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Merge with rsync://fileserver/linux

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Update to Linus latest
This commit is contained in:
Thomas Gleixner
2005-06-26 23:20:36 +02:00
committed by Thomas Gleixner
parent f1f67a9874 7d681b23d6
commit 7ca6448dbf
3076 changed files with 187397 additions and 71544 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/linux/a.out.h
+1 -1
View File
@@ -138,7 +138,7 @@ enum machine_type {
#endif
#endif
#define _N_SEGMENT_ROUND(x) (((x) + SEGMENT_SIZE - 1) & ~(SEGMENT_SIZE - 1))
#define _N_SEGMENT_ROUND(x) ALIGN(x, SEGMENT_SIZE)
#define _N_TXTENDADDR(x) (N_TXTADDR(x)+(x).a_text)
include/linux/acpi.h
+6 -1
View File
@@ -25,6 +25,10 @@
#ifndef _LINUX_ACPI_H
#define _LINUX_ACPI_H
#include <linux/config.h>
#ifdef CONFIG_ACPI
#ifndef _LINUX
#define _LINUX
#endif
@@ -533,4 +537,5 @@ static inline int acpi_get_pxm(acpi_handle handle)
extern int pnpacpi_disabled;
#endif /*_LINUX_ACPI_H*/
#endif /* CONFIG_ACPI */
#endif /*_LINUX_ACPI_H*/
include/linux/arcfb.h
+8
View File
@@ -0,0 +1,8 @@
#ifndef __LINUX_ARCFB_H__
#define __LINUX_ARCFB_H__
#define FBIO_WAITEVENT _IO('F', 0x88)
#define FBIO_GETCONTROL2 _IOR('F', 0x89, size_t)
#endif
include/linux/ata.h
+1
View File
@@ -224,6 +224,7 @@ struct ata_taskfile {
};
#define ata_id_is_ata(id) (((id)[0] & (1 << 15)) == 0)
#define ata_id_is_sata(id) ((id)[93] == 0)
#define ata_id_rahead_enabled(id) ((id)[85] & (1 << 6))
#define ata_id_wcache_enabled(id) ((id)[85] & (1 << 5))
#define ata_id_has_flush(id) ((id)[83] & (1 << 12))
include/linux/atalk.h
+13 -13
View File
@@ -20,7 +20,7 @@
#define SIOCATALKDIFADDR (SIOCPROTOPRIVATE + 0)
struct atalk_addr {
__u16 s_net;
__be16 s_net;
__u8 s_node;
};
@@ -33,8 +33,8 @@ struct sockaddr_at {
struct atalk_netrange {
__u8 nr_phase;
__u16 nr_firstnet;
__u16 nr_lastnet;
__be16 nr_firstnet;
__be16 nr_lastnet;
};
#ifdef __KERNEL__
@@ -70,8 +70,8 @@ struct atalk_iface {
struct atalk_sock {
/* struct sock has to be the first member of atalk_sock */
struct sock sk;
unsigned short dest_net;
unsigned short src_net;
__be16 dest_net;
__be16 src_net;
unsigned char dest_node;
unsigned char src_node;
unsigned char dest_port;
@@ -95,9 +95,9 @@ struct ddpehdr {
deh_hops:4,
deh_len:10;
#endif
__u16 deh_sum;
__u16 deh_dnet;
__u16 deh_snet;
__be16 deh_sum;
__be16 deh_dnet;
__be16 deh_snet;
__u8 deh_dnode;
__u8 deh_snode;
__u8 deh_dport;
@@ -142,24 +142,24 @@ struct ddpshdr {
/* AppleTalk AARP headers */
struct elapaarp {
__u16 hw_type;
__be16 hw_type;
#define AARP_HW_TYPE_ETHERNET 1
#define AARP_HW_TYPE_TOKENRING 2
__u16 pa_type;
__be16 pa_type;
__u8 hw_len;
__u8 pa_len;
#define AARP_PA_ALEN 4
__u16 function;
__be16 function;
#define AARP_REQUEST 1
#define AARP_REPLY 2
#define AARP_PROBE 3
__u8 hw_src[ETH_ALEN] __attribute__ ((packed));
__u8 pa_src_zero __attribute__ ((packed));
__u16 pa_src_net __attribute__ ((packed));
__be16 pa_src_net __attribute__ ((packed));
__u8 pa_src_node __attribute__ ((packed));
__u8 hw_dst[ETH_ALEN] __attribute__ ((packed));
__u8 pa_dst_zero __attribute__ ((packed));
__u16 pa_dst_net __attribute__ ((packed));
__be16 pa_dst_net __attribute__ ((packed));
__u8 pa_dst_node __attribute__ ((packed));
};
include/linux/audit.h
+70 -24
View File
@@ -27,15 +27,52 @@
#include <linux/sched.h>
#include <linux/elf.h>
/* Request and reply types */
#define AUDIT_GET 1000 /* Get status */
#define AUDIT_SET 1001 /* Set status (enable/disable/auditd) */
#define AUDIT_LIST 1002 /* List filtering rules */
#define AUDIT_ADD 1003 /* Add filtering rule */
#define AUDIT_DEL 1004 /* Delete filtering rule */
#define AUDIT_USER 1005 /* Send a message from user-space */
#define AUDIT_LOGIN 1006 /* Define the login id and informaiton */
#define AUDIT_KERNEL 2000 /* Asynchronous audit record. NOT A REQUEST. */
/* The netlink messages for the audit system is divided into blocks:
* 1000 - 1099 are for commanding the audit system
* 1100 - 1199 user space trusted application messages
* 1200 - 1299 messages internal to the audit daemon
* 1300 - 1399 audit event messages
* 1400 - 1499 SE Linux use
* 1500 - 1999 future use
* 2000 is for otherwise unclassified kernel audit messages
*
* Messages from 1000-1199 are bi-directional. 1200-1299 are exclusively user
* space. Anything over that is kernel --> user space communication.
*/
#define AUDIT_GET 1000 /* Get status */
#define AUDIT_SET 1001 /* Set status (enable/disable/auditd) */
#define AUDIT_LIST 1002 /* List syscall filtering rules */
#define AUDIT_ADD 1003 /* Add syscall filtering rule */
#define AUDIT_DEL 1004 /* Delete syscall filtering rule */
#define AUDIT_USER 1005 /* Message from userspace -- deprecated */
#define AUDIT_LOGIN 1006 /* Define the login id and information */
#define AUDIT_WATCH_INS 1007 /* Insert file/dir watch entry */
#define AUDIT_WATCH_REM 1008 /* Remove file/dir watch entry */
#define AUDIT_WATCH_LIST 1009 /* List all file/dir watches */
#define AUDIT_SIGNAL_INFO 1010 /* Get info about sender of signal to auditd */
#define AUDIT_FIRST_USER_MSG 1100 /* Userspace messages uninteresting to kernel */
#define AUDIT_LAST_USER_MSG 1199
#define AUDIT_DAEMON_START 1200 /* Daemon startup record */
#define AUDIT_DAEMON_END 1201 /* Daemon normal stop record */
#define AUDIT_DAEMON_ABORT 1202 /* Daemon error stop record */
#define AUDIT_DAEMON_CONFIG 1203 /* Daemon config change */
#define AUDIT_SYSCALL 1300 /* Syscall event */
#define AUDIT_FS_WATCH 1301 /* Filesystem watch event */
#define AUDIT_PATH 1302 /* Filename path information */
#define AUDIT_IPC 1303 /* IPC record */
#define AUDIT_SOCKETCALL 1304 /* sys_socketcall arguments */
#define AUDIT_CONFIG_CHANGE 1305 /* Audit system configuration change */
#define AUDIT_SOCKADDR 1306 /* sockaddr copied as syscall arg */
#define AUDIT_CWD 1307 /* Current working directory */
#define AUDIT_AVC 1400 /* SE Linux avc denial or grant */
#define AUDIT_SELINUX_ERR 1401 /* Internal SE Linux Errors */
#define AUDIT_AVC_PATH 1402 /* dentry, vfsmount pair from avc */
#define AUDIT_KERNEL 2000 /* Asynchronous audit record. NOT A REQUEST. */
/* Rule flags */
#define AUDIT_PER_TASK 0x01 /* Apply rule at task creation (not syscall) */
@@ -132,16 +169,9 @@
#define AUDIT_ARCH_V850 (EM_V850|__AUDIT_ARCH_LE)
#define AUDIT_ARCH_X86_64 (EM_X86_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
#ifndef __KERNEL__
struct audit_message {
struct nlmsghdr nlh;
char data[1200];
};
#endif
struct audit_status {
__u32 mask; /* Bit mask for valid entries */
__u32 enabled; /* 1 = enabled, 0 = disbaled */
__u32 enabled; /* 1 = enabled, 0 = disabled */
__u32 failure; /* Failure-to-log action */
__u32 pid; /* pid of auditd process */
__u32 rate_limit; /* messages rate limit (per second) */
@@ -161,6 +191,11 @@ struct audit_rule { /* for AUDIT_LIST, AUDIT_ADD, and AUDIT_DEL */
#ifdef __KERNEL__
struct audit_sig_info {
uid_t uid;
pid_t pid;
};
struct audit_buffer;
struct audit_context;
struct inode;
@@ -185,11 +220,16 @@ extern void audit_inode(const char *name, const struct inode *inode);
/* Private API (for audit.c only) */
extern int audit_receive_filter(int type, int pid, int uid, int seq,
void *data, uid_t loginuid);
extern void audit_get_stamp(struct audit_context *ctx,
struct timespec *t, unsigned int *serial);
extern unsigned int audit_serial(void);
extern void auditsc_get_stamp(struct audit_context *ctx,
struct timespec *t, unsigned int *serial);
extern int audit_set_loginuid(struct task_struct *task, uid_t loginuid);
extern uid_t audit_get_loginuid(struct audit_context *ctx);
extern int audit_ipc_perms(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode);
extern int audit_socketcall(int nargs, unsigned long *args);
extern int audit_sockaddr(int len, void *addr);
extern int audit_avc_path(struct dentry *dentry, struct vfsmount *mnt);
extern void audit_signal_info(int sig, struct task_struct *t);
#else
#define audit_alloc(t) ({ 0; })
#define audit_free(t) do { ; } while (0)
@@ -198,18 +238,24 @@ extern int audit_ipc_perms(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mo
#define audit_getname(n) do { ; } while (0)
#define audit_putname(n) do { ; } while (0)
#define audit_inode(n,i) do { ; } while (0)
#define audit_receive_filter(t,p,u,s,d,l) ({ -EOPNOTSUPP; })
#define auditsc_get_stamp(c,t,s) do { BUG(); } while (0)
#define audit_get_loginuid(c) ({ -1; })
#define audit_ipc_perms(q,u,g,m) ({ 0; })
#define audit_socketcall(n,a) ({ 0; })
#define audit_sockaddr(len, addr) ({ 0; })
#define audit_avc_path(dentry, mnt) ({ 0; })
#define audit_signal_info(s,t) do { ; } while (0)
#endif
#ifdef CONFIG_AUDIT
/* These are defined in audit.c */
/* Public API */
extern void audit_log(struct audit_context *ctx,
extern void audit_log(struct audit_context *ctx, int type,
const char *fmt, ...)
__attribute__((format(printf,2,3)));
__attribute__((format(printf,3,4)));
extern struct audit_buffer *audit_log_start(struct audit_context *ctx);
extern struct audit_buffer *audit_log_start(struct audit_context *ctx,int type);
extern void audit_log_format(struct audit_buffer *ab,
const char *fmt, ...)
__attribute__((format(printf,2,3)));
@@ -229,8 +275,8 @@ extern void audit_send_reply(int pid, int seq, int type,
void *payload, int size);
extern void audit_log_lost(const char *message);
#else
#define audit_log(t,f,...) do { ; } while (0)
#define audit_log_start(t) ({ NULL; })
#define audit_log(c,t,f,...) do { ; } while (0)
#define audit_log_start(c,t) ({ NULL; })
#define audit_log_vformat(b,f,a) do { ; } while (0)
#define audit_log_format(b,f,...) do { ; } while (0)
#define audit_log_end(b) do { ; } while (0)
include/linux/auto_fs4.h
+1 -1
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@@ -23,7 +23,7 @@
#define AUTOFS_MIN_PROTO_VERSION 3
#define AUTOFS_MAX_PROTO_VERSION 4
#define AUTOFS_PROTO_SUBVERSION 6
#define AUTOFS_PROTO_SUBVERSION 7
/* Mask for expire behaviour */
#define AUTOFS_EXP_IMMEDIATE 1
include/linux/binfmts.h
+5
View File
@@ -69,6 +69,11 @@ extern void remove_arg_zero(struct linux_binprm *);
extern int search_binary_handler(struct linux_binprm *,struct pt_regs *);
extern int flush_old_exec(struct linux_binprm * bprm);
extern int suid_dumpable;
#define SUID_DUMP_DISABLE 0 /* No setuid dumping */
#define SUID_DUMP_USER 1 /* Dump as user of process */
#define SUID_DUMP_ROOT 2 /* Dump as root */
/* Stack area protections */
#define EXSTACK_DEFAULT 0 /* Whatever the arch defaults to */
#define EXSTACK_DISABLE_X 1 /* Disable executable stacks */
include/linux/blkdev.h
+6 -12
View File
@@ -285,16 +285,12 @@ enum blk_queue_state {
Queue_up,
};
#define BLK_TAGS_PER_LONG (sizeof(unsigned long) * 8)
#define BLK_TAGS_MASK (BLK_TAGS_PER_LONG - 1)
struct blk_queue_tag {
struct request **tag_index; /* map of busy tags */
unsigned long *tag_map; /* bit map of free/busy tags */
struct list_head busy_list; /* fifo list of busy tags */
int busy; /* current depth */
int max_depth; /* what we will send to device */
int real_max_depth; /* what the array can hold */
atomic_t refcnt; /* map can be shared */
};
@@ -396,6 +392,7 @@ struct request_queue
*/
unsigned int sg_timeout;
unsigned int sg_reserved_size;
int node;
struct list_head drain_list;
@@ -542,15 +539,12 @@ extern void generic_make_request(struct bio *bio);
extern void blk_put_request(struct request *);
extern void blk_end_sync_rq(struct request *rq);
extern void blk_attempt_remerge(request_queue_t *, struct request *);
extern void __blk_attempt_remerge(request_queue_t *, struct request *);
extern struct request *blk_get_request(request_queue_t *, int, int);
extern void blk_insert_request(request_queue_t *, struct request *, int, void *, int);
extern void blk_insert_request(request_queue_t *, struct request *, int, void *);
extern void blk_requeue_request(request_queue_t *, struct request *);
extern void blk_plug_device(request_queue_t *);
extern int blk_remove_plug(request_queue_t *);
extern void blk_recount_segments(request_queue_t *, struct bio *);
extern int blk_phys_contig_segment(request_queue_t *q, struct bio *, struct bio *);
extern int blk_hw_contig_segment(request_queue_t *q, struct bio *, struct bio *);
extern int scsi_cmd_ioctl(struct file *, struct gendisk *, unsigned int, void __user *);
extern void blk_start_queue(request_queue_t *q);
extern void blk_stop_queue(request_queue_t *q);
@@ -615,6 +609,8 @@ static inline void blkdev_dequeue_request(struct request *req)
/*
* Access functions for manipulating queue properties
*/
extern request_queue_t *blk_init_queue_node(request_fn_proc *rfn,
spinlock_t *lock, int node_id);
extern request_queue_t *blk_init_queue(request_fn_proc *, spinlock_t *);
extern void blk_cleanup_queue(request_queue_t *);
extern void blk_queue_make_request(request_queue_t *, make_request_fn *);
@@ -632,7 +628,6 @@ extern void blk_queue_dma_alignment(request_queue_t *, int);
extern struct backing_dev_info *blk_get_backing_dev_info(struct block_device *bdev);
extern void blk_queue_ordered(request_queue_t *, int);
extern void blk_queue_issue_flush_fn(request_queue_t *, issue_flush_fn *);
extern int blkdev_scsi_issue_flush_fn(request_queue_t *, struct gendisk *, sector_t *);
extern struct request *blk_start_pre_flush(request_queue_t *,struct request *);
extern int blk_complete_barrier_rq(request_queue_t *, struct request *, int);
extern int blk_complete_barrier_rq_locked(request_queue_t *, struct request *, int);
@@ -646,7 +641,8 @@ extern void blk_wait_queue_drained(request_queue_t *, int);
extern void blk_finish_queue_drain(request_queue_t *);
int blk_get_queue(request_queue_t *);
request_queue_t *blk_alloc_queue(int);
request_queue_t *blk_alloc_queue(int gfp_mask);
request_queue_t *blk_alloc_queue_node(int,int);
#define blk_put_queue(q) blk_cleanup_queue((q))
/*
@@ -675,8 +671,6 @@ extern int blkdev_issue_flush(struct block_device *, sector_t *);
#define blkdev_entry_to_request(entry) list_entry((entry), struct request, queuelist)
extern void drive_stat_acct(struct request *, int, int);
static inline int queue_hardsect_size(request_queue_t *q)
{
int retval = 512;
include/linux/bootmem.h
+13
View File
@@ -22,6 +22,10 @@ extern unsigned long min_low_pfn;
*/
extern unsigned long max_pfn;
#ifdef CONFIG_CRASH_DUMP
extern unsigned long saved_max_pfn;
#endif
/*
* node_bootmem_map is a map pointer - the bits represent all physical
* memory pages (including holes) on the node.
@@ -67,6 +71,15 @@ extern void * __init __alloc_bootmem_node (pg_data_t *pgdat, unsigned long size,
__alloc_bootmem_node((pgdat), (x), PAGE_SIZE, 0)
#endif /* !CONFIG_HAVE_ARCH_BOOTMEM_NODE */
#ifdef CONFIG_HAVE_ARCH_ALLOC_REMAP
extern void *alloc_remap(int nid, unsigned long size);
#else
static inline void *alloc_remap(int nid, unsigned long size)
{
return NULL;
}
#endif
extern unsigned long __initdata nr_kernel_pages;
extern unsigned long __initdata nr_all_pages;
include/linux/chio.h
+168
View File
@@ -0,0 +1,168 @@
/*
* ioctl interface for the scsi media changer driver
*/
/* changer element types */
#define CHET_MT 0 /* media transport element (robot) */
#define CHET_ST 1 /* storage element (media slots) */
#define CHET_IE 2 /* import/export element */
#define CHET_DT 3 /* data transfer element (tape/cdrom/whatever) */
#define CHET_V1 4 /* vendor specific #1 */
#define CHET_V2 5 /* vendor specific #2 */
#define CHET_V3 6 /* vendor specific #3 */
#define CHET_V4 7 /* vendor specific #4 */
/*
* CHIOGPARAMS
* query changer properties
*
* CHIOVGPARAMS
* query vendor-specific element types
*
* accessing elements works by specifing type and unit of the element.
* for eample, storage elements are addressed with type = CHET_ST and
* unit = 0 .. cp_nslots-1
*
*/
struct changer_params {
int cp_curpicker; /* current transport element */
int cp_npickers; /* number of transport elements (CHET_MT) */
int cp_nslots; /* number of storage elements (CHET_ST) */
int cp_nportals; /* number of import/export elements (CHET_IE) */
int cp_ndrives; /* number of data transfer elements (CHET_DT) */
};
struct changer_vendor_params {
int cvp_n1; /* number of vendor specific elems (CHET_V1) */
char cvp_label1[16];
int cvp_n2; /* number of vendor specific elems (CHET_V2) */
char cvp_label2[16];
int cvp_n3; /* number of vendor specific elems (CHET_V3) */
char cvp_label3[16];
int cvp_n4; /* number of vendor specific elems (CHET_V4) */
char cvp_label4[16];
int reserved[8];
};
/*
* CHIOMOVE
* move a medium from one element to another
*/
struct changer_move {
int cm_fromtype; /* type/unit of source element */
int cm_fromunit;
int cm_totype; /* type/unit of destination element */
int cm_tounit;
int cm_flags;
};
#define CM_INVERT 1 /* flag: rotate media (for double-sided like MOD) */
/*
* CHIOEXCHANGE
* move one medium from element #1 to element #2,
* and another one from element #2 to element #3.
* element #1 and #3 are allowed to be identical.
*/
struct changer_exchange {
int ce_srctype; /* type/unit of element #1 */
int ce_srcunit;
int ce_fdsttype; /* type/unit of element #2 */
int ce_fdstunit;
int ce_sdsttype; /* type/unit of element #3 */
int ce_sdstunit;
int ce_flags;
};
#define CE_INVERT1 1
#define CE_INVERT2 2
/*
* CHIOPOSITION
* move the transport element (robot arm) to a specific element.
*/
struct changer_position {
int cp_type;
int cp_unit;
int cp_flags;
};
#define CP_INVERT 1
/*
* CHIOGSTATUS
* get element status for all elements of a specific type
*/
struct changer_element_status {
int ces_type;
unsigned char *ces_data;
};
#define CESTATUS_FULL 0x01 /* full */
#define CESTATUS_IMPEXP 0x02 /* media was imported (inserted by sysop) */
#define CESTATUS_EXCEPT 0x04 /* error condition */
#define CESTATUS_ACCESS 0x08 /* access allowed */
#define CESTATUS_EXENAB 0x10 /* element can export media */
#define CESTATUS_INENAB 0x20 /* element can import media */
/*
* CHIOGELEM
* get more detailed status informtion for a single element
*/
struct changer_get_element {
int cge_type; /* type/unit */
int cge_unit;
int cge_status; /* status */
int cge_errno; /* errno */
int cge_srctype; /* source element of the last move/exchange */
int cge_srcunit;
int cge_id; /* scsi id (for data transfer elements) */
int cge_lun; /* scsi lun (for data transfer elements) */
char cge_pvoltag[36]; /* primary volume tag */
char cge_avoltag[36]; /* alternate volume tag */
int cge_flags;
};
/* flags */
#define CGE_ERRNO 0x01 /* errno available */
#define CGE_INVERT 0x02 /* media inverted */
#define CGE_SRC 0x04 /* media src available */
#define CGE_IDLUN 0x08 /* ID+LUN available */
#define CGE_PVOLTAG 0x10 /* primary volume tag available */
#define CGE_AVOLTAG 0x20 /* alternate volume tag available */
/*
* CHIOSVOLTAG
* set volume tag
*/
struct changer_set_voltag {
int csv_type; /* type/unit */
int csv_unit;
char csv_voltag[36]; /* volume tag */
int csv_flags;
};
#define CSV_PVOLTAG 0x01 /* primary volume tag */
#define CSV_AVOLTAG 0x02 /* alternate volume tag */
#define CSV_CLEARTAG 0x04 /* clear volume tag */
/* ioctls */
#define CHIOMOVE _IOW('c', 1,struct changer_move)
#define CHIOEXCHANGE _IOW('c', 2,struct changer_exchange)
#define CHIOPOSITION _IOW('c', 3,struct changer_position)
#define CHIOGPICKER _IOR('c', 4,int) /* not impl. */
#define CHIOSPICKER _IOW('c', 5,int) /* not impl. */
#define CHIOGPARAMS _IOR('c', 6,struct changer_params)
#define CHIOGSTATUS _IOW('c', 8,struct changer_element_status)
#define CHIOGELEM _IOW('c',16,struct changer_get_element)
#define CHIOINITELEM _IO('c',17)
#define CHIOSVOLTAG _IOW('c',18,struct changer_set_voltag)
#define CHIOGVPARAMS _IOR('c',19,struct changer_vendor_params)
/* ---------------------------------------------------------------------- */
/*
* Local variables:
* c-basic-offset: 8
* End:
*/
include/linux/cpu.h
+1
View File
@@ -69,6 +69,7 @@ extern struct semaphore cpucontrol;
register_cpu_notifier(&fn##_nb); \
}
int cpu_down(unsigned int cpu);
extern int __attribute__((weak)) smp_prepare_cpu(int cpu);
#define cpu_is_offline(cpu) unlikely(!cpu_online(cpu))
#else
#define lock_cpu_hotplug() do { } while (0)
include/linux/cpufreq.h
+1 -1
View File
@@ -49,7 +49,7 @@ int cpufreq_unregister_notifier(struct notifier_block *nb, unsigned int list);
/* Frequency values here are CPU kHz so that hardware which doesn't run
* with some frequencies can complain without having to guess what per
* cent / per mille means.
* Maximum transition latency is in microseconds - if it's unknown,
* Maximum transition latency is in nanoseconds - if it's unknown,
* CPUFREQ_ETERNAL shall be used.
*/
include/linux/crash_dump.h
+18
View File
@@ -0,0 +1,18 @@
#ifndef LINUX_CRASH_DUMP_H
#define LINUX_CRASH_DUMP_H
#ifdef CONFIG_CRASH_DUMP
#include <linux/kexec.h>
#include <linux/smp_lock.h>
#include <linux/device.h>
#include <linux/proc_fs.h>
#define ELFCORE_ADDR_MAX (-1ULL)
extern unsigned long long elfcorehdr_addr;
extern ssize_t copy_oldmem_page(unsigned long, char *, size_t,
unsigned long, int);
extern struct file_operations proc_vmcore_operations;
extern struct proc_dir_entry *proc_vmcore;
#endif /* CONFIG_CRASH_DUMP */
#endif /* LINUX_CRASHDUMP_H */
include/linux/device.h
+34 -30
View File
@@ -14,6 +14,7 @@
#include <linux/config.h>
#include <linux/ioport.h>
#include <linux/kobject.h>
#include <linux/klist.h>
#include <linux/list.h>
#include <linux/types.h>
#include <linux/module.h>
@@ -44,14 +45,15 @@ struct device;
struct device_driver;
struct class;
struct class_device;
struct class_simple;
struct bus_type {
char * name;
const char * name;
struct subsystem subsys;
struct kset drivers;
struct kset devices;
struct klist klist_devices;
struct klist klist_drivers;
struct bus_attribute * bus_attrs;
struct device_attribute * dev_attrs;
@@ -98,17 +100,18 @@ extern int bus_create_file(struct bus_type *, struct bus_attribute *);
extern void bus_remove_file(struct bus_type *, struct bus_attribute *);
struct device_driver {
char * name;
const char * name;
struct bus_type * bus;
struct completion unloaded;
struct kobject kobj;
struct list_head devices;
struct klist klist_devices;
struct klist_node knode_bus;
struct module * owner;
struct module * owner;
int (*probe) (struct device * dev);
int (*remove) (struct device * dev);
int (*remove) (struct device * dev);
void (*shutdown) (struct device * dev);
int (*suspend) (struct device * dev, pm_message_t state, u32 level);
int (*resume) (struct device * dev, u32 level);
@@ -137,12 +140,16 @@ struct driver_attribute driver_attr_##_name = __ATTR(_name,_mode,_show,_store)
extern int driver_create_file(struct device_driver *, struct driver_attribute *);
extern void driver_remove_file(struct device_driver *, struct driver_attribute *);
extern int driver_for_each_device(struct device_driver * drv, struct device * start,
void * data, int (*fn)(struct device *, void *));
/*
* device classes
*/
struct class {
char * name;
const char * name;
struct module * owner;
struct subsystem subsys;
struct list_head children;
@@ -185,6 +192,7 @@ struct class_device {
struct kobject kobj;
struct class * class; /* required */
dev_t devt; /* dev_t, creates the sysfs "dev" */
struct class_device_attribute *devt_attr;
struct device * dev; /* not necessary, but nice to have */
void * class_data; /* class-specific data */
@@ -245,26 +253,28 @@ struct class_interface {
extern int class_interface_register(struct class_interface *);
extern void class_interface_unregister(struct class_interface *);
/* interface for class simple stuff */
extern struct class_simple *class_simple_create(struct module *owner, char *name);
extern void class_simple_destroy(struct class_simple *cs);
extern struct class_device *class_simple_device_add(struct class_simple *cs, dev_t dev, struct device *device, const char *fmt, ...)
__attribute__((format(printf,4,5)));
extern int class_simple_set_hotplug(struct class_simple *,
int (*hotplug)(struct class_device *dev, char **envp, int num_envp, char *buffer, int buffer_size));
extern void class_simple_device_remove(dev_t dev);
extern struct class *class_create(struct module *owner, char *name);
extern void class_destroy(struct class *cls);
extern struct class_device *class_device_create(struct class *cls, dev_t devt,
struct device *device, char *fmt, ...)
__attribute__((format(printf,4,5)));
extern void class_device_destroy(struct class *cls, dev_t devt);
struct device {
struct list_head node; /* node in sibling list */
struct list_head bus_list; /* node in bus's list */
struct list_head driver_list;
struct list_head children;
struct klist klist_children;
struct klist_node knode_parent; /* node in sibling list */
struct klist_node knode_driver;
struct klist_node knode_bus;
struct device * parent;
struct kobject kobj;
char bus_id[BUS_ID_SIZE]; /* position on parent bus */
struct semaphore sem; /* semaphore to synchronize calls to
* its driver.
*/
struct bus_type * bus; /* type of bus device is on */
struct device_driver *driver; /* which driver has allocated this
device */
@@ -288,12 +298,6 @@ struct device {
void (*release)(struct device * dev);
};
static inline struct device *
list_to_dev(struct list_head *node)
{
return list_entry(node, struct device, node);
}
static inline void *
dev_get_drvdata (struct device *dev)
{
@@ -321,7 +325,6 @@ extern int device_for_each_child(struct device *, void *,
* Manual binding of a device to driver. See drivers/base/bus.c
* for information on use.
*/
extern int driver_probe_device(struct device_driver * drv, struct device * dev);
extern void device_bind_driver(struct device * dev);
extern void device_release_driver(struct device * dev);
extern int device_attach(struct device * dev);
@@ -332,8 +335,10 @@ extern void driver_attach(struct device_driver * drv);
struct device_attribute {
struct attribute attr;
ssize_t (*show)(struct device * dev, char * buf);
ssize_t (*store)(struct device * dev, const char * buf, size_t count);
ssize_t (*show)(struct device *dev, struct device_attribute *attr,
char *buf);
ssize_t (*store)(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count);
};
#define DEVICE_ATTR(_name,_mode,_show,_store) \
@@ -360,13 +365,12 @@ extern int (*platform_notify_remove)(struct device * dev);
*/
extern struct device * get_device(struct device * dev);
extern void put_device(struct device * dev);
extern struct device *device_find(const char *name, struct bus_type *bus);
/* drivers/base/platform.c */
struct platform_device {
char * name;
const char * name;
u32 id;
struct device dev;
u32 num_resources;
include/linux/dm9000.h
+36
View File
@@ -0,0 +1,36 @@
/* include/linux/dm9000.h
*
* Copyright (c) 2004 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
*
* Header file for dm9000 platform data
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#ifndef __DM9000_PLATFORM_DATA
#define __DM9000_PLATFORM_DATA __FILE__
/* IO control flags */
#define DM9000_PLATF_8BITONLY (0x0001)
#define DM9000_PLATF_16BITONLY (0x0002)
#define DM9000_PLATF_32BITONLY (0x0004)
/* platfrom data for platfrom device structure's platfrom_data field */
struct dm9000_plat_data {
unsigned int flags;
/* allow replacement IO routines */
void (*inblk)(void __iomem *reg, void *data, int len);
void (*outblk)(void __iomem *reg, void *data, int len);
void (*dumpblk)(void __iomem *reg, int len);
};
#endif /* __DM9000_PLATFORM_DATA */
include/linux/dma-mapping.h
+5
View File
@@ -14,7 +14,12 @@ enum dma_data_direction {
};
#define DMA_64BIT_MASK 0xffffffffffffffffULL
#define DMA_40BIT_MASK 0x000000ffffffffffULL
#define DMA_39BIT_MASK 0x0000007fffffffffULL
#define DMA_32BIT_MASK 0x00000000ffffffffULL
#define DMA_31BIT_MASK 0x000000007fffffffULL
#define DMA_30BIT_MASK 0x000000003fffffffULL
#define DMA_29BIT_MASK 0x000000001fffffffULL
#include <asm/dma-mapping.h>
include/linux/dmi.h
+1
View File
@@ -9,6 +9,7 @@ enum dmi_field {
DMI_SYS_VENDOR,
DMI_PRODUCT_NAME,
DMI_PRODUCT_VERSION,
DMI_PRODUCT_SERIAL,
DMI_BOARD_VENDOR,
DMI_BOARD_NAME,
DMI_BOARD_VERSION,
include/linux/dqblk_v1.h
+6
View File
@@ -11,6 +11,12 @@
/* Root squash turned on */
#define V1_DQF_RSQUASH 1
/* Numbers of blocks needed for updates */
#define V1_INIT_ALLOC 1
#define V1_INIT_REWRITE 1
#define V1_DEL_ALLOC 0
#define V1_DEL_REWRITE 2
/* Special information about quotafile */
struct v1_mem_dqinfo {
};
include/linux/dqblk_v2.h
+6
View File
@@ -10,6 +10,12 @@
/* id numbers of quota format */
#define QFMT_VFS_V0 2
/* Numbers of blocks needed for updates */
#define V2_INIT_ALLOC 4
#define V2_INIT_REWRITE 2
#define V2_DEL_ALLOC 0
#define V2_DEL_REWRITE 6
/* Inmemory copy of version specific information */
struct v2_mem_dqinfo {
unsigned int dqi_blocks;
include/linux/efi.h
+1 -1
View File
@@ -315,7 +315,7 @@ extern struct efi_memory_map memmap;
*/
static inline int efi_range_is_wc(unsigned long start, unsigned long len)
{
int i;
unsigned long i;
for (i = 0; i < len; i += (1UL << EFI_PAGE_SHIFT)) {
unsigned long paddr = __pa(start + i);
include/linux/etherdevice.h
+18 -4
View File
@@ -55,19 +55,33 @@ static inline int is_zero_ether_addr(const u8 *addr)
return !(addr[0] | addr[1] | addr[2] | addr[3] | addr[4] | addr[5]);
}
/**
* is_multicast_ether_addr - Determine if the given Ethernet address is a
* multicast address.
*
* @addr: Pointer to a six-byte array containing the Ethernet address
*
* Return true if the address is a multicast address.
*/
static inline int is_multicast_ether_addr(const u8 *addr)
{
return addr[0] & 0x01;
}
/**
* is_valid_ether_addr - Determine if the given Ethernet address is valid
* @addr: Pointer to a six-byte array containing the Ethernet address
*
* Check that the Ethernet address (MAC) is not 00:00:00:00:00:00, is not
* a multicast address, and is not FF:FF:FF:FF:FF:FF. The multicast
* and FF:FF:... tests are combined into the single test "!(addr[0]&1)".
* a multicast address, and is not FF:FF:FF:FF:FF:FF.
*
* Return true if the address is valid.
*/
static inline int is_valid_ether_addr(const u8 *addr)
{
return !(addr[0]&1) && !is_zero_ether_addr(addr);
/* FF:FF:FF:FF:FF:FF is a multicast address so we don't need to
* explicitly check for it here. */
return !is_multicast_ether_addr(addr) && !is_zero_ether_addr(addr);
}
/**
@@ -83,6 +97,6 @@ static inline void random_ether_addr(u8 *addr)
addr [0] &= 0xfe; /* clear multicast bit */
addr [0] |= 0x02; /* set local assignment bit (IEEE802) */
}
#endif
#endif /* __KERNEL__ */
#endif /* _LINUX_ETHERDEVICE_H */
include/linux/ethtool.h
+1
View File
@@ -256,6 +256,7 @@ struct net_device;
u32 ethtool_op_get_link(struct net_device *dev);
u32 ethtool_op_get_tx_csum(struct net_device *dev);
int ethtool_op_set_tx_csum(struct net_device *dev, u32 data);
int ethtool_op_set_tx_hw_csum(struct net_device *dev, u32 data);
u32 ethtool_op_get_sg(struct net_device *dev);
int ethtool_op_set_sg(struct net_device *dev, u32 data);
u32 ethtool_op_get_tso(struct net_device *dev);
include/linux/ext2_fs.h
+13 -12
View File
@@ -300,18 +300,19 @@ struct ext2_inode {
/*
* Mount flags
*/
#define EXT2_MOUNT_CHECK 0x0001 /* Do mount-time checks */
#define EXT2_MOUNT_OLDALLOC 0x0002 /* Don't use the new Orlov allocator */
#define EXT2_MOUNT_GRPID 0x0004 /* Create files with directory's group */
#define EXT2_MOUNT_DEBUG 0x0008 /* Some debugging messages */
#define EXT2_MOUNT_ERRORS_CONT 0x0010 /* Continue on errors */
#define EXT2_MOUNT_ERRORS_RO 0x0020 /* Remount fs ro on errors */
#define EXT2_MOUNT_ERRORS_PANIC 0x0040 /* Panic on errors */
#define EXT2_MOUNT_MINIX_DF 0x0080 /* Mimics the Minix statfs */
#define EXT2_MOUNT_NOBH 0x0100 /* No buffer_heads */
#define EXT2_MOUNT_NO_UID32 0x0200 /* Disable 32-bit UIDs */
#define EXT2_MOUNT_XATTR_USER 0x4000 /* Extended user attributes */
#define EXT2_MOUNT_POSIX_ACL 0x8000 /* POSIX Access Control Lists */
#define EXT2_MOUNT_CHECK 0x000001 /* Do mount-time checks */
#define EXT2_MOUNT_OLDALLOC 0x000002 /* Don't use the new Orlov allocator */
#define EXT2_MOUNT_GRPID 0x000004 /* Create files with directory's group */
#define EXT2_MOUNT_DEBUG 0x000008 /* Some debugging messages */
#define EXT2_MOUNT_ERRORS_CONT 0x000010 /* Continue on errors */
#define EXT2_MOUNT_ERRORS_RO 0x000020 /* Remount fs ro on errors */
#define EXT2_MOUNT_ERRORS_PANIC 0x000040 /* Panic on errors */
#define EXT2_MOUNT_MINIX_DF 0x000080 /* Mimics the Minix statfs */
#define EXT2_MOUNT_NOBH 0x000100 /* No buffer_heads */
#define EXT2_MOUNT_NO_UID32 0x000200 /* Disable 32-bit UIDs */
#define EXT2_MOUNT_XATTR_USER 0x004000 /* Extended user attributes */
#define EXT2_MOUNT_POSIX_ACL 0x008000 /* POSIX Access Control Lists */
#define EXT2_MOUNT_XIP 0x010000 /* Execute in place */
#define clear_opt(o, opt) o &= ~EXT2_MOUNT_##opt
#define set_opt(o, opt) o |= EXT2_MOUNT_##opt
include/linux/ext3_fs.h
+1
View File
@@ -358,6 +358,7 @@ struct ext3_inode {
#define EXT3_MOUNT_RESERVATION 0x10000 /* Preallocation */
#define EXT3_MOUNT_BARRIER 0x20000 /* Use block barriers */
#define EXT3_MOUNT_NOBH 0x40000 /* No bufferheads */
#define EXT3_MOUNT_QUOTA 0x80000 /* Some quota option set */
/* Compatibility, for having both ext2_fs.h and ext3_fs.h included at once */
#ifndef _LINUX_EXT2_FS_H
include/linux/ext3_jbd.h
+11 -8
View File
@@ -42,15 +42,15 @@
* superblock only gets updated once, of course, so don't bother
* counting that again for the quota updates. */
#define EXT3_DATA_TRANS_BLOCKS (EXT3_SINGLEDATA_TRANS_BLOCKS + \
#define EXT3_DATA_TRANS_BLOCKS(sb) (EXT3_SINGLEDATA_TRANS_BLOCKS + \
EXT3_XATTR_TRANS_BLOCKS - 2 + \
2*EXT3_QUOTA_TRANS_BLOCKS)
2*EXT3_QUOTA_TRANS_BLOCKS(sb))
/* Delete operations potentially hit one directory's namespace plus an
* entire inode, plus arbitrary amounts of bitmap/indirection data. Be
* generous. We can grow the delete transaction later if necessary. */
#define EXT3_DELETE_TRANS_BLOCKS (2 * EXT3_DATA_TRANS_BLOCKS + 64)
#define EXT3_DELETE_TRANS_BLOCKS(sb) (2 * EXT3_DATA_TRANS_BLOCKS(sb) + 64)
/* Define an arbitrary limit for the amount of data we will anticipate
* writing to any given transaction. For unbounded transactions such as
@@ -74,14 +74,17 @@
#ifdef CONFIG_QUOTA
/* Amount of blocks needed for quota update - we know that the structure was
* allocated so we need to update only inode+data */
#define EXT3_QUOTA_TRANS_BLOCKS 2
#define EXT3_QUOTA_TRANS_BLOCKS(sb) (test_opt(sb, QUOTA) ? 2 : 0)
/* Amount of blocks needed for quota insert/delete - we do some block writes
* but inode, sb and group updates are done only once */
#define EXT3_QUOTA_INIT_BLOCKS (DQUOT_MAX_WRITES*\
(EXT3_SINGLEDATA_TRANS_BLOCKS-3)+3)
#define EXT3_QUOTA_INIT_BLOCKS(sb) (test_opt(sb, QUOTA) ? (DQUOT_INIT_ALLOC*\
(EXT3_SINGLEDATA_TRANS_BLOCKS-3)+3+DQUOT_INIT_REWRITE) : 0)
#define EXT3_QUOTA_DEL_BLOCKS(sb) (test_opt(sb, QUOTA) ? (DQUOT_DEL_ALLOC*\
(EXT3_SINGLEDATA_TRANS_BLOCKS-3)+3+DQUOT_DEL_REWRITE) : 0)
#else
#define EXT3_QUOTA_TRANS_BLOCKS 0
#define EXT3_QUOTA_INIT_BLOCKS 0
#define EXT3_QUOTA_TRANS_BLOCKS(sb) 0
#define EXT3_QUOTA_INIT_BLOCKS(sb) 0
#define EXT3_QUOTA_DEL_BLOCKS(sb) 0
#endif
int
include/linux/fb.h
+5 -14
View File
@@ -524,11 +524,11 @@ struct fb_pixmap {
u32 offset; /* current offset to buffer */
u32 buf_align; /* byte alignment of each bitmap */
u32 scan_align; /* alignment per scanline */
u32 access_align; /* alignment per read/write */
u32 access_align; /* alignment per read/write (bits) */
u32 flags; /* see FB_PIXMAP_* */
/* access methods */
void (*outbuf)(struct fb_info *info, u8 *addr, u8 *src, unsigned int size);
u8 (*inbuf) (struct fb_info *info, u8 *addr);
void (*writeio)(struct fb_info *info, void __iomem *dst, void *src, unsigned int size);
void (*readio) (struct fb_info *info, void *dst, void __iomem *src, unsigned int size);
};
@@ -816,18 +816,9 @@ extern int unregister_framebuffer(struct fb_info *fb_info);
extern int fb_prepare_logo(struct fb_info *fb_info);
extern int fb_show_logo(struct fb_info *fb_info);
extern char* fb_get_buffer_offset(struct fb_info *info, struct fb_pixmap *buf, u32 size);
extern void fb_iomove_buf_unaligned(struct fb_info *info, struct fb_pixmap *buf,
u8 *dst, u32 d_pitch, u8 *src, u32 idx,
extern void fb_pad_unaligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 idx,
u32 height, u32 shift_high, u32 shift_low, u32 mod);
extern void fb_iomove_buf_aligned(struct fb_info *info, struct fb_pixmap *buf,
u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch,
u32 height);
extern void fb_sysmove_buf_unaligned(struct fb_info *info, struct fb_pixmap *buf,
u8 *dst, u32 d_pitch, u8 *src, u32 idx,
u32 height, u32 shift_high, u32 shift_low, u32 mod);
extern void fb_sysmove_buf_aligned(struct fb_info *info, struct fb_pixmap *buf,
u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch,
u32 height);
extern void fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height);
extern void fb_set_suspend(struct fb_info *info, int state);
extern int fb_get_color_depth(struct fb_var_screeninfo *var);
extern int fb_get_options(char *name, char **option);
include/linux/fcntl.h
+4
View File
@@ -25,6 +25,10 @@
#ifdef __KERNEL__
#ifndef force_o_largefile
#define force_o_largefile() (BITS_PER_LONG != 32)
#endif
#if BITS_PER_LONG == 32
#define IS_GETLK32(cmd) ((cmd) == F_GETLK)
#define IS_SETLK32(cmd) ((cmd) == F_SETLK)
include/linux/font.h
+15 -11
View File
@@ -25,19 +25,23 @@ struct font_desc {
#define VGA8x16_IDX 1
#define PEARL8x8_IDX 2
#define VGA6x11_IDX 3
#define SUN8x16_IDX 4
#define SUN12x22_IDX 5
#define ACORN8x8_IDX 6
#define MINI4x6_IDX 7
#define FONT7x14_IDX 4
#define FONT10x18_IDX 5
#define SUN8x16_IDX 6
#define SUN12x22_IDX 7
#define ACORN8x8_IDX 8
#define MINI4x6_IDX 9
extern struct font_desc font_vga_8x8,
font_vga_8x16,
font_pearl_8x8,
font_vga_6x11,
font_sun_8x16,
font_sun_12x22,
font_acorn_8x8,
font_mini_4x6;
font_vga_8x16,
font_pearl_8x8,
font_vga_6x11,
font_7x14,
font_10x18,
font_sun_8x16,
font_sun_12x22,
font_acorn_8x8,
font_mini_4x6;
/* Find a font with a specific name */
include/linux/fs.h
+71 -3
View File
@@ -220,6 +220,7 @@ extern int dir_notify_enable;
struct iovec;
struct nameidata;
struct kiocb;
struct pipe_inode_info;
struct poll_table_struct;
struct kstatfs;
@@ -240,7 +241,7 @@ typedef int (get_block_t)(struct inode *inode, sector_t iblock,
typedef int (get_blocks_t)(struct inode *inode, sector_t iblock,
unsigned long max_blocks,
struct buffer_head *bh_result, int create);
typedef void (dio_iodone_t)(struct inode *inode, loff_t offset,
typedef void (dio_iodone_t)(struct kiocb *iocb, loff_t offset,
ssize_t bytes, void *private);
/*
@@ -302,7 +303,6 @@ struct iattr {
struct page;
struct address_space;
struct writeback_control;
struct kiocb;
struct address_space_operations {
int (*writepage)(struct page *page, struct writeback_control *wbc);
@@ -330,6 +330,8 @@ struct address_space_operations {
int (*releasepage) (struct page *, int);
ssize_t (*direct_IO)(int, struct kiocb *, const struct iovec *iov,
loff_t offset, unsigned long nr_segs);
struct page* (*get_xip_page)(struct address_space *, sector_t,
int);
};
struct backing_dev_info;
@@ -581,7 +583,6 @@ struct file {
atomic_t f_count;
unsigned int f_flags;
mode_t f_mode;
int f_error;
loff_t f_pos;
struct fown_struct f_owner;
unsigned int f_uid, f_gid;
@@ -674,6 +675,7 @@ struct file_lock {
struct lock_manager_operations *fl_lmops; /* Callbacks for lockmanagers */
union {
struct nfs_lock_info nfs_fl;
struct nfs4_lock_info nfs4_fl;
} fl_u;
};
@@ -883,7 +885,9 @@ struct block_device_operations {
int (*open) (struct inode *, struct file *);
int (*release) (struct inode *, struct file *);
int (*ioctl) (struct inode *, struct file *, unsigned, unsigned long);
long (*unlocked_ioctl) (struct file *, unsigned, unsigned long);
long (*compat_ioctl) (struct file *, unsigned, unsigned long);
int (*direct_access) (struct block_device *, sector_t, unsigned long *);
int (*media_changed) (struct gendisk *);
int (*revalidate_disk) (struct gendisk *);
struct module *owner;
@@ -1024,6 +1028,7 @@ struct super_operations {
#define I_FREEING 16
#define I_CLEAR 32
#define I_NEW 64
#define I_WILL_FREE 128
#define I_DIRTY (I_DIRTY_SYNC | I_DIRTY_DATASYNC | I_DIRTY_PAGES)
@@ -1494,6 +1499,23 @@ extern loff_t remote_llseek(struct file *file, loff_t offset, int origin);
extern int generic_file_open(struct inode * inode, struct file * filp);
extern int nonseekable_open(struct inode * inode, struct file * filp);
#ifdef CONFIG_FS_XIP
extern ssize_t xip_file_read(struct file *filp, char __user *buf, size_t len,
loff_t *ppos);
extern ssize_t xip_file_sendfile(struct file *in_file, loff_t *ppos,
size_t count, read_actor_t actor,
void *target);
extern int xip_file_mmap(struct file * file, struct vm_area_struct * vma);
extern ssize_t xip_file_write(struct file *filp, const char __user *buf,
size_t len, loff_t *ppos);
extern int xip_truncate_page(struct address_space *mapping, loff_t from);
#else
static inline int xip_truncate_page(struct address_space *mapping, loff_t from)
{
return 0;
}
#endif
static inline void do_generic_file_read(struct file * filp, loff_t *ppos,
read_descriptor_t * desc,
read_actor_t actor)
@@ -1657,6 +1679,52 @@ static inline void simple_transaction_set(struct file *file, size_t n)
ar->size = n;
}
/*
* simple attribute files
*
* These attributes behave similar to those in sysfs:
*
* Writing to an attribute immediately sets a value, an open file can be
* written to multiple times.
*
* Reading from an attribute creates a buffer from the value that might get
* read with multiple read calls. When the attribute has been read
* completely, no further read calls are possible until the file is opened
* again.
*
* All attributes contain a text representation of a numeric value
* that are accessed with the get() and set() functions.
*/
#define DEFINE_SIMPLE_ATTRIBUTE(__fops, __get, __set, __fmt) \
static int __fops ## _open(struct inode *inode, struct file *file) \
{ \
__simple_attr_check_format(__fmt, 0ull); \
return simple_attr_open(inode, file, __get, __set, __fmt); \
} \
static struct file_operations __fops = { \
.owner = THIS_MODULE, \
.open = __fops ## _open, \
.release = simple_attr_close, \
.read = simple_attr_read, \
.write = simple_attr_write, \
};
static inline void __attribute__((format(printf, 1, 2)))
__simple_attr_check_format(const char *fmt, ...)
{
/* don't do anything, just let the compiler check the arguments; */
}
int simple_attr_open(struct inode *inode, struct file *file,
u64 (*get)(void *), void (*set)(void *, u64),
const char *fmt);
int simple_attr_close(struct inode *inode, struct file *file);
ssize_t simple_attr_read(struct file *file, char __user *buf,
size_t len, loff_t *ppos);
ssize_t simple_attr_write(struct file *file, const char __user *buf,
size_t len, loff_t *ppos);
#ifdef CONFIG_SECURITY
static inline char *alloc_secdata(void)
{
include/linux/fsl_devices.h
+7 -1
View File
@@ -51,6 +51,7 @@ struct gianfar_platform_data {
/* board specific information */
u32 board_flags;
u32 phy_flags;
u32 phyid;
u32 interruptPHY;
u8 mac_addr[6];
@@ -61,9 +62,14 @@ struct gianfar_platform_data {
#define FSL_GIANFAR_DEV_HAS_COALESCE 0x00000002
#define FSL_GIANFAR_DEV_HAS_RMON 0x00000004
#define FSL_GIANFAR_DEV_HAS_MULTI_INTR 0x00000008
#define FSL_GIANFAR_DEV_HAS_CSUM 0x00000010
#define FSL_GIANFAR_DEV_HAS_VLAN 0x00000020
#define FSL_GIANFAR_DEV_HAS_EXTENDED_HASH 0x00000040
#define FSL_GIANFAR_DEV_HAS_PADDING 0x00000080
/* Flags in gianfar_platform_data */
#define FSL_GIANFAR_BRD_HAS_PHY_INTR 0x00000001 /* if not set use a timer */
#define FSL_GIANFAR_BRD_HAS_PHY_INTR 0x00000001 /* set or use a timer */
#define FSL_GIANFAR_BRD_IS_REDUCED 0x00000002 /* Set if RGMII, RMII */
struct fsl_i2c_platform_data {
/* device specific information */
include/linux/gameport.h
+25 -3
View File
@@ -67,6 +67,8 @@ int gameport_open(struct gameport *gameport, struct gameport_driver *drv, int mo
void gameport_close(struct gameport *gameport);
void gameport_rescan(struct gameport *gameport);
#if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE))
void __gameport_register_port(struct gameport *gameport, struct module *owner);
static inline void gameport_register_port(struct gameport *gameport)
{
@@ -75,6 +77,29 @@ static inline void gameport_register_port(struct gameport *gameport)
void gameport_unregister_port(struct gameport *gameport);
void gameport_set_phys(struct gameport *gameport, const char *fmt, ...)
__attribute__ ((format (printf, 2, 3)));
#else
static inline void gameport_register_port(struct gameport *gameport)
{
return;
}
static inline void gameport_unregister_port(struct gameport *gameport)
{
return;
}
static inline void gameport_set_phys(struct gameport *gameport,
const char *fmt, ...)
{
return;
}
#endif
static inline struct gameport *gameport_allocate_port(void)
{
struct gameport *gameport = kcalloc(1, sizeof(struct gameport), GFP_KERNEL);
@@ -92,9 +117,6 @@ static inline void gameport_set_name(struct gameport *gameport, const char *name
strlcpy(gameport->name, name, sizeof(gameport->name));
}
void gameport_set_phys(struct gameport *gameport, const char *fmt, ...)
__attribute__ ((format (printf, 2, 3)));
/*
* Use the following fucntions to manipulate gameport's per-port
* driver-specific data.
include/linux/genalloc.h
+40
View File
@@ -0,0 +1,40 @@
/*
* Basic general purpose allocator for managing special purpose memory
* not managed by the regular kmalloc/kfree interface.
* Uses for this includes on-device special memory, uncached memory
* etc.
*
* This code is based on the buddy allocator found in the sym53c8xx_2
* driver, adapted for general purpose use.
*
* This source code is licensed under the GNU General Public License,
* Version 2. See the file COPYING for more details.
*/
#include <linux/spinlock.h>
#define ALLOC_MIN_SHIFT 5 /* 32 bytes minimum */
/*
* Link between free memory chunks of a given size.
*/
struct gen_pool_link {
struct gen_pool_link *next;
};
/*
* Memory pool descriptor.
*/
struct gen_pool {
spinlock_t lock;
unsigned long (*get_new_chunk)(struct gen_pool *);
struct gen_pool *next;
struct gen_pool_link *h;
unsigned long private;
int max_chunk_shift;
};
unsigned long gen_pool_alloc(struct gen_pool *poolp, int size);
void gen_pool_free(struct gen_pool *mp, unsigned long ptr, int size);
struct gen_pool *gen_pool_create(int nr_chunks, int max_chunk_shift,
unsigned long (*fp)(struct gen_pool *),
unsigned long data);
include/linux/genhd.h
+2 -1
View File
@@ -224,7 +224,7 @@ static inline void free_disk_stats(struct gendisk *disk)
extern void disk_round_stats(struct gendisk *disk);
/* drivers/block/genhd.c */
extern int get_blkdev_list(char *);
extern int get_blkdev_list(char *, int);
extern void add_disk(struct gendisk *disk);
extern void del_gendisk(struct gendisk *gp);
extern void unlink_gendisk(struct gendisk *gp);
@@ -403,6 +403,7 @@ extern int rescan_partitions(struct gendisk *disk, struct block_device *bdev);
extern void add_partition(struct gendisk *, int, sector_t, sector_t);
extern void delete_partition(struct gendisk *, int);
extern struct gendisk *alloc_disk_node(int minors, int node_id);
extern struct gendisk *alloc_disk(int minors);
extern struct kobject *get_disk(struct gendisk *disk);
extern void put_disk(struct gendisk *disk);
include/linux/gfp.h
+7 -1
View File
@@ -39,6 +39,7 @@ struct vm_area_struct;
#define __GFP_COMP 0x4000u /* Add compound page metadata */
#define __GFP_ZERO 0x8000u /* Return zeroed page on success */
#define __GFP_NOMEMALLOC 0x10000u /* Don't use emergency reserves */
#define __GFP_NORECLAIM 0x20000u /* No realy zone reclaim during allocation */
#define __GFP_BITS_SHIFT 20 /* Room for 20 __GFP_FOO bits */
#define __GFP_BITS_MASK ((1 << __GFP_BITS_SHIFT) - 1)
@@ -47,7 +48,7 @@ struct vm_area_struct;
#define GFP_LEVEL_MASK (__GFP_WAIT|__GFP_HIGH|__GFP_IO|__GFP_FS| \
__GFP_COLD|__GFP_NOWARN|__GFP_REPEAT| \
__GFP_NOFAIL|__GFP_NORETRY|__GFP_NO_GROW|__GFP_COMP| \
__GFP_NOMEMALLOC)
__GFP_NOMEMALLOC|__GFP_NORECLAIM)
#define GFP_ATOMIC (__GFP_HIGH)
#define GFP_NOIO (__GFP_WAIT)
@@ -132,5 +133,10 @@ extern void FASTCALL(free_cold_page(struct page *page));
#define free_page(addr) free_pages((addr),0)
void page_alloc_init(void);
#ifdef CONFIG_NUMA
void drain_remote_pages(void);
#else
static inline void drain_remote_pages(void) { };
#endif
#endif /* __LINUX_GFP_H */
include/linux/hardirq.h
+5 -1
View File
@@ -43,13 +43,17 @@
#define __IRQ_MASK(x) ((1UL << (x))-1)
#define PREEMPT_MASK (__IRQ_MASK(PREEMPT_BITS) << PREEMPT_SHIFT)
#define HARDIRQ_MASK (__IRQ_MASK(HARDIRQ_BITS) << HARDIRQ_SHIFT)
#define SOFTIRQ_MASK (__IRQ_MASK(SOFTIRQ_BITS) << SOFTIRQ_SHIFT)
#define HARDIRQ_MASK (__IRQ_MASK(HARDIRQ_BITS) << HARDIRQ_SHIFT)
#define PREEMPT_OFFSET (1UL << PREEMPT_SHIFT)
#define SOFTIRQ_OFFSET (1UL << SOFTIRQ_SHIFT)
#define HARDIRQ_OFFSET (1UL << HARDIRQ_SHIFT)
#if PREEMPT_ACTIVE < (1 << (HARDIRQ_SHIFT + HARDIRQ_BITS))
#error PREEMPT_ACTIVE is too low!
#endif
#define hardirq_count() (preempt_count() & HARDIRQ_MASK)
#define softirq_count() (preempt_count() & SOFTIRQ_MASK)
#define irq_count() (preempt_count() & (HARDIRQ_MASK | SOFTIRQ_MASK))
include/linux/hdlc.h
+3 -1
View File
@@ -1,7 +1,7 @@
/*
* Generic HDLC support routines for Linux
*
* Copyright (C) 1999-2003 Krzysztof Halasa <khc@pm.waw.pl>
* Copyright (C) 1999-2005 Krzysztof Halasa <khc@pm.waw.pl>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License
@@ -41,6 +41,7 @@
#define LMI_NONE 1 /* No LMI, all PVCs are static */
#define LMI_ANSI 2 /* ANSI Annex D */
#define LMI_CCITT 3 /* ITU-T Annex A */
#define LMI_CISCO 4 /* The "original" LMI, aka Gang of Four */
#define HDLC_MAX_MTU 1500 /* Ethernet 1500 bytes */
#define HDLC_MAX_MRU (HDLC_MAX_MTU + 10 + 14 + 4) /* for ETH+VLAN over FR */
@@ -89,6 +90,7 @@ typedef struct pvc_device_struct {
unsigned int deleted: 1;
unsigned int fecn: 1;
unsigned int becn: 1;
unsigned int bandwidth; /* Cisco LMI reporting only */
}state;
}pvc_device;
include/linux/highmem.h
+1
View File
@@ -28,6 +28,7 @@ static inline void *kmap(struct page *page)
#define kmap_atomic(page, idx) page_address(page)
#define kunmap_atomic(addr, idx) do { } while (0)
#define kmap_atomic_pfn(pfn, idx) page_address(pfn_to_page(pfn))
#define kmap_atomic_to_page(ptr) virt_to_page(ptr)
#endif /* CONFIG_HIGHMEM */
include/linux/hugetlb.h
+34 -6
View File
@@ -4,6 +4,7 @@
#ifdef CONFIG_HUGETLB_PAGE
#include <linux/mempolicy.h>
#include <asm/tlbflush.h>
struct ctl_table;
@@ -22,12 +23,6 @@ int hugetlb_report_meminfo(char *);
int hugetlb_report_node_meminfo(int, char *);
int is_hugepage_mem_enough(size_t);
unsigned long hugetlb_total_pages(void);
struct page *follow_huge_addr(struct mm_struct *mm, unsigned long address,
int write);
struct page *follow_huge_pmd(struct mm_struct *mm, unsigned long address,
pmd_t *pmd, int write);
int is_aligned_hugepage_range(unsigned long addr, unsigned long len);
int pmd_huge(pmd_t pmd);
struct page *alloc_huge_page(void);
void free_huge_page(struct page *);
@@ -35,6 +30,17 @@ extern unsigned long max_huge_pages;
extern const unsigned long hugetlb_zero, hugetlb_infinity;
extern int sysctl_hugetlb_shm_group;
/* arch callbacks */
pte_t *huge_pte_alloc(struct mm_struct *mm, unsigned long addr);
pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr);
struct page *follow_huge_addr(struct mm_struct *mm, unsigned long address,
int write);
struct page *follow_huge_pmd(struct mm_struct *mm, unsigned long address,
pmd_t *pmd, int write);
int is_aligned_hugepage_range(unsigned long addr, unsigned long len);
int pmd_huge(pmd_t pmd);
#ifndef ARCH_HAS_HUGEPAGE_ONLY_RANGE
#define is_hugepage_only_range(mm, addr, len) 0
#define hugetlb_free_pgd_range(tlb, addr, end, floor, ceiling) \
@@ -48,6 +54,28 @@ extern int sysctl_hugetlb_shm_group;
int prepare_hugepage_range(unsigned long addr, unsigned long len);
#endif
#ifndef ARCH_HAS_SETCLEAR_HUGE_PTE
#define set_huge_pte_at(mm, addr, ptep, pte) set_pte_at(mm, addr, ptep, pte)
#define huge_ptep_get_and_clear(mm, addr, ptep) ptep_get_and_clear(mm, addr, ptep)
#else
void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
pte_t *ptep, pte_t pte);
pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr,
pte_t *ptep);
#endif
#ifndef ARCH_HAS_HUGETLB_PREFAULT_HOOK
#define hugetlb_prefault_arch_hook(mm) do { } while (0)
#else
void hugetlb_prefault_arch_hook(struct mm_struct *mm);
#endif
#ifndef ARCH_HAS_HUGETLB_CLEAN_STALE_PGTABLE
#define hugetlb_clean_stale_pgtable(pte) BUG()
#else
void hugetlb_clean_stale_pgtable(pte_t *pte);
#endif
#else /* !CONFIG_HUGETLB_PAGE */
static inline int is_vm_hugetlb_page(struct vm_area_struct *vma)
include/linux/hwmon-sysfs.h
+36
View File
@@ -0,0 +1,36 @@
/*
* hwmon-sysfs.h - hardware monitoring chip driver sysfs defines
*
* Copyright (C) 2005 Yani Ioannou <yani.ioannou@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _LINUX_HWMON_SYSFS_H
#define _LINUX_HWMON_SYSFS_H
struct sensor_device_attribute{
struct device_attribute dev_attr;
int index;
};
#define to_sensor_dev_attr(_dev_attr) \
container_of(_dev_attr, struct sensor_device_attribute, dev_attr)
#define SENSOR_DEVICE_ATTR(_name,_mode,_show,_store,_index) \
struct sensor_device_attribute sensor_dev_attr_##_name = { \
.dev_attr = __ATTR(_name,_mode,_show,_store), \
.index = _index, \
}
#endif /* _LINUX_HWMON_SYSFS_H */
include/linux/i2c-id.h
+1
View File
@@ -108,6 +108,7 @@
#define I2C_DRIVERID_TDA7313 62 /* TDA7313 audio processor */
#define I2C_DRIVERID_MAX6900 63 /* MAX6900 real-time clock */
#define I2C_DRIVERID_SAA7114H 64 /* video decoder */
#define I2C_DRIVERID_DS1374 65 /* DS1374 real time clock */
#define I2C_DRIVERID_EXP0 0xF0 /* experimental use id's */
include/linux/i2c-vid.h
+12
View File
@@ -97,3 +97,15 @@ static inline int vid_from_reg(int val, int vrm)
2050 - (val) * 50);
}
}
static inline int vid_to_reg(int val, int vrm)
{
switch (vrm) {
case 91: /* VRM 9.1 */
case 90: /* VRM 9.0 */
return ((val >= 1100) && (val <= 1850) ?
((18499 - val * 10) / 25 + 5) / 10 : -1);
default:
return -1;
}
}
include/linux/i2c.h
-12
View File
@@ -290,11 +290,8 @@ static inline void i2c_set_adapdata (struct i2c_adapter *dev, void *data)
*/
struct i2c_client_address_data {
unsigned short *normal_i2c;
unsigned short *normal_i2c_range;
unsigned short *probe;
unsigned short *probe_range;
unsigned short *ignore;
unsigned short *ignore_range;
unsigned short *force;
};
@@ -563,24 +560,15 @@ union i2c_smbus_data {
#define I2C_CLIENT_INSMOD \
I2C_CLIENT_MODULE_PARM(probe, \
"List of adapter,address pairs to scan additionally"); \
I2C_CLIENT_MODULE_PARM(probe_range, \
"List of adapter,start-addr,end-addr triples to scan " \
"additionally"); \
I2C_CLIENT_MODULE_PARM(ignore, \
"List of adapter,address pairs not to scan"); \
I2C_CLIENT_MODULE_PARM(ignore_range, \
"List of adapter,start-addr,end-addr triples not to " \
"scan"); \
I2C_CLIENT_MODULE_PARM(force, \
"List of adapter,address pairs to boldly assume " \
"to be present"); \
static struct i2c_client_address_data addr_data = { \
.normal_i2c = normal_i2c, \
.normal_i2c_range = normal_i2c_range, \
.probe = probe, \
.probe_range = probe_range, \
.ignore = ignore, \
.ignore_range = ignore_range, \
.force = force, \
}
include/linux/i2o-dev.h
+34 -9
View File
@@ -24,6 +24,13 @@
#define MAX_I2O_CONTROLLERS 32
//#include <linux/ioctl.h>
#ifndef __KERNEL__
typedef unsigned char u8;
typedef unsigned short u16;
typedef unsigned int u32;
#endif /* __KERNEL__ */
/*
* I2O Control IOCTLs and structures
@@ -113,6 +120,10 @@ struct i2o_evt_get {
int lost;
};
typedef struct i2o_sg_io_hdr {
unsigned int flags; /* see I2O_DPT_SG_IO_FLAGS */
} i2o_sg_io_hdr_t;
/**************************************************************************
* HRT related constants and structures
**************************************************************************/
@@ -126,14 +137,6 @@ struct i2o_evt_get {
#define I2O_BUS_CARDBUS 7
#define I2O_BUS_UNKNOWN 0x80
#ifndef __KERNEL__
typedef unsigned char u8;
typedef unsigned short u16;
typedef unsigned int u32;
#endif /* __KERNEL__ */
typedef struct _i2o_pci_bus {
u8 PciFunctionNumber;
u8 PciDeviceNumber;
@@ -333,7 +336,7 @@ typedef struct _i2o_status_block {
#define I2O_CLASS_ATE_PERIPHERAL 0x061
#define I2O_CLASS_FLOPPY_CONTROLLER 0x070
#define I2O_CLASS_FLOPPY_DEVICE 0x071
#define I2O_CLASS_BUS_ADAPTER_PORT 0x080
#define I2O_CLASS_BUS_ADAPTER 0x080
#define I2O_CLASS_PEER_TRANSPORT_AGENT 0x090
#define I2O_CLASS_PEER_TRANSPORT 0x091
#define I2O_CLASS_END 0xfff
@@ -399,4 +402,26 @@ typedef struct _i2o_status_block {
#define ADAPTER_STATE_FAILED 0x10
#define ADAPTER_STATE_FAULTED 0x11
/*
* Software module types
*/
#define I2O_SOFTWARE_MODULE_IRTOS 0x11
#define I2O_SOFTWARE_MODULE_IOP_PRIVATE 0x22
#define I2O_SOFTWARE_MODULE_IOP_CONFIG 0x23
/*
* Vendors
*/
#define I2O_VENDOR_DPT 0x001b
/*
* DPT / Adaptec specific values for i2o_sg_io_hdr flags.
*/
#define I2O_DPT_SG_FLAG_INTERPRET 0x00010000
#define I2O_DPT_SG_FLAG_PHYSICAL 0x00020000
#define I2O_DPT_FLASH_FRAG_SIZE 0x10000
#define I2O_DPT_FLASH_READ 0x0101
#define I2O_DPT_FLASH_WRITE 0x0102
#endif /* _I2O_DEV_H */
include/linux/i2o.h
+310 -187
View File
@@ -119,12 +119,21 @@ struct i2o_driver {
};
/*
* Contains all information which are necessary for DMA operations
* Contains DMA mapped address information
*/
struct i2o_dma {
void *virt;
dma_addr_t phys;
u32 len;
size_t len;
};
/*
* Contains IO mapped address information
*/
struct i2o_io {
void __iomem *virt;
unsigned long phys;
unsigned long len;
};
/*
@@ -147,28 +156,25 @@ struct i2o_controller {
struct pci_dev *pdev; /* PCI device */
unsigned int short_req:1; /* use small block sizes */
unsigned int promise:1; /* Promise controller */
unsigned int adaptec:1; /* DPT / Adaptec controller */
unsigned int raptor:1; /* split bar */
unsigned int no_quiesce:1; /* dont quiesce before reset */
unsigned int raptor:1; /* split bar */
unsigned int promise:1; /* Promise controller */
#ifdef CONFIG_MTRR
int mtrr_reg0;
int mtrr_reg1;
#endif
unsigned int short_req:1; /* use small block sizes */
unsigned int limit_sectors:1; /* limit number of sectors / request */
unsigned int pae_support:1; /* controller has 64-bit SGL support */
struct list_head devices; /* list of I2O devices */
struct notifier_block *event_notifer; /* Events */
atomic_t users;
struct list_head list; /* Controller list */
void __iomem *post_port; /* Inbout port address */
void __iomem *reply_port; /* Outbound port address */
void __iomem *irq_mask; /* Interrupt register address */
void __iomem *in_port; /* Inbout port address */
void __iomem *out_port; /* Outbound port address */
void __iomem *irq_status; /* Interrupt status register address */
void __iomem *irq_mask; /* Interrupt mask register address */
/* Dynamic LCT related data */
struct i2o_dma status; /* status of IOP */
struct i2o_dma status; /* IOP status block */
struct i2o_dma hrt; /* HW Resource Table */
i2o_lct *lct; /* Logical Config Table */
@@ -176,21 +182,19 @@ struct i2o_controller {
struct semaphore lct_lock; /* Lock for LCT updates */
struct i2o_dma status_block; /* IOP status block */
struct i2o_dma base; /* controller messaging unit */
struct i2o_dma in_queue; /* inbound message queue Host->IOP */
struct i2o_io base; /* controller messaging unit */
struct i2o_io in_queue; /* inbound message queue Host->IOP */
struct i2o_dma out_queue; /* outbound message queue IOP->Host */
unsigned int battery:1; /* Has a battery backup */
unsigned int battery:1; /* Has a battery backup */
unsigned int io_alloc:1; /* An I/O resource was allocated */
unsigned int mem_alloc:1; /* A memory resource was allocated */
struct resource io_resource; /* I/O resource allocated to the IOP */
struct resource mem_resource; /* Mem resource allocated to the IOP */
struct proc_dir_entry *proc_entry; /* /proc dir */
struct list_head bus_list; /* list of busses on IOP */
struct device device;
struct class_device classdev; /* I2O controller class */
struct i2o_device *exec; /* Executive */
#if BITS_PER_LONG == 64
spinlock_t context_list_lock; /* lock for context_list */
@@ -241,9 +245,10 @@ struct i2o_sys_tbl {
extern struct list_head i2o_controllers;
/* Message functions */
static inline u32 i2o_msg_get(struct i2o_controller *, struct i2o_message __iomem **);
extern u32 i2o_msg_get_wait(struct i2o_controller *, struct i2o_message __iomem **,
int);
static inline u32 i2o_msg_get(struct i2o_controller *,
struct i2o_message __iomem **);
extern u32 i2o_msg_get_wait(struct i2o_controller *,
struct i2o_message __iomem **, int);
static inline void i2o_msg_post(struct i2o_controller *, u32);
static inline int i2o_msg_post_wait(struct i2o_controller *, u32,
unsigned long);
@@ -252,15 +257,6 @@ extern int i2o_msg_post_wait_mem(struct i2o_controller *, u32, unsigned long,
extern void i2o_msg_nop(struct i2o_controller *, u32);
static inline void i2o_flush_reply(struct i2o_controller *, u32);
/* DMA handling functions */
static inline int i2o_dma_alloc(struct device *, struct i2o_dma *, size_t,
unsigned int);
static inline void i2o_dma_free(struct device *, struct i2o_dma *);
int i2o_dma_realloc(struct device *, struct i2o_dma *, size_t, unsigned int);
static inline int i2o_dma_map(struct device *, struct i2o_dma *);
static inline void i2o_dma_unmap(struct device *, struct i2o_dma *);
/* IOP functions */
extern int i2o_status_get(struct i2o_controller *);
@@ -285,6 +281,16 @@ static inline u32 i2o_ptr_high(void *ptr)
{
return (u32) ((u64) ptr >> 32);
};
static inline u32 i2o_dma_low(dma_addr_t dma_addr)
{
return (u32) (u64) dma_addr;
};
static inline u32 i2o_dma_high(dma_addr_t dma_addr)
{
return (u32) ((u64) dma_addr >> 32);
};
#else
static inline u32 i2o_cntxt_list_add(struct i2o_controller *c, void *ptr)
{
@@ -315,8 +321,246 @@ static inline u32 i2o_ptr_high(void *ptr)
{
return 0;
};
static inline u32 i2o_dma_low(dma_addr_t dma_addr)
{
return (u32) dma_addr;
};
static inline u32 i2o_dma_high(dma_addr_t dma_addr)
{
return 0;
};
#endif
/**
* i2o_sg_tablesize - Calculate the maximum number of elements in a SGL
* @c: I2O controller for which the calculation should be done
* @body_size: maximum body size used for message in 32-bit words.
*
* Return the maximum number of SG elements in a SG list.
*/
static inline u16 i2o_sg_tablesize(struct i2o_controller *c, u16 body_size)
{
i2o_status_block *sb = c->status_block.virt;
u16 sg_count =
(sb->inbound_frame_size - sizeof(struct i2o_message) / 4) -
body_size;
if (c->pae_support) {
/*
* for 64-bit a SG attribute element must be added and each
* SG element needs 12 bytes instead of 8.
*/
sg_count -= 2;
sg_count /= 3;
} else
sg_count /= 2;
if (c->short_req && (sg_count > 8))
sg_count = 8;
return sg_count;
};
/**
* i2o_dma_map_single - Map pointer to controller and fill in I2O message.
* @c: I2O controller
* @ptr: pointer to the data which should be mapped
* @size: size of data in bytes
* @direction: DMA_TO_DEVICE / DMA_FROM_DEVICE
* @sg_ptr: pointer to the SG list inside the I2O message
*
* This function does all necessary DMA handling and also writes the I2O
* SGL elements into the I2O message. For details on DMA handling see also
* dma_map_single(). The pointer sg_ptr will only be set to the end of the
* SG list if the allocation was successful.
*
* Returns DMA address which must be checked for failures using
* dma_mapping_error().
*/
static inline dma_addr_t i2o_dma_map_single(struct i2o_controller *c, void *ptr,
size_t size,
enum dma_data_direction direction,
u32 __iomem ** sg_ptr)
{
u32 sg_flags;
u32 __iomem *mptr = *sg_ptr;
dma_addr_t dma_addr;
switch (direction) {
case DMA_TO_DEVICE:
sg_flags = 0xd4000000;
break;
case DMA_FROM_DEVICE:
sg_flags = 0xd0000000;
break;
default:
return 0;
}
dma_addr = dma_map_single(&c->pdev->dev, ptr, size, direction);
if (!dma_mapping_error(dma_addr)) {
#ifdef CONFIG_I2O_EXT_ADAPTEC_DMA64
if ((sizeof(dma_addr_t) > 4) && c->pae_support) {
writel(0x7C020002, mptr++);
writel(PAGE_SIZE, mptr++);
}
#endif
writel(sg_flags | size, mptr++);
writel(i2o_dma_low(dma_addr), mptr++);
#ifdef CONFIG_I2O_EXT_ADAPTEC_DMA64
if ((sizeof(dma_addr_t) > 4) && c->pae_support)
writel(i2o_dma_high(dma_addr), mptr++);
#endif
*sg_ptr = mptr;
}
return dma_addr;
};
/**
* i2o_dma_map_sg - Map a SG List to controller and fill in I2O message.
* @c: I2O controller
* @sg: SG list to be mapped
* @sg_count: number of elements in the SG list
* @direction: DMA_TO_DEVICE / DMA_FROM_DEVICE
* @sg_ptr: pointer to the SG list inside the I2O message
*
* This function does all necessary DMA handling and also writes the I2O
* SGL elements into the I2O message. For details on DMA handling see also
* dma_map_sg(). The pointer sg_ptr will only be set to the end of the SG
* list if the allocation was successful.
*
* Returns 0 on failure or 1 on success.
*/
static inline int i2o_dma_map_sg(struct i2o_controller *c,
struct scatterlist *sg, int sg_count,
enum dma_data_direction direction,
u32 __iomem ** sg_ptr)
{
u32 sg_flags;
u32 __iomem *mptr = *sg_ptr;
switch (direction) {
case DMA_TO_DEVICE:
sg_flags = 0x14000000;
break;
case DMA_FROM_DEVICE:
sg_flags = 0x10000000;
break;
default:
return 0;
}
sg_count = dma_map_sg(&c->pdev->dev, sg, sg_count, direction);
if (!sg_count)
return 0;
#ifdef CONFIG_I2O_EXT_ADAPTEC_DMA64
if ((sizeof(dma_addr_t) > 4) && c->pae_support) {
writel(0x7C020002, mptr++);
writel(PAGE_SIZE, mptr++);
}
#endif
while (sg_count-- > 0) {
if (!sg_count)
sg_flags |= 0xC0000000;
writel(sg_flags | sg_dma_len(sg), mptr++);
writel(i2o_dma_low(sg_dma_address(sg)), mptr++);
#ifdef CONFIG_I2O_EXT_ADAPTEC_DMA64
if ((sizeof(dma_addr_t) > 4) && c->pae_support)
writel(i2o_dma_high(sg_dma_address(sg)), mptr++);
#endif
sg++;
}
*sg_ptr = mptr;
return 1;
};
/**
* i2o_dma_alloc - Allocate DMA memory
* @dev: struct device pointer to the PCI device of the I2O controller
* @addr: i2o_dma struct which should get the DMA buffer
* @len: length of the new DMA memory
* @gfp_mask: GFP mask
*
* Allocate a coherent DMA memory and write the pointers into addr.
*
* Returns 0 on success or -ENOMEM on failure.
*/
static inline int i2o_dma_alloc(struct device *dev, struct i2o_dma *addr,
size_t len, unsigned int gfp_mask)
{
struct pci_dev *pdev = to_pci_dev(dev);
int dma_64 = 0;
if ((sizeof(dma_addr_t) > 4) && (pdev->dma_mask == DMA_64BIT_MASK)) {
dma_64 = 1;
if (pci_set_dma_mask(pdev, DMA_32BIT_MASK))
return -ENOMEM;
}
addr->virt = dma_alloc_coherent(dev, len, &addr->phys, gfp_mask);
if ((sizeof(dma_addr_t) > 4) && dma_64)
if (pci_set_dma_mask(pdev, DMA_64BIT_MASK))
printk(KERN_WARNING "i2o: unable to set 64-bit DMA");
if (!addr->virt)
return -ENOMEM;
memset(addr->virt, 0, len);
addr->len = len;
return 0;
};
/**
* i2o_dma_free - Free DMA memory
* @dev: struct device pointer to the PCI device of the I2O controller
* @addr: i2o_dma struct which contains the DMA buffer
*
* Free a coherent DMA memory and set virtual address of addr to NULL.
*/
static inline void i2o_dma_free(struct device *dev, struct i2o_dma *addr)
{
if (addr->virt) {
if (addr->phys)
dma_free_coherent(dev, addr->len, addr->virt,
addr->phys);
else
kfree(addr->virt);
addr->virt = NULL;
}
};
/**
* i2o_dma_realloc - Realloc DMA memory
* @dev: struct device pointer to the PCI device of the I2O controller
* @addr: pointer to a i2o_dma struct DMA buffer
* @len: new length of memory
* @gfp_mask: GFP mask
*
* If there was something allocated in the addr, free it first. If len > 0
* than try to allocate it and write the addresses back to the addr
* structure. If len == 0 set the virtual address to NULL.
*
* Returns the 0 on success or negative error code on failure.
*/
static inline int i2o_dma_realloc(struct device *dev, struct i2o_dma *addr,
size_t len, unsigned int gfp_mask)
{
i2o_dma_free(dev, addr);
if (len)
return i2o_dma_alloc(dev, addr, len, gfp_mask);
return 0;
};
/* I2O driver (OSM) functions */
extern int i2o_driver_register(struct i2o_driver *);
extern void i2o_driver_unregister(struct i2o_driver *);
@@ -385,49 +629,11 @@ extern int i2o_device_claim_release(struct i2o_device *);
/* Exec OSM functions */
extern int i2o_exec_lct_get(struct i2o_controller *);
/* device to i2o_device and driver to i2o_driver convertion functions */
/* device / driver / kobject conversion functions */
#define to_i2o_driver(drv) container_of(drv,struct i2o_driver, driver)
#define to_i2o_device(dev) container_of(dev, struct i2o_device, device)
/*
* Messenger inlines
*/
static inline u32 I2O_POST_READ32(struct i2o_controller *c)
{
rmb();
return readl(c->post_port);
};
static inline void I2O_POST_WRITE32(struct i2o_controller *c, u32 val)
{
wmb();
writel(val, c->post_port);
};
static inline u32 I2O_REPLY_READ32(struct i2o_controller *c)
{
rmb();
return readl(c->reply_port);
};
static inline void I2O_REPLY_WRITE32(struct i2o_controller *c, u32 val)
{
wmb();
writel(val, c->reply_port);
};
static inline u32 I2O_IRQ_READ32(struct i2o_controller *c)
{
rmb();
return readl(c->irq_mask);
};
static inline void I2O_IRQ_WRITE32(struct i2o_controller *c, u32 val)
{
wmb();
writel(val, c->irq_mask);
wmb();
};
#define to_i2o_controller(dev) container_of(dev, struct i2o_controller, device)
#define kobj_to_i2o_device(kobj) to_i2o_device(container_of(kobj, struct device, kobj))
/**
* i2o_msg_get - obtain an I2O message from the IOP
@@ -443,11 +649,11 @@ static inline void I2O_IRQ_WRITE32(struct i2o_controller *c, u32 val)
* available returns I2O_QUEUE_EMPTY and msg is leaved untouched.
*/
static inline u32 i2o_msg_get(struct i2o_controller *c,
struct i2o_message __iomem **msg)
struct i2o_message __iomem ** msg)
{
u32 m;
u32 m = readl(c->in_port);
if ((m = I2O_POST_READ32(c)) != I2O_QUEUE_EMPTY)
if (m != I2O_QUEUE_EMPTY)
*msg = c->in_queue.virt + m;
return m;
@@ -462,7 +668,7 @@ static inline u32 i2o_msg_get(struct i2o_controller *c,
*/
static inline void i2o_msg_post(struct i2o_controller *c, u32 m)
{
I2O_POST_WRITE32(c, m);
writel(m, c->in_port);
};
/**
@@ -491,12 +697,10 @@ static inline int i2o_msg_post_wait(struct i2o_controller *c, u32 m,
* The I2O controller must be informed that the reply message is not needed
* anymore. If you forget to flush the reply, the message frame can't be
* used by the controller anymore and is therefore lost.
*
* FIXME: is there a timeout after which the controller reuse the message?
*/
static inline void i2o_flush_reply(struct i2o_controller *c, u32 m)
{
I2O_REPLY_WRITE32(c, m);
writel(m, c->out_port);
};
/**
@@ -530,97 +734,13 @@ static inline struct i2o_message *i2o_msg_out_to_virt(struct i2o_controller *c,
* work for receive side messages as they are kmalloc objects
* in a different pool.
*/
static inline struct i2o_message __iomem *i2o_msg_in_to_virt(struct i2o_controller *c,
u32 m)
static inline struct i2o_message __iomem *i2o_msg_in_to_virt(struct
i2o_controller *c,
u32 m)
{
return c->in_queue.virt + m;
};
/**
* i2o_dma_alloc - Allocate DMA memory
* @dev: struct device pointer to the PCI device of the I2O controller
* @addr: i2o_dma struct which should get the DMA buffer
* @len: length of the new DMA memory
* @gfp_mask: GFP mask
*
* Allocate a coherent DMA memory and write the pointers into addr.
*
* Returns 0 on success or -ENOMEM on failure.
*/
static inline int i2o_dma_alloc(struct device *dev, struct i2o_dma *addr,
size_t len, unsigned int gfp_mask)
{
addr->virt = dma_alloc_coherent(dev, len, &addr->phys, gfp_mask);
if (!addr->virt)
return -ENOMEM;
memset(addr->virt, 0, len);
addr->len = len;
return 0;
};
/**
* i2o_dma_free - Free DMA memory
* @dev: struct device pointer to the PCI device of the I2O controller
* @addr: i2o_dma struct which contains the DMA buffer
*
* Free a coherent DMA memory and set virtual address of addr to NULL.
*/
static inline void i2o_dma_free(struct device *dev, struct i2o_dma *addr)
{
if (addr->virt) {
if (addr->phys)
dma_free_coherent(dev, addr->len, addr->virt,
addr->phys);
else
kfree(addr->virt);
addr->virt = NULL;
}
};
/**
* i2o_dma_map - Map the memory to DMA
* @dev: struct device pointer to the PCI device of the I2O controller
* @addr: i2o_dma struct which should be mapped
*
* Map the memory in addr->virt to coherent DMA memory and write the
* physical address into addr->phys.
*
* Returns 0 on success or -ENOMEM on failure.
*/
static inline int i2o_dma_map(struct device *dev, struct i2o_dma *addr)
{
if (!addr->virt)
return -EFAULT;
if (!addr->phys)
addr->phys = dma_map_single(dev, addr->virt, addr->len,
DMA_BIDIRECTIONAL);
if (!addr->phys)
return -ENOMEM;
return 0;
};
/**
* i2o_dma_unmap - Unmap the DMA memory
* @dev: struct device pointer to the PCI device of the I2O controller
* @addr: i2o_dma struct which should be unmapped
*
* Unmap the memory in addr->virt from DMA memory.
*/
static inline void i2o_dma_unmap(struct device *dev, struct i2o_dma *addr)
{
if (!addr->virt)
return;
if (addr->phys) {
dma_unmap_single(dev, addr->phys, addr->len, DMA_BIDIRECTIONAL);
addr->phys = 0;
}
};
/*
* Endian handling wrapped into the macro - keeps the core code
* cleaner.
@@ -772,6 +892,14 @@ extern void i2o_debug_state(struct i2o_controller *c);
#define I2O_CMD_SCSI_ABORT 0x83
#define I2O_CMD_SCSI_BUSRESET 0x27
/*
* Bus Adapter Class
*/
#define I2O_CMD_BUS_ADAPTER_RESET 0x85
#define I2O_CMD_BUS_RESET 0x87
#define I2O_CMD_BUS_SCAN 0x89
#define I2O_CMD_BUS_QUIESCE 0x8b
/*
* Random Block Storage Class
*/
@@ -784,7 +912,7 @@ extern void i2o_debug_state(struct i2o_controller *c);
#define I2O_CMD_BLOCK_MEJECT 0x43
#define I2O_CMD_BLOCK_POWER 0x70
#define I2O_PRIVATE_MSG 0xFF
#define I2O_CMD_PRIVATE 0xFF
/* Command status values */
@@ -922,7 +1050,7 @@ extern void i2o_debug_state(struct i2o_controller *c);
#define I2OVER15 0x0001
#define I2OVER20 0x0002
/* Default is 1.5, FIXME: Need support for both 1.5 and 2.0 */
/* Default is 1.5 */
#define I2OVERSION I2OVER15
#define SGL_OFFSET_0 I2OVERSION
@@ -933,9 +1061,9 @@ extern void i2o_debug_state(struct i2o_controller *c);
#define SGL_OFFSET_8 (0x0080 | I2OVERSION)
#define SGL_OFFSET_9 (0x0090 | I2OVERSION)
#define SGL_OFFSET_10 (0x00A0 | I2OVERSION)
#define TRL_OFFSET_5 (0x0050 | I2OVERSION)
#define TRL_OFFSET_6 (0x0060 | I2OVERSION)
#define SGL_OFFSET_11 (0x00B0 | I2OVERSION)
#define SGL_OFFSET_12 (0x00C0 | I2OVERSION)
#define SGL_OFFSET(x) (((x)<<4) | I2OVERSION)
/* Transaction Reply Lists (TRL) Control Word structure */
#define TRL_SINGLE_FIXED_LENGTH 0x00
@@ -962,17 +1090,13 @@ extern void i2o_debug_state(struct i2o_controller *c);
#define ELEVEN_WORD_MSG_SIZE 0x000B0000
#define I2O_MESSAGE_SIZE(x) ((x)<<16)
/* Special TID Assignments */
/* special TID assignments */
#define ADAPTER_TID 0
#define HOST_TID 1
#define MSG_FRAME_SIZE 128 /* i2o_scsi assumes >= 32 */
#define REPLY_FRAME_SIZE 17
#define SG_TABLESIZE 30
#define NMBR_MSG_FRAMES 128
#define MSG_POOL_SIZE (MSG_FRAME_SIZE*NMBR_MSG_FRAMES*sizeof(u32))
/* outbound queue defines */
#define I2O_MAX_OUTBOUND_MSG_FRAMES 128
#define I2O_OUTBOUND_MSG_FRAME_SIZE 128 /* in 32-bit words */
#define I2O_POST_WAIT_OK 0
#define I2O_POST_WAIT_TIMEOUT -ETIMEDOUT
@@ -993,11 +1117,10 @@ extern void i2o_debug_state(struct i2o_controller *c);
#define I2O_HRT_GET_TRIES 3
#define I2O_LCT_GET_TRIES 3
/* request queue sizes */
/* defines for max_sectors and max_phys_segments */
#define I2O_MAX_SECTORS 1024
#define I2O_MAX_SEGMENTS 128
#define I2O_REQ_MEMPOOL_SIZE 32
#define I2O_MAX_SECTORS_LIMITED 256
#define I2O_MAX_PHYS_SEGMENTS MAX_PHYS_SEGMENTS
#endif /* __KERNEL__ */
#endif /* _I2O_H */
include/linux/ide.h
+5 -17
View File
@@ -664,7 +664,6 @@ typedef struct ide_drive_s {
struct request *rq; /* current request */
struct ide_drive_s *next; /* circular list of hwgroup drives */
struct ide_driver_s *driver;/* (ide_driver_t *) */
void *driver_data; /* extra driver data */
struct hd_driveid *id; /* drive model identification info */
struct proc_dir_entry *proc; /* /proc/ide/ directory entry */
@@ -758,6 +757,8 @@ typedef struct ide_drive_s {
struct semaphore gendev_rel_sem; /* to deal with device release() */
} ide_drive_t;
#define to_ide_device(dev)container_of(dev, ide_drive_t, gendev)
#define IDE_CHIPSET_PCI_MASK \
((1<<ide_pci)|(1<<ide_cmd646)|(1<<ide_ali14xx))
#define IDE_CHIPSET_IS_PCI(c) ((IDE_CHIPSET_PCI_MASK >> (c)) & 1)
@@ -916,7 +917,7 @@ typedef struct hwif_s {
unsigned dma;
void (*led_act)(void *data, int rw);
} ide_hwif_t;
} ____cacheline_maxaligned_in_smp ide_hwif_t;
/*
* internal ide interrupt handler type
@@ -1086,28 +1087,20 @@ enum {
*/
typedef struct ide_driver_s {
struct module *owner;
const char *name;
const char *version;
u8 media;
unsigned busy : 1;
unsigned supports_dsc_overlap : 1;
int (*cleanup)(ide_drive_t *);
ide_startstop_t (*do_request)(ide_drive_t *, struct request *, sector_t);
int (*end_request)(ide_drive_t *, int, int);
ide_startstop_t (*error)(ide_drive_t *, struct request *rq, u8, u8);
ide_startstop_t (*abort)(ide_drive_t *, struct request *rq);
int (*ioctl)(ide_drive_t *, struct inode *, struct file *, unsigned int, unsigned long);
ide_proc_entry_t *proc;
int (*attach)(ide_drive_t *);
void (*ata_prebuilder)(ide_drive_t *);
void (*atapi_prebuilder)(ide_drive_t *);
struct device_driver gen_driver;
struct list_head drives;
struct list_head drivers;
} ide_driver_t;
#define DRIVER(drive) ((drive)->driver)
int generic_ide_ioctl(ide_drive_t *, struct file *, struct block_device *, unsigned, unsigned long);
/*
@@ -1328,8 +1321,6 @@ extern void ide_init_subdrivers(void);
void ide_init_disk(struct gendisk *, ide_drive_t *);
extern int ata_attach(ide_drive_t *);
extern int ideprobe_init(void);
extern void ide_scan_pcibus(int scan_direction) __init;
@@ -1342,11 +1333,8 @@ extern void default_hwif_iops(ide_hwif_t *);
extern void default_hwif_mmiops(ide_hwif_t *);
extern void default_hwif_transport(ide_hwif_t *);
int ide_register_driver(ide_driver_t *driver);
void ide_unregister_driver(ide_driver_t *driver);
int ide_register_subdriver(ide_drive_t *, ide_driver_t *);
int ide_unregister_subdriver (ide_drive_t *drive);
int ide_replace_subdriver(ide_drive_t *drive, const char *driver);
void ide_register_subdriver(ide_drive_t *, ide_driver_t *);
void ide_unregister_subdriver(ide_drive_t *, ide_driver_t *);
#define ON_BOARD 1
#define NEVER_BOARD 0
include/linux/if.h
+1 -1
View File
@@ -33,7 +33,7 @@
#define IFF_LOOPBACK 0x8 /* is a loopback net */
#define IFF_POINTOPOINT 0x10 /* interface is has p-p link */
#define IFF_NOTRAILERS 0x20 /* avoid use of trailers */
#define IFF_RUNNING 0x40 /* resources allocated */
#define IFF_RUNNING 0x40 /* interface running and carrier ok */
#define IFF_NOARP 0x80 /* no ARP protocol */
#define IFF_PROMISC 0x100 /* receive all packets */
#define IFF_ALLMULTI 0x200 /* receive all multicast packets*/
include/linux/if_shaper.h
+1 -2
View File
@@ -23,7 +23,7 @@ struct shaper
__u32 shapeclock;
unsigned long recovery; /* Time we can next clock a packet out on
an empty queue */
unsigned long locked;
struct semaphore sem;
struct net_device_stats stats;
struct net_device *dev;
int (*hard_start_xmit) (struct sk_buff *skb,
@@ -38,7 +38,6 @@ struct shaper
int (*hard_header_cache)(struct neighbour *neigh, struct hh_cache *hh);
void (*header_cache_update)(struct hh_cache *hh, struct net_device *dev, unsigned char * haddr);
struct net_device_stats* (*get_stats)(struct net_device *dev);
wait_queue_head_t wait_queue;
struct timer_list timer;
};
include/linux/if_tr.h
+19 -26
View File
@@ -9,7 +9,7 @@
*
* Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
* Donald Becker, <becker@super.org>
* Peter De Schrijver, <stud11@cc4.kuleuven.ac.be>
* Peter De Schrijver, <stud11@cc4.kuleuven.ac.be>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -19,24 +19,18 @@
#ifndef _LINUX_IF_TR_H
#define _LINUX_IF_TR_H
#include <asm/byteorder.h> /* For __be16 */
/* IEEE 802.5 Token-Ring magic constants. The frame sizes omit the preamble
and FCS/CRC (frame check sequence). */
#define TR_ALEN 6 /* Octets in one ethernet addr */
#define TR_HLEN (sizeof(struct trh_hdr)+sizeof(struct trllc))
#define AC 0x10
#define LLC_FRAME 0x40
#if 0
#define ETH_HLEN 14 /* Total octets in header. */
#define ETH_ZLEN 60 /* Min. octets in frame sans FCS */
#define ETH_DATA_LEN 1500 /* Max. octets in payload */
#define ETH_FRAME_LEN 1514 /* Max. octets in frame sans FCS */
#endif
#define TR_ALEN 6 /* Octets in one token-ring addr */
#define TR_HLEN (sizeof(struct trh_hdr)+sizeof(struct trllc))
#define AC 0x10
#define LLC_FRAME 0x40
/* LLC and SNAP constants */
#define EXTENDED_SAP 0xAA
#define UI_CMD 0x03
#define EXTENDED_SAP 0xAA
#define UI_CMD 0x03
/* This is an Token-Ring frame header. */
struct trh_hdr {
@@ -44,8 +38,8 @@ struct trh_hdr {
__u8 fc; /* frame control field */
__u8 daddr[TR_ALEN]; /* destination address */
__u8 saddr[TR_ALEN]; /* source address */
__u16 rcf; /* route control field */
__u16 rseg[8]; /* routing registers */
__be16 rcf; /* route control field */
__be16 rseg[8]; /* routing registers */
};
#ifdef __KERNEL__
@@ -63,7 +57,7 @@ struct trllc {
__u8 ssap; /* source SAP */
__u8 llc; /* LLC control field */
__u8 protid[3]; /* protocol id */
__u16 ethertype; /* ether type field */
__be16 ethertype; /* ether type field */
};
/* Token-Ring statistics collection data. */
@@ -96,14 +90,13 @@ struct tr_statistics {
};
/* source routing stuff */
#define TR_RII 0x80
#define TR_RCF_DIR_BIT 0x80
#define TR_RCF_LEN_MASK 0x1f00
#define TR_RCF_BROADCAST 0x8000 /* all-routes broadcast */
#define TR_RCF_LIMITED_BROADCAST 0xC000 /* single-route broadcast */
#define TR_RCF_FRAME2K 0x20
#define TR_RCF_BROADCAST_MASK 0xC000
#define TR_MAXRIFLEN 18
#define TR_RII 0x80
#define TR_RCF_DIR_BIT 0x80
#define TR_RCF_LEN_MASK 0x1f00
#define TR_RCF_BROADCAST 0x8000 /* all-routes broadcast */
#define TR_RCF_LIMITED_BROADCAST 0xC000 /* single-route broadcast */
#define TR_RCF_FRAME2K 0x20
#define TR_RCF_BROADCAST_MASK 0xC000
#define TR_MAXRIFLEN 18
#endif /* _LINUX_IF_TR_H */
include/linux/inetdevice.h
+2
View File
@@ -29,6 +29,7 @@ struct ipv4_devconf
int no_xfrm;
int no_policy;
int force_igmp_version;
int promote_secondaries;
void *sysctl;
};
@@ -71,6 +72,7 @@ struct in_device
#define IN_DEV_SEC_REDIRECTS(in_dev) (ipv4_devconf.secure_redirects || (in_dev)->cnf.secure_redirects)
#define IN_DEV_IDTAG(in_dev) ((in_dev)->cnf.tag)
#define IN_DEV_MEDIUM_ID(in_dev) ((in_dev)->cnf.medium_id)
#define IN_DEV_PROMOTE_SECONDARIES(in_dev) (ipv4_devconf.promote_secondaries || (in_dev)->cnf.promote_secondaries)
#define IN_DEV_RX_REDIRECTS(in_dev) \
((IN_DEV_FORWARD(in_dev) && \
include/linux/init.h
+12
View File
@@ -229,6 +229,18 @@ void __init parse_early_param(void);
#define __devexitdata __exitdata
#endif
#ifdef CONFIG_HOTPLUG_CPU
#define __cpuinit
#define __cpuinitdata
#define __cpuexit
#define __cpuexitdata
#else
#define __cpuinit __init
#define __cpuinitdata __initdata
#define __cpuexit __exit
#define __cpuexitdata __exitdata
#endif
/* Functions marked as __devexit may be discarded at kernel link time, depending
on config options. Newer versions of binutils detect references from
retained sections to discarded sections and flag an error. Pointers to
include/linux/init_task.h
-1
View File
@@ -108,7 +108,6 @@ extern struct group_info init_groups;
.blocked = {{0}}, \
.alloc_lock = SPIN_LOCK_UNLOCKED, \
.proc_lock = SPIN_LOCK_UNLOCKED, \
.switch_lock = SPIN_LOCK_UNLOCKED, \
.journal_info = NULL, \
.cpu_timers = INIT_CPU_TIMERS(tsk.cpu_timers), \
}
include/linux/input.h
+1 -1
View File
@@ -1015,7 +1015,7 @@ static inline void input_set_abs_params(struct input_dev *dev, int axis, int min
dev->absbit[LONG(axis)] |= BIT(axis);
}
extern struct class_simple *input_class;
extern struct class *input_class;
#endif
#endif
include/linux/ioc4.h
+179
View File
@@ -0,0 +1,179 @@
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (c) 2005 Silicon Graphics, Inc. All Rights Reserved.
*/
#ifndef _LINUX_IOC4_H
#define _LINUX_IOC4_H
#include <linux/interrupt.h>
/***************
* Definitions *
***************/
/* Miscellaneous values inherent to hardware */
#define IOC4_EXTINT_COUNT_DIVISOR 520 /* PCI clocks per COUNT tick */
/***********************************
* Structures needed by subdrivers *
***********************************/
/* This structure fully describes the IOC4 miscellaneous registers which
* appear at bar[0]+0x00000 through bar[0]+0x0005c. The corresponding
* PCI resource is managed by the main IOC4 driver because it contains
* registers of interest to many different IOC4 subdrivers.
*/
struct ioc4_misc_regs {
/* Miscellaneous IOC4 registers */
union ioc4_pci_err_addr_l {
uint32_t raw;
struct {
uint32_t valid:1; /* Address captured */
uint32_t master_id:4; /* Unit causing error
* 0/1: Serial port 0 TX/RX
* 2/3: Serial port 1 TX/RX
* 4/5: Serial port 2 TX/RX
* 6/7: Serial port 3 TX/RX
* 8: ATA/ATAPI
* 9-15: Undefined
*/
uint32_t mul_err:1; /* Multiple errors occurred */
uint32_t addr:26; /* Bits 31-6 of error addr */
} fields;
} pci_err_addr_l;
uint32_t pci_err_addr_h; /* Bits 63-32 of error addr */
union ioc4_sio_int {
uint32_t raw;
struct {
uint8_t tx_mt:1; /* TX ring buffer empty */
uint8_t rx_full:1; /* RX ring buffer full */
uint8_t rx_high:1; /* RX high-water exceeded */
uint8_t rx_timer:1; /* RX timer has triggered */
uint8_t delta_dcd:1; /* DELTA_DCD seen */
uint8_t delta_cts:1; /* DELTA_CTS seen */
uint8_t intr_pass:1; /* Interrupt pass-through */
uint8_t tx_explicit:1; /* TX, MCW, or delay complete */
} fields[4];
} sio_ir; /* Serial interrupt state */
union ioc4_other_int {
uint32_t raw;
struct {
uint32_t ata_int:1; /* ATA port passthru */
uint32_t ata_memerr:1; /* ATA halted by mem error */
uint32_t memerr:4; /* Serial halted by mem err */
uint32_t kbd_int:1; /* kbd/mouse intr asserted */
uint32_t reserved:16; /* zero */
uint32_t rt_int:1; /* INT_OUT section latch */
uint32_t gen_int:8; /* Intr. from generic pins */
} fields;
} other_ir; /* Other interrupt state */
union ioc4_sio_int sio_ies; /* Serial interrupt enable set */
union ioc4_other_int other_ies; /* Other interrupt enable set */
union ioc4_sio_int sio_iec; /* Serial interrupt enable clear */
union ioc4_other_int other_iec; /* Other interrupt enable clear */
union ioc4_sio_cr {
uint32_t raw;
struct {
uint32_t cmd_pulse:4; /* Bytebus strobe width */
uint32_t arb_diag:3; /* PCI bus requester */
uint32_t sio_diag_idle:1; /* Active ser req? */
uint32_t ata_diag_idle:1; /* Active ATA req? */
uint32_t ata_diag_active:1; /* ATA req is winner */
uint32_t reserved:22; /* zero */
} fields;
} sio_cr;
uint32_t unused1;
union ioc4_int_out {
uint32_t raw;
struct {
uint32_t count:16; /* Period control */
uint32_t mode:3; /* Output signal shape */
uint32_t reserved:11; /* zero */
uint32_t diag:1; /* Timebase control */
uint32_t int_out:1; /* Current value */
} fields;
} int_out; /* External interrupt output control */
uint32_t unused2;
union ioc4_gpcr {
uint32_t raw;
struct {
uint32_t dir:8; /* Pin direction */
uint32_t edge:8; /* Edge/level mode */
uint32_t reserved1:4; /* zero */
uint32_t int_out_en:1; /* INT_OUT enable */
uint32_t reserved2:11; /* zero */
} fields;
} gpcr_s; /* Generic PIO control set */
union ioc4_gpcr gpcr_c; /* Generic PIO control clear */
union ioc4_gpdr {
uint32_t raw;
struct {
uint32_t gen_pin:8; /* State of pins */
uint32_t reserved:24;
} fields;
} gpdr; /* Generic PIO data */
uint32_t unused3;
union ioc4_gppr {
uint32_t raw;
struct {
uint32_t gen_pin:1; /* Single pin state */
uint32_t reserved:31;
} fields;
} gppr[8]; /* Generic PIO pins */
};
/* Masks for GPCR DIR pins */
#define IOC4_GPCR_DIR_0 0x01 /* External interrupt output */
#define IOC4_GPCR_DIR_1 0x02 /* External interrupt input */
#define IOC4_GPCR_DIR_2 0x04
#define IOC4_GPCR_DIR_3 0x08 /* Keyboard/mouse presence */
#define IOC4_GPCR_DIR_4 0x10 /* Ser. port 0 xcvr select (0=232, 1=422) */
#define IOC4_GPCR_DIR_5 0x20 /* Ser. port 1 xcvr select (0=232, 1=422) */
#define IOC4_GPCR_DIR_6 0x40 /* Ser. port 2 xcvr select (0=232, 1=422) */
#define IOC4_GPCR_DIR_7 0x80 /* Ser. port 3 xcvr select (0=232, 1=422) */
/* Masks for GPCR EDGE pins */
#define IOC4_GPCR_EDGE_0 0x01
#define IOC4_GPCR_EDGE_1 0x02 /* External interrupt input */
#define IOC4_GPCR_EDGE_2 0x04
#define IOC4_GPCR_EDGE_3 0x08
#define IOC4_GPCR_EDGE_4 0x10
#define IOC4_GPCR_EDGE_5 0x20
#define IOC4_GPCR_EDGE_6 0x40
#define IOC4_GPCR_EDGE_7 0x80
/* One of these per IOC4 */
struct ioc4_driver_data {
struct list_head idd_list;
unsigned long idd_bar0;
struct pci_dev *idd_pdev;
const struct pci_device_id *idd_pci_id;
struct __iomem ioc4_misc_regs *idd_misc_regs;
unsigned long count_period;
void *idd_serial_data;
};
/* One per submodule */
struct ioc4_submodule {
struct list_head is_list;
char *is_name;
struct module *is_owner;
int (*is_probe) (struct ioc4_driver_data *);
int (*is_remove) (struct ioc4_driver_data *);
};
#define IOC4_NUM_CARDS 8 /* max cards per partition */
/**********************************
* Functions needed by submodules *
**********************************/
extern int ioc4_register_submodule(struct ioc4_submodule *);
extern void ioc4_unregister_submodule(struct ioc4_submodule *);
#endif /* _LINUX_IOC4_H */
include/linux/ioc4_common.h
-21
View File
@@ -1,21 +0,0 @@
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (c) 2005 Silicon Graphics, Inc. All Rights Reserved.
*/
#ifndef _LINUX_IOC4_COMMON_H
#define _LINUX_IOC4_COMMON_H
/* prototypes */
int ioc4_serial_init(void);
int ioc4_serial_attach_one(struct pci_dev *pdev, const struct
pci_device_id *pci_id);
int ioc4_ide_attach_one(struct pci_dev *pdev, const struct
pci_device_id *pci_id);
#endif /* _LINUX_IOC4_COMMON_H */
include/linux/ip.h
+21
View File
@@ -81,6 +81,7 @@
#ifdef __KERNEL__
#include <linux/config.h>
#include <linux/types.h>
#include <net/request_sock.h>
#include <net/sock.h>
#include <linux/igmp.h>
#include <net/flow.h>
@@ -107,6 +108,26 @@ struct ip_options {
#define optlength(opt) (sizeof(struct ip_options) + opt->optlen)
struct inet_request_sock {
struct request_sock req;
u32 loc_addr;
u32 rmt_addr;
u16 rmt_port;
u16 snd_wscale : 4,
rcv_wscale : 4,
tstamp_ok : 1,
sack_ok : 1,
wscale_ok : 1,
ecn_ok : 1,
acked : 1;
struct ip_options *opt;
};
static inline struct inet_request_sock *inet_rsk(const struct request_sock *sk)
{
return (struct inet_request_sock *)sk;
}
struct ipv6_pinfo;
struct inet_sock {
include/linux/ipmi.h
+5
View File
@@ -209,6 +209,11 @@ struct kernel_ipmi_msg
#include <linux/list.h>
#include <linux/module.h>
#ifdef CONFIG_PROC_FS
#include <linux/proc_fs.h>
extern struct proc_dir_entry *proc_ipmi_root;
#endif /* CONFIG_PROC_FS */
/* Opaque type for a IPMI message user. One of these is needed to
send and receive messages. */
typedef struct ipmi_user *ipmi_user_t;
include/linux/ipv6.h
+13
View File
@@ -193,6 +193,19 @@ struct inet6_skb_parm {
#define IP6CB(skb) ((struct inet6_skb_parm*)((skb)->cb))
struct tcp6_request_sock {
struct tcp_request_sock req;
struct in6_addr loc_addr;
struct in6_addr rmt_addr;
struct sk_buff *pktopts;
int iif;
};
static inline struct tcp6_request_sock *tcp6_rsk(const struct request_sock *sk)
{
return (struct tcp6_request_sock *)sk;
}
/**
* struct ipv6_pinfo - ipv6 private area
*
include/linux/irq.h
+4 -1
View File
@@ -47,6 +47,10 @@ struct hw_interrupt_type {
void (*ack)(unsigned int irq);
void (*end)(unsigned int irq);
void (*set_affinity)(unsigned int irq, cpumask_t dest);
/* Currently used only by UML, might disappear one day.*/
#ifdef CONFIG_IRQ_RELEASE_METHOD
void (*release)(unsigned int irq, void *dev_id);
#endif
};
typedef struct hw_interrupt_type hw_irq_controller;
@@ -84,7 +88,6 @@ extern fastcall int handle_IRQ_event(unsigned int irq, struct pt_regs *regs,
struct irqaction *action);
extern fastcall unsigned int __do_IRQ(unsigned int irq, struct pt_regs *regs);
extern void note_interrupt(unsigned int irq, irq_desc_t *desc, int action_ret);
extern void report_bad_irq(unsigned int irq, irq_desc_t *desc, int action_ret);
extern int can_request_irq(unsigned int irq, unsigned long irqflags);
extern void init_irq_proc(void);
include/linux/kernel.h
+14 -6
View File
@@ -58,15 +58,23 @@ struct completion;
* be biten later when the calling function happens to sleep when it is not
* supposed to.
*/
#ifdef CONFIG_DEBUG_SPINLOCK_SLEEP
#define might_sleep() __might_sleep(__FILE__, __LINE__)
#define might_sleep_if(cond) do { if (unlikely(cond)) might_sleep(); } while (0)
void __might_sleep(char *file, int line);
#ifdef CONFIG_PREEMPT_VOLUNTARY
extern int cond_resched(void);
# define might_resched() cond_resched()
#else
#define might_sleep() do {} while(0)
#define might_sleep_if(cond) do {} while (0)
# define might_resched() do { } while (0)
#endif
#ifdef CONFIG_DEBUG_SPINLOCK_SLEEP
void __might_sleep(char *file, int line);
# define might_sleep() \
do { __might_sleep(__FILE__, __LINE__); might_resched(); } while (0)
#else
# define might_sleep() do { might_resched(); } while (0)
#endif
#define might_sleep_if(cond) do { if (unlikely(cond)) might_sleep(); } while (0)
#define abs(x) ({ \
int __x = (x); \
(__x < 0) ? -__x : __x; \
include/linux/kexec.h
+135
View File
@@ -0,0 +1,135 @@
#ifndef LINUX_KEXEC_H
#define LINUX_KEXEC_H
#ifdef CONFIG_KEXEC
#include <linux/types.h>
#include <linux/list.h>
#include <linux/linkage.h>
#include <linux/compat.h>
#include <asm/kexec.h>
/* Verify architecture specific macros are defined */
#ifndef KEXEC_SOURCE_MEMORY_LIMIT
#error KEXEC_SOURCE_MEMORY_LIMIT not defined
#endif
#ifndef KEXEC_DESTINATION_MEMORY_LIMIT
#error KEXEC_DESTINATION_MEMORY_LIMIT not defined
#endif
#ifndef KEXEC_CONTROL_MEMORY_LIMIT
#error KEXEC_CONTROL_MEMORY_LIMIT not defined
#endif
#ifndef KEXEC_CONTROL_CODE_SIZE
#error KEXEC_CONTROL_CODE_SIZE not defined
#endif
#ifndef KEXEC_ARCH
#error KEXEC_ARCH not defined
#endif
/*
* This structure is used to hold the arguments that are used when loading
* kernel binaries.
*/
typedef unsigned long kimage_entry_t;
#define IND_DESTINATION 0x1
#define IND_INDIRECTION 0x2
#define IND_DONE 0x4
#define IND_SOURCE 0x8
#define KEXEC_SEGMENT_MAX 8
struct kexec_segment {
void __user *buf;
size_t bufsz;
unsigned long mem; /* User space sees this as a (void *) ... */
size_t memsz;
};
#ifdef CONFIG_COMPAT
struct compat_kexec_segment {
compat_uptr_t buf;
compat_size_t bufsz;
compat_ulong_t mem; /* User space sees this as a (void *) ... */
compat_size_t memsz;
};
#endif
struct kimage {
kimage_entry_t head;
kimage_entry_t *entry;
kimage_entry_t *last_entry;
unsigned long destination;
unsigned long start;
struct page *control_code_page;
unsigned long nr_segments;
struct kexec_segment segment[KEXEC_SEGMENT_MAX];
struct list_head control_pages;
struct list_head dest_pages;
struct list_head unuseable_pages;
/* Address of next control page to allocate for crash kernels. */
unsigned long control_page;
/* Flags to indicate special processing */
unsigned int type : 1;
#define KEXEC_TYPE_DEFAULT 0
#define KEXEC_TYPE_CRASH 1
};
/* kexec interface functions */
extern NORET_TYPE void machine_kexec(struct kimage *image) ATTRIB_NORET;
extern int machine_kexec_prepare(struct kimage *image);
extern void machine_kexec_cleanup(struct kimage *image);
extern asmlinkage long sys_kexec_load(unsigned long entry,
unsigned long nr_segments,
struct kexec_segment __user *segments,
unsigned long flags);
#ifdef CONFIG_COMPAT
extern asmlinkage long compat_sys_kexec_load(unsigned long entry,
unsigned long nr_segments,
struct compat_kexec_segment __user *segments,
unsigned long flags);
#endif
extern struct page *kimage_alloc_control_pages(struct kimage *image,
unsigned int order);
extern void crash_kexec(struct pt_regs *);
int kexec_should_crash(struct task_struct *);
extern struct kimage *kexec_image;
#define KEXEC_ON_CRASH 0x00000001
#define KEXEC_ARCH_MASK 0xffff0000
/* These values match the ELF architecture values.
* Unless there is a good reason that should continue to be the case.
*/
#define KEXEC_ARCH_DEFAULT ( 0 << 16)
#define KEXEC_ARCH_386 ( 3 << 16)
#define KEXEC_ARCH_X86_64 (62 << 16)
#define KEXEC_ARCH_PPC (20 << 16)
#define KEXEC_ARCH_PPC64 (21 << 16)
#define KEXEC_ARCH_IA_64 (50 << 16)
#define KEXEC_ARCH_S390 (22 << 16)
#define KEXEC_FLAGS (KEXEC_ON_CRASH) /* List of defined/legal kexec flags */
/* Location of a reserved region to hold the crash kernel.
*/
extern struct resource crashk_res;
#else /* !CONFIG_KEXEC */
struct pt_regs;
struct task_struct;
static inline void crash_kexec(struct pt_regs *regs) { }
static inline int kexec_should_crash(struct task_struct *p) { return 0; }
#endif /* CONFIG_KEXEC */
#endif /* LINUX_KEXEC_H */
include/linux/key-ui.h
+43 -4
View File
@@ -1,4 +1,4 @@
/* key-ui.h: key userspace interface stuff for use by keyfs
/* key-ui.h: key userspace interface stuff
*
* Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
@@ -31,8 +31,10 @@ extern spinlock_t key_serial_lock;
* subscribed
*/
struct keyring_list {
unsigned maxkeys; /* max keys this list can hold */
unsigned nkeys; /* number of keys currently held */
struct rcu_head rcu; /* RCU deletion hook */
unsigned short maxkeys; /* max keys this list can hold */
unsigned short nkeys; /* number of keys currently held */
unsigned short delkey; /* key to be unlinked by RCU */
struct key *keys[0];
};
@@ -82,8 +84,45 @@ static inline int key_any_permission(const struct key *key, key_perm_t perm)
return kperm != 0;
}
static inline int key_task_groups_search(struct task_struct *tsk, gid_t gid)
{
int ret;
extern struct key *lookup_user_key(key_serial_t id, int create, int part,
task_lock(tsk);
ret = groups_search(tsk->group_info, gid);
task_unlock(tsk);
return ret;
}
static inline int key_task_permission(const struct key *key,
struct task_struct *context,
key_perm_t perm)
{
key_perm_t kperm;
if (key->uid == context->fsuid) {
kperm = key->perm >> 16;
}
else if (key->gid != -1 &&
key->perm & KEY_GRP_ALL && (
key->gid == context->fsgid ||
key_task_groups_search(context, key->gid)
)
) {
kperm = key->perm >> 8;
}
else {
kperm = key->perm;
}
kperm = kperm & perm & KEY_ALL;
return kperm == perm;
}
extern struct key *lookup_user_key(struct task_struct *context,
key_serial_t id, int create, int partial,
key_perm_t perm);
extern long join_session_keyring(const char *name);
include/linux/key.h
+28 -16
View File
@@ -18,7 +18,7 @@
#include <linux/types.h>
#include <linux/list.h>
#include <linux/rbtree.h>
#include <linux/spinlock.h>
#include <linux/rcupdate.h>
#include <asm/atomic.h>
#ifdef __KERNEL__
@@ -78,7 +78,6 @@ struct key {
key_serial_t serial; /* key serial number */
struct rb_node serial_node;
struct key_type *type; /* type of key */
rwlock_t lock; /* examination vs change lock */
struct rw_semaphore sem; /* change vs change sem */
struct key_user *user; /* owner of this key */
time_t expiry; /* time at which key expires (or 0) */
@@ -86,14 +85,10 @@ struct key {
gid_t gid;
key_perm_t perm; /* access permissions */
unsigned short quotalen; /* length added to quota */
unsigned short datalen; /* payload data length */
unsigned short flags; /* status flags (change with lock writelocked) */
#define KEY_FLAG_INSTANTIATED 0x00000001 /* set if key has been instantiated */
#define KEY_FLAG_DEAD 0x00000002 /* set if key type has been deleted */
#define KEY_FLAG_REVOKED 0x00000004 /* set if key had been revoked */
#define KEY_FLAG_IN_QUOTA 0x00000008 /* set if key consumes quota */
#define KEY_FLAG_USER_CONSTRUCT 0x00000010 /* set if key is being constructed in userspace */
#define KEY_FLAG_NEGATIVE 0x00000020 /* set if key is negative */
unsigned short datalen; /* payload data length
* - may not match RCU dereferenced payload
* - payload should contain own length
*/
#ifdef KEY_DEBUGGING
unsigned magic;
@@ -101,6 +96,14 @@ struct key {
#define KEY_DEBUG_MAGIC_X 0xf8e9dacbu
#endif
unsigned long flags; /* status flags (change with bitops) */
#define KEY_FLAG_INSTANTIATED 0 /* set if key has been instantiated */
#define KEY_FLAG_DEAD 1 /* set if key type has been deleted */
#define KEY_FLAG_REVOKED 2 /* set if key had been revoked */
#define KEY_FLAG_IN_QUOTA 3 /* set if key consumes quota */
#define KEY_FLAG_USER_CONSTRUCT 4 /* set if key is being constructed in userspace */
#define KEY_FLAG_NEGATIVE 5 /* set if key is negative */
/* the description string
* - this is used to match a key against search criteria
* - this should be a printable string
@@ -196,10 +199,12 @@ extern int key_payload_reserve(struct key *key, size_t datalen);
extern int key_instantiate_and_link(struct key *key,
const void *data,
size_t datalen,
struct key *keyring);
struct key *keyring,
struct key *instkey);
extern int key_negate_and_link(struct key *key,
unsigned timeout,
struct key *keyring);
struct key *keyring,
struct key *instkey);
extern void key_revoke(struct key *key);
extern void key_put(struct key *key);
@@ -242,14 +247,13 @@ extern struct key *keyring_search(struct key *keyring,
struct key_type *type,
const char *description);
extern struct key *search_process_keyrings(struct key_type *type,
const char *description);
extern int keyring_add_key(struct key *keyring,
struct key *key);
extern struct key *key_lookup(key_serial_t id);
extern void keyring_replace_payload(struct key *key, void *replacement);
#define key_serial(key) ((key) ? (key)->serial : 0)
/*
@@ -268,14 +272,22 @@ extern void key_fsuid_changed(struct task_struct *tsk);
extern void key_fsgid_changed(struct task_struct *tsk);
extern void key_init(void);
#define __install_session_keyring(tsk, keyring) \
({ \
struct key *old_session = tsk->signal->session_keyring; \
tsk->signal->session_keyring = keyring; \
old_session; \
})
#else /* CONFIG_KEYS */
#define key_validate(k) 0
#define key_serial(k) 0
#define key_get(k) NULL
#define key_get(k) ({ NULL; })
#define key_put(k) do { } while(0)
#define alloc_uid_keyring(u) 0
#define switch_uid_keyring(u) do { } while(0)
#define __install_session_keyring(t, k) ({ NULL; })
#define copy_keys(f,t) 0
#define copy_thread_group_keys(t) 0
#define exit_keys(t) do { } while(0)
include/linux/keyctl.h
+11
View File
@@ -20,6 +20,16 @@
#define KEY_SPEC_USER_SESSION_KEYRING -5 /* - key ID for UID-session keyring */
#define KEY_SPEC_GROUP_KEYRING -6 /* - key ID for GID-specific keyring */
/* request-key default keyrings */
#define KEY_REQKEY_DEFL_NO_CHANGE -1
#define KEY_REQKEY_DEFL_DEFAULT 0
#define KEY_REQKEY_DEFL_THREAD_KEYRING 1
#define KEY_REQKEY_DEFL_PROCESS_KEYRING 2
#define KEY_REQKEY_DEFL_SESSION_KEYRING 3
#define KEY_REQKEY_DEFL_USER_KEYRING 4
#define KEY_REQKEY_DEFL_USER_SESSION_KEYRING 5
#define KEY_REQKEY_DEFL_GROUP_KEYRING 6
/* keyctl commands */
#define KEYCTL_GET_KEYRING_ID 0 /* ask for a keyring's ID */
#define KEYCTL_JOIN_SESSION_KEYRING 1 /* join or start named session keyring */
@@ -35,5 +45,6 @@
#define KEYCTL_READ 11 /* read a key or keyring's contents */
#define KEYCTL_INSTANTIATE 12 /* instantiate a partially constructed key */
#define KEYCTL_NEGATE 13 /* negate a partially constructed key */
#define KEYCTL_SET_REQKEY_KEYRING 14 /* set default request-key keyring */
#endif /* _LINUX_KEYCTL_H */
include/linux/klist.h
+55
View File
@@ -0,0 +1,55 @@
/*
* klist.h - Some generic list helpers, extending struct list_head a bit.
*
* Implementations are found in lib/klist.c
*
*
* Copyright (C) 2005 Patrick Mochel
*
* This file is rleased under the GPL v2.
*/
#include <linux/spinlock.h>
#include <linux/completion.h>
#include <linux/kref.h>
#include <linux/list.h>
struct klist {
spinlock_t k_lock;
struct list_head k_list;
};
extern void klist_init(struct klist * k);
struct klist_node {
struct klist * n_klist;
struct list_head n_node;
struct kref n_ref;
struct completion n_removed;
};
extern void klist_add_tail(struct klist * k, struct klist_node * n);
extern void klist_add_head(struct klist * k, struct klist_node * n);
extern void klist_del(struct klist_node * n);
extern void klist_remove(struct klist_node * n);
extern int klist_node_attached(struct klist_node * n);
struct klist_iter {
struct klist * i_klist;
struct list_head * i_head;
struct klist_node * i_cur;
};
extern void klist_iter_init(struct klist * k, struct klist_iter * i);
extern void klist_iter_init_node(struct klist * k, struct klist_iter * i,
struct klist_node * n);
extern void klist_iter_exit(struct klist_iter * i);
extern struct klist_node * klist_next(struct klist_iter * i);
include/linux/kmod.h
+12 -1
View File
@@ -19,6 +19,7 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/stddef.h>
#include <linux/config.h>
#include <linux/errno.h>
#include <linux/compiler.h>
@@ -34,7 +35,17 @@ static inline int request_module(const char * name, ...) { return -ENOSYS; }
#endif
#define try_then_request_module(x, mod...) ((x) ?: (request_module(mod), (x)))
extern int call_usermodehelper(char *path, char *argv[], char *envp[], int wait);
struct key;
extern int call_usermodehelper_keys(char *path, char *argv[], char *envp[],
struct key *session_keyring, int wait);
static inline int
call_usermodehelper(char *path, char **argv, char **envp, int wait)
{
return call_usermodehelper_keys(path, argv, envp, NULL, wait);
}
extern void usermodehelper_init(void);
#endif /* __LINUX_KMOD_H__ */
include/linux/kobject.h
+4 -4
View File
@@ -33,7 +33,7 @@
extern u64 hotplug_seqnum;
struct kobject {
char * k_name;
const char * k_name;
char name[KOBJ_NAME_LEN];
struct kref kref;
struct list_head entry;
@@ -46,7 +46,7 @@ struct kobject {
extern int kobject_set_name(struct kobject *, const char *, ...)
__attribute__((format(printf,2,3)));
static inline char * kobject_name(struct kobject * kobj)
static inline const char * kobject_name(const struct kobject * kobj)
{
return kobj->k_name;
}
@@ -57,7 +57,7 @@ extern void kobject_cleanup(struct kobject *);
extern int kobject_add(struct kobject *);
extern void kobject_del(struct kobject *);
extern int kobject_rename(struct kobject *, char *new_name);
extern int kobject_rename(struct kobject *, const char *new_name);
extern int kobject_register(struct kobject *);
extern void kobject_unregister(struct kobject *);
@@ -94,7 +94,7 @@ struct kobj_type {
*/
struct kset_hotplug_ops {
int (*filter)(struct kset *kset, struct kobject *kobj);
char *(*name)(struct kset *kset, struct kobject *kobj);
const char *(*name)(struct kset *kset, struct kobject *kobj);
int (*hotplug)(struct kset *kset, struct kobject *kobj, char **envp,
int num_envp, char *buffer, int buffer_size);
};
include/linux/kprobes.h
+98 -2
View File
@@ -25,27 +25,45 @@
* Rusty Russell).
* 2004-July Suparna Bhattacharya <suparna@in.ibm.com> added jumper probes
* interface to access function arguments.
* 2005-May Hien Nguyen <hien@us.ibm.com> and Jim Keniston
* <jkenisto@us.ibm.com> and Prasanna S Panchamukhi
* <prasanna@in.ibm.com> added function-return probes.
*/
#include <linux/config.h>
#include <linux/list.h>
#include <linux/notifier.h>
#include <linux/smp.h>
#include <asm/kprobes.h>
/* kprobe_status settings */
#define KPROBE_HIT_ACTIVE 0x00000001
#define KPROBE_HIT_SS 0x00000002
#define KPROBE_REENTER 0x00000004
#define KPROBE_HIT_SSDONE 0x00000008
struct kprobe;
struct pt_regs;
struct kretprobe;
struct kretprobe_instance;
typedef int (*kprobe_pre_handler_t) (struct kprobe *, struct pt_regs *);
typedef int (*kprobe_break_handler_t) (struct kprobe *, struct pt_regs *);
typedef void (*kprobe_post_handler_t) (struct kprobe *, struct pt_regs *,
unsigned long flags);
typedef int (*kprobe_fault_handler_t) (struct kprobe *, struct pt_regs *,
int trapnr);
typedef int (*kretprobe_handler_t) (struct kretprobe_instance *,
struct pt_regs *);
struct kprobe {
struct hlist_node hlist;
/* list of kprobes for multi-handler support */
struct list_head list;
/*count the number of times this probe was temporarily disarmed */
unsigned long nmissed;
/* location of the probe point */
kprobe_opcode_t *addr;
@@ -85,6 +103,62 @@ struct jprobe {
kprobe_opcode_t *entry; /* probe handling code to jump to */
};
#ifdef ARCH_SUPPORTS_KRETPROBES
extern int trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs);
extern void trampoline_post_handler(struct kprobe *p, struct pt_regs *regs,
unsigned long flags);
extern struct task_struct *arch_get_kprobe_task(void *ptr);
extern void arch_prepare_kretprobe(struct kretprobe *rp, struct pt_regs *regs);
extern void arch_kprobe_flush_task(struct task_struct *tk);
#else /* ARCH_SUPPORTS_KRETPROBES */
static inline void kretprobe_trampoline(void)
{
}
static inline int trampoline_probe_handler(struct kprobe *p,
struct pt_regs *regs)
{
return 0;
}
static inline void trampoline_post_handler(struct kprobe *p,
struct pt_regs *regs, unsigned long flags)
{
}
static inline void arch_prepare_kretprobe(struct kretprobe *rp,
struct pt_regs *regs)
{
}
static inline void arch_kprobe_flush_task(struct task_struct *tk)
{
}
#define arch_get_kprobe_task(ptr) ((struct task_struct *)NULL)
#endif /* ARCH_SUPPORTS_KRETPROBES */
/*
* Function-return probe -
* Note:
* User needs to provide a handler function, and initialize maxactive.
* maxactive - The maximum number of instances of the probed function that
* can be active concurrently.
* nmissed - tracks the number of times the probed function's return was
* ignored, due to maxactive being too low.
*
*/
struct kretprobe {
struct kprobe kp;
kretprobe_handler_t handler;
int maxactive;
int nmissed;
struct hlist_head free_instances;
struct hlist_head used_instances;
};
struct kretprobe_instance {
struct hlist_node uflist; /* either on free list or used list */
struct hlist_node hlist;
struct kretprobe *rp;
void *ret_addr;
void *stack_addr;
};
#ifdef CONFIG_KPROBES
/* Locks kprobe: irq must be disabled */
void lock_kprobes(void);
@@ -99,11 +173,14 @@ static inline int kprobe_running(void)
extern int arch_prepare_kprobe(struct kprobe *p);
extern void arch_copy_kprobe(struct kprobe *p);
extern void arch_arm_kprobe(struct kprobe *p);
extern void arch_disarm_kprobe(struct kprobe *p);
extern void arch_remove_kprobe(struct kprobe *p);
extern void show_registers(struct pt_regs *regs);
/* Get the kprobe at this addr (if any). Must have called lock_kprobes */
struct kprobe *get_kprobe(void *addr);
struct hlist_head * kretprobe_inst_table_head(struct task_struct *tsk);
int register_kprobe(struct kprobe *p);
void unregister_kprobe(struct kprobe *p);
@@ -113,7 +190,16 @@ int register_jprobe(struct jprobe *p);
void unregister_jprobe(struct jprobe *p);
void jprobe_return(void);
#else
int register_kretprobe(struct kretprobe *rp);
void unregister_kretprobe(struct kretprobe *rp);
struct kretprobe_instance *get_free_rp_inst(struct kretprobe *rp);
struct kretprobe_instance *get_rp_inst(void *sara);
struct kretprobe_instance *get_rp_inst_tsk(struct task_struct *tk);
void add_rp_inst(struct kretprobe_instance *ri);
void kprobe_flush_task(struct task_struct *tk);
void recycle_rp_inst(struct kretprobe_instance *ri);
#else /* CONFIG_KPROBES */
static inline int kprobe_running(void)
{
return 0;
@@ -135,5 +221,15 @@ static inline void unregister_jprobe(struct jprobe *p)
static inline void jprobe_return(void)
{
}
#endif
static inline int register_kretprobe(struct kretprobe *rp)
{
return -ENOSYS;
}
static inline void unregister_kretprobe(struct kretprobe *rp)
{
}
static inline void kprobe_flush_task(struct task_struct *tk)
{
}
#endif /* CONFIG_KPROBES */
#endif /* _LINUX_KPROBES_H */
include/linux/libata.h
+60
View File
@@ -410,6 +410,7 @@ extern u8 ata_chk_err(struct ata_port *ap);
extern void ata_exec_command(struct ata_port *ap, struct ata_taskfile *tf);
extern int ata_port_start (struct ata_port *ap);
extern void ata_port_stop (struct ata_port *ap);
extern void ata_host_stop (struct ata_host_set *host_set);
extern irqreturn_t ata_interrupt (int irq, void *dev_instance, struct pt_regs *regs);
extern void ata_qc_prep(struct ata_queued_cmd *qc);
extern int ata_qc_issue_prot(struct ata_queued_cmd *qc);
@@ -420,6 +421,7 @@ extern void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg,
extern unsigned int ata_dev_classify(struct ata_taskfile *tf);
extern void ata_dev_id_string(u16 *id, unsigned char *s,
unsigned int ofs, unsigned int len);
extern void ata_dev_config(struct ata_port *ap, unsigned int i);
extern void ata_bmdma_setup (struct ata_queued_cmd *qc);
extern void ata_bmdma_start (struct ata_queued_cmd *qc);
extern void ata_bmdma_stop(struct ata_port *ap);
@@ -466,12 +468,34 @@ static inline u8 ata_chk_status(struct ata_port *ap)
return ap->ops->check_status(ap);
}
/**
* ata_pause - Flush writes and pause 400 nanoseconds.
* @ap: Port to wait for.
*
* LOCKING:
* Inherited from caller.
*/
static inline void ata_pause(struct ata_port *ap)
{
ata_altstatus(ap);
ndelay(400);
}
/**
* ata_busy_wait - Wait for a port status register
* @ap: Port to wait for.
*
* Waits up to max*10 microseconds for the selected bits in the port's
* status register to be cleared.
* Returns final value of status register.
*
* LOCKING:
* Inherited from caller.
*/
static inline u8 ata_busy_wait(struct ata_port *ap, unsigned int bits,
unsigned int max)
{
@@ -486,6 +510,18 @@ static inline u8 ata_busy_wait(struct ata_port *ap, unsigned int bits,
return status;
}
/**
* ata_wait_idle - Wait for a port to be idle.
* @ap: Port to wait for.
*
* Waits up to 10ms for port's BUSY and DRQ signals to clear.
* Returns final value of status register.
*
* LOCKING:
* Inherited from caller.
*/
static inline u8 ata_wait_idle(struct ata_port *ap)
{
u8 status = ata_busy_wait(ap, ATA_BUSY | ATA_DRQ, 1000);
@@ -524,6 +560,18 @@ static inline void ata_tf_init(struct ata_port *ap, struct ata_taskfile *tf, uns
tf->device = ATA_DEVICE_OBS | ATA_DEV1;
}
/**
* ata_irq_on - Enable interrupts on a port.
* @ap: Port on which interrupts are enabled.
*
* Enable interrupts on a legacy IDE device using MMIO or PIO,
* wait for idle, clear any pending interrupts.
*
* LOCKING:
* Inherited from caller.
*/
static inline u8 ata_irq_on(struct ata_port *ap)
{
struct ata_ioports *ioaddr = &ap->ioaddr;
@@ -543,6 +591,18 @@ static inline u8 ata_irq_on(struct ata_port *ap)
return tmp;
}
/**
* ata_irq_ack - Acknowledge a device interrupt.
* @ap: Port on which interrupts are enabled.
*
* Wait up to 10 ms for legacy IDE device to become idle (BUSY
* or BUSY+DRQ clear). Obtain dma status and port status from
* device. Clear the interrupt. Return port status.
*
* LOCKING:
*/
static inline u8 ata_irq_ack(struct ata_port *ap, unsigned int chk_drq)
{
unsigned int bits = chk_drq ? ATA_BUSY | ATA_DRQ : ATA_BUSY;
include/linux/list.h
+1 -1
View File
@@ -185,7 +185,7 @@ static inline void list_del(struct list_head *entry)
* list_for_each_entry_rcu().
*
* Note that the caller is not permitted to immediately free
* the newly deleted entry. Instead, either synchronize_kernel()
* the newly deleted entry. Instead, either synchronize_rcu()
* or call_rcu() must be used to defer freeing until an RCU
* grace period has elapsed.
*/
include/linux/lockd/lockd.h
+6 -1
View File
@@ -72,6 +72,8 @@ struct nlm_lockowner {
uint32_t pid;
};
struct nlm_wait;
/*
* Memory chunk for NLM client RPC request.
*/
@@ -81,6 +83,7 @@ struct nlm_rqst {
struct nlm_host * a_host; /* host handle */
struct nlm_args a_args; /* arguments */
struct nlm_res a_res; /* result */
struct nlm_wait * a_block;
char a_owner[NLMCLNT_OHSIZE];
};
@@ -142,7 +145,9 @@ extern unsigned long nlmsvc_timeout;
* Lockd client functions
*/
struct nlm_rqst * nlmclnt_alloc_call(void);
int nlmclnt_block(struct nlm_host *, struct file_lock *, u32 *);
int nlmclnt_prepare_block(struct nlm_rqst *req, struct nlm_host *host, struct file_lock *fl);
void nlmclnt_finish_block(struct nlm_rqst *req);
long nlmclnt_block(struct nlm_rqst *req, long timeout);
int nlmclnt_cancel(struct nlm_host *, struct file_lock *);
u32 nlmclnt_grant(struct nlm_lock *);
void nlmclnt_recovery(struct nlm_host *, u32);
include/linux/loop.h
+1 -1
View File
@@ -61,7 +61,7 @@ struct loop_device {
struct semaphore lo_sem;
struct semaphore lo_ctl_mutex;
struct semaphore lo_bh_mutex;
atomic_t lo_pending;
int lo_pending;
request_queue_t *lo_queue;
};
include/linux/major.h
+1
View File
@@ -100,6 +100,7 @@
#define I2O_MAJOR 80 /* 80->87 */
#define SHMIQ_MAJOR 85 /* Linux/mips, SGI /dev/shmiq */
#define SCSI_CHANGER_MAJOR 86
#define IDE6_MAJOR 88
#define IDE7_MAJOR 89
include/linux/mempool.h
+8 -3
View File
@@ -20,9 +20,14 @@ typedef struct mempool_s {
mempool_free_t *free;
wait_queue_head_t wait;
} mempool_t;
extern mempool_t * mempool_create(int min_nr, mempool_alloc_t *alloc_fn,
mempool_free_t *free_fn, void *pool_data);
extern int mempool_resize(mempool_t *pool, int new_min_nr, unsigned int __nocast gfp_mask);
extern mempool_t *mempool_create(int min_nr, mempool_alloc_t *alloc_fn,
mempool_free_t *free_fn, void *pool_data);
extern mempool_t *mempool_create_node(int min_nr, mempool_alloc_t *alloc_fn,
mempool_free_t *free_fn, void *pool_data, int nid);
extern int mempool_resize(mempool_t *pool, int new_min_nr,
unsigned int __nocast gfp_mask);
extern void mempool_destroy(mempool_t *pool);
extern void * mempool_alloc(mempool_t *pool, unsigned int __nocast gfp_mask);
extern void mempool_free(void *element, mempool_t *pool);
include/linux/mii.h
+8
View File
@@ -65,9 +65,13 @@
#define ADVERTISE_SLCT 0x001f /* Selector bits */
#define ADVERTISE_CSMA 0x0001 /* Only selector supported */
#define ADVERTISE_10HALF 0x0020 /* Try for 10mbps half-duplex */
#define ADVERTISE_1000XFULL 0x0020 /* Try for 1000BASE-X full-duplex */
#define ADVERTISE_10FULL 0x0040 /* Try for 10mbps full-duplex */
#define ADVERTISE_1000XHALF 0x0040 /* Try for 1000BASE-X half-duplex */
#define ADVERTISE_100HALF 0x0080 /* Try for 100mbps half-duplex */
#define ADVERTISE_1000XPAUSE 0x0080 /* Try for 1000BASE-X pause */
#define ADVERTISE_100FULL 0x0100 /* Try for 100mbps full-duplex */
#define ADVERTISE_1000XPSE_ASYM 0x0100 /* Try for 1000BASE-X asym pause */
#define ADVERTISE_100BASE4 0x0200 /* Try for 100mbps 4k packets */
#define ADVERTISE_PAUSE_CAP 0x0400 /* Try for pause */
#define ADVERTISE_PAUSE_ASYM 0x0800 /* Try for asymetric pause */
@@ -84,9 +88,13 @@
/* Link partner ability register. */
#define LPA_SLCT 0x001f /* Same as advertise selector */
#define LPA_10HALF 0x0020 /* Can do 10mbps half-duplex */
#define LPA_1000XFULL 0x0020 /* Can do 1000BASE-X full-duplex */
#define LPA_10FULL 0x0040 /* Can do 10mbps full-duplex */
#define LPA_1000XHALF 0x0040 /* Can do 1000BASE-X half-duplex */
#define LPA_100HALF 0x0080 /* Can do 100mbps half-duplex */
#define LPA_1000XPAUSE 0x0080 /* Can do 1000BASE-X pause */
#define LPA_100FULL 0x0100 /* Can do 100mbps full-duplex */
#define LPA_1000XPAUSE_ASYM 0x0100 /* Can do 1000BASE-X pause asym*/
#define LPA_100BASE4 0x0200 /* Can do 100mbps 4k packets */
#define LPA_PAUSE_CAP 0x0400 /* Can pause */
#define LPA_PAUSE_ASYM 0x0800 /* Can pause asymetrically */
include/linux/mm.h
+112 -13
View File
@@ -395,19 +395,81 @@ static inline void put_page(struct page *page)
/*
* The zone field is never updated after free_area_init_core()
* sets it, so none of the operations on it need to be atomic.
* We'll have up to (MAX_NUMNODES * MAX_NR_ZONES) zones total,
* so we use (MAX_NODES_SHIFT + MAX_ZONES_SHIFT) here to get enough bits.
*/
#define NODEZONE_SHIFT (sizeof(page_flags_t)*8 - MAX_NODES_SHIFT - MAX_ZONES_SHIFT)
#define NODEZONE(node, zone) ((node << ZONES_SHIFT) | zone)
/*
* page->flags layout:
*
* There are three possibilities for how page->flags get
* laid out. The first is for the normal case, without
* sparsemem. The second is for sparsemem when there is
* plenty of space for node and section. The last is when
* we have run out of space and have to fall back to an
* alternate (slower) way of determining the node.
*
* No sparsemem: | NODE | ZONE | ... | FLAGS |
* with space for node: | SECTION | NODE | ZONE | ... | FLAGS |
* no space for node: | SECTION | ZONE | ... | FLAGS |
*/
#ifdef CONFIG_SPARSEMEM
#define SECTIONS_WIDTH SECTIONS_SHIFT
#else
#define SECTIONS_WIDTH 0
#endif
#define ZONES_WIDTH ZONES_SHIFT
#if SECTIONS_WIDTH+ZONES_WIDTH+NODES_SHIFT <= FLAGS_RESERVED
#define NODES_WIDTH NODES_SHIFT
#else
#define NODES_WIDTH 0
#endif
/* Page flags: | [SECTION] | [NODE] | ZONE | ... | FLAGS | */
#define SECTIONS_PGOFF ((sizeof(page_flags_t)*8) - SECTIONS_WIDTH)
#define NODES_PGOFF (SECTIONS_PGOFF - NODES_WIDTH)
#define ZONES_PGOFF (NODES_PGOFF - ZONES_WIDTH)
/*
* We are going to use the flags for the page to node mapping if its in
* there. This includes the case where there is no node, so it is implicit.
*/
#define FLAGS_HAS_NODE (NODES_WIDTH > 0 || NODES_SHIFT == 0)
#ifndef PFN_SECTION_SHIFT
#define PFN_SECTION_SHIFT 0
#endif
/*
* Define the bit shifts to access each section. For non-existant
* sections we define the shift as 0; that plus a 0 mask ensures
* the compiler will optimise away reference to them.
*/
#define SECTIONS_PGSHIFT (SECTIONS_PGOFF * (SECTIONS_WIDTH != 0))
#define NODES_PGSHIFT (NODES_PGOFF * (NODES_WIDTH != 0))
#define ZONES_PGSHIFT (ZONES_PGOFF * (ZONES_WIDTH != 0))
/* NODE:ZONE or SECTION:ZONE is used to lookup the zone from a page. */
#if FLAGS_HAS_NODE
#define ZONETABLE_SHIFT (NODES_SHIFT + ZONES_SHIFT)
#else
#define ZONETABLE_SHIFT (SECTIONS_SHIFT + ZONES_SHIFT)
#endif
#define ZONETABLE_PGSHIFT ZONES_PGSHIFT
#if SECTIONS_WIDTH+NODES_WIDTH+ZONES_WIDTH > FLAGS_RESERVED
#error SECTIONS_WIDTH+NODES_WIDTH+ZONES_WIDTH > FLAGS_RESERVED
#endif
#define ZONES_MASK ((1UL << ZONES_WIDTH) - 1)
#define NODES_MASK ((1UL << NODES_WIDTH) - 1)
#define SECTIONS_MASK ((1UL << SECTIONS_WIDTH) - 1)
#define ZONETABLE_MASK ((1UL << ZONETABLE_SHIFT) - 1)
static inline unsigned long page_zonenum(struct page *page)
{
return (page->flags >> NODEZONE_SHIFT) & (~(~0UL << ZONES_SHIFT));
}
static inline unsigned long page_to_nid(struct page *page)
{
return (page->flags >> (NODEZONE_SHIFT + ZONES_SHIFT));
return (page->flags >> ZONES_PGSHIFT) & ZONES_MASK;
}
struct zone;
@@ -415,13 +477,44 @@ extern struct zone *zone_table[];
static inline struct zone *page_zone(struct page *page)
{
return zone_table[page->flags >> NODEZONE_SHIFT];
return zone_table[(page->flags >> ZONETABLE_PGSHIFT) &
ZONETABLE_MASK];
}
static inline void set_page_zone(struct page *page, unsigned long nodezone_num)
static inline unsigned long page_to_nid(struct page *page)
{
page->flags &= ~(~0UL << NODEZONE_SHIFT);
page->flags |= nodezone_num << NODEZONE_SHIFT;
if (FLAGS_HAS_NODE)
return (page->flags >> NODES_PGSHIFT) & NODES_MASK;
else
return page_zone(page)->zone_pgdat->node_id;
}
static inline unsigned long page_to_section(struct page *page)
{
return (page->flags >> SECTIONS_PGSHIFT) & SECTIONS_MASK;
}
static inline void set_page_zone(struct page *page, unsigned long zone)
{
page->flags &= ~(ZONES_MASK << ZONES_PGSHIFT);
page->flags |= (zone & ZONES_MASK) << ZONES_PGSHIFT;
}
static inline void set_page_node(struct page *page, unsigned long node)
{
page->flags &= ~(NODES_MASK << NODES_PGSHIFT);
page->flags |= (node & NODES_MASK) << NODES_PGSHIFT;
}
static inline void set_page_section(struct page *page, unsigned long section)
{
page->flags &= ~(SECTIONS_MASK << SECTIONS_PGSHIFT);
page->flags |= (section & SECTIONS_MASK) << SECTIONS_PGSHIFT;
}
static inline void set_page_links(struct page *page, unsigned long zone,
unsigned long node, unsigned long pfn)
{
set_page_zone(page, zone);
set_page_node(page, node);
set_page_section(page, pfn_to_section_nr(pfn));
}
#ifndef CONFIG_DISCONTIGMEM
@@ -691,6 +784,12 @@ extern void show_mem(void);
extern void si_meminfo(struct sysinfo * val);
extern void si_meminfo_node(struct sysinfo *val, int nid);
#ifdef CONFIG_NUMA
extern void setup_per_cpu_pageset(void);
#else
static inline void setup_per_cpu_pageset(void) {}
#endif
/* prio_tree.c */
void vma_prio_tree_add(struct vm_area_struct *, struct vm_area_struct *old);
void vma_prio_tree_insert(struct vm_area_struct *, struct prio_tree_root *);
include/linux/mmzone.h
+180 -14
View File
@@ -63,6 +63,12 @@ struct per_cpu_pageset {
#endif
} ____cacheline_aligned_in_smp;
#ifdef CONFIG_NUMA
#define zone_pcp(__z, __cpu) ((__z)->pageset[(__cpu)])
#else
#define zone_pcp(__z, __cpu) (&(__z)->pageset[(__cpu)])
#endif
#define ZONE_DMA 0
#define ZONE_NORMAL 1
#define ZONE_HIGHMEM 2
@@ -122,8 +128,11 @@ struct zone {
*/
unsigned long lowmem_reserve[MAX_NR_ZONES];
#ifdef CONFIG_NUMA
struct per_cpu_pageset *pageset[NR_CPUS];
#else
struct per_cpu_pageset pageset[NR_CPUS];
#endif
/*
* free areas of different sizes
*/
@@ -144,6 +153,14 @@ struct zone {
unsigned long pages_scanned; /* since last reclaim */
int all_unreclaimable; /* All pages pinned */
/*
* Does the allocator try to reclaim pages from the zone as soon
* as it fails a watermark_ok() in __alloc_pages?
*/
int reclaim_pages;
/* A count of how many reclaimers are scanning this zone */
atomic_t reclaim_in_progress;
/*
* prev_priority holds the scanning priority for this zone. It is
* defined as the scanning priority at which we achieved our reclaim
@@ -252,7 +269,9 @@ typedef struct pglist_data {
struct zone node_zones[MAX_NR_ZONES];
struct zonelist node_zonelists[GFP_ZONETYPES];
int nr_zones;
#ifdef CONFIG_FLAT_NODE_MEM_MAP
struct page *node_mem_map;
#endif
struct bootmem_data *bdata;
unsigned long node_start_pfn;
unsigned long node_present_pages; /* total number of physical pages */
@@ -267,6 +286,12 @@ typedef struct pglist_data {
#define node_present_pages(nid) (NODE_DATA(nid)->node_present_pages)
#define node_spanned_pages(nid) (NODE_DATA(nid)->node_spanned_pages)
#ifdef CONFIG_FLAT_NODE_MEM_MAP
#define pgdat_page_nr(pgdat, pagenr) ((pgdat)->node_mem_map + (pagenr))
#else
#define pgdat_page_nr(pgdat, pagenr) pfn_to_page((pgdat)->node_start_pfn + (pagenr))
#endif
#define nid_page_nr(nid, pagenr) pgdat_page_nr(NODE_DATA(nid),(pagenr))
extern struct pglist_data *pgdat_list;
@@ -381,9 +406,9 @@ int lowmem_reserve_ratio_sysctl_handler(struct ctl_table *, int, struct file *,
#include <linux/topology.h>
/* Returns the number of the current Node. */
#define numa_node_id() (cpu_to_node(_smp_processor_id()))
#define numa_node_id() (cpu_to_node(raw_smp_processor_id()))
#ifndef CONFIG_DISCONTIGMEM
#ifndef CONFIG_NEED_MULTIPLE_NODES
extern struct pglist_data contig_page_data;
#define NODE_DATA(nid) (&contig_page_data)
@@ -391,36 +416,177 @@ extern struct pglist_data contig_page_data;
#define MAX_NODES_SHIFT 1
#define pfn_to_nid(pfn) (0)
#else /* CONFIG_DISCONTIGMEM */
#else /* CONFIG_NEED_MULTIPLE_NODES */
#include <asm/mmzone.h>
#endif /* !CONFIG_NEED_MULTIPLE_NODES */
#ifdef CONFIG_SPARSEMEM
#include <asm/sparsemem.h>
#endif
#if BITS_PER_LONG == 32 || defined(ARCH_HAS_ATOMIC_UNSIGNED)
/*
* with 32 bit page->flags field, we reserve 8 bits for node/zone info.
* there are 3 zones (2 bits) and this leaves 8-2=6 bits for nodes.
*/
#define MAX_NODES_SHIFT 6
#define FLAGS_RESERVED 8
#elif BITS_PER_LONG == 64
/*
* with 64 bit flags field, there's plenty of room.
*/
#define MAX_NODES_SHIFT 10
#define FLAGS_RESERVED 32
#else
#error BITS_PER_LONG not defined
#endif
#endif /* !CONFIG_DISCONTIGMEM */
#if NODES_SHIFT > MAX_NODES_SHIFT
#error NODES_SHIFT > MAX_NODES_SHIFT
#ifndef CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID
#define early_pfn_to_nid(nid) (0UL)
#endif
/* There are currently 3 zones: DMA, Normal & Highmem, thus we need 2 bits */
#define MAX_ZONES_SHIFT 2
#define pfn_to_section_nr(pfn) ((pfn) >> PFN_SECTION_SHIFT)
#define section_nr_to_pfn(sec) ((sec) << PFN_SECTION_SHIFT)
#if ZONES_SHIFT > MAX_ZONES_SHIFT
#error ZONES_SHIFT > MAX_ZONES_SHIFT
#ifdef CONFIG_SPARSEMEM
/*
* SECTION_SHIFT #bits space required to store a section #
*
* PA_SECTION_SHIFT physical address to/from section number
* PFN_SECTION_SHIFT pfn to/from section number
*/
#define SECTIONS_SHIFT (MAX_PHYSMEM_BITS - SECTION_SIZE_BITS)
#define PA_SECTION_SHIFT (SECTION_SIZE_BITS)
#define PFN_SECTION_SHIFT (SECTION_SIZE_BITS - PAGE_SHIFT)
#define NR_MEM_SECTIONS (1UL << SECTIONS_SHIFT)
#define PAGES_PER_SECTION (1UL << PFN_SECTION_SHIFT)
#define PAGE_SECTION_MASK (~(PAGES_PER_SECTION-1))
#if (MAX_ORDER - 1 + PAGE_SHIFT) > SECTION_SIZE_BITS
#error Allocator MAX_ORDER exceeds SECTION_SIZE
#endif
struct page;
struct mem_section {
/*
* This is, logically, a pointer to an array of struct
* pages. However, it is stored with some other magic.
* (see sparse.c::sparse_init_one_section())
*
* Making it a UL at least makes someone do a cast
* before using it wrong.
*/
unsigned long section_mem_map;
};
extern struct mem_section mem_section[NR_MEM_SECTIONS];
static inline struct mem_section *__nr_to_section(unsigned long nr)
{
return &mem_section[nr];
}
/*
* We use the lower bits of the mem_map pointer to store
* a little bit of information. There should be at least
* 3 bits here due to 32-bit alignment.
*/
#define SECTION_MARKED_PRESENT (1UL<<0)
#define SECTION_HAS_MEM_MAP (1UL<<1)
#define SECTION_MAP_LAST_BIT (1UL<<2)
#define SECTION_MAP_MASK (~(SECTION_MAP_LAST_BIT-1))
static inline struct page *__section_mem_map_addr(struct mem_section *section)
{
unsigned long map = section->section_mem_map;
map &= SECTION_MAP_MASK;
return (struct page *)map;
}
static inline int valid_section(struct mem_section *section)
{
return (section->section_mem_map & SECTION_MARKED_PRESENT);
}
static inline int section_has_mem_map(struct mem_section *section)
{
return (section->section_mem_map & SECTION_HAS_MEM_MAP);
}
static inline int valid_section_nr(unsigned long nr)
{
return valid_section(__nr_to_section(nr));
}
/*
* Given a kernel address, find the home node of the underlying memory.
*/
#define kvaddr_to_nid(kaddr) pfn_to_nid(__pa(kaddr) >> PAGE_SHIFT)
static inline struct mem_section *__pfn_to_section(unsigned long pfn)
{
return __nr_to_section(pfn_to_section_nr(pfn));
}
#define pfn_to_page(pfn) \
({ \
unsigned long __pfn = (pfn); \
__section_mem_map_addr(__pfn_to_section(__pfn)) + __pfn; \
})
#define page_to_pfn(page) \
({ \
page - __section_mem_map_addr(__nr_to_section( \
page_to_section(page))); \
})
static inline int pfn_valid(unsigned long pfn)
{
if (pfn_to_section_nr(pfn) >= NR_MEM_SECTIONS)
return 0;
return valid_section(__nr_to_section(pfn_to_section_nr(pfn)));
}
/*
* These are _only_ used during initialisation, therefore they
* can use __initdata ... They could have names to indicate
* this restriction.
*/
#ifdef CONFIG_NUMA
#define pfn_to_nid early_pfn_to_nid
#endif
#define pfn_to_pgdat(pfn) \
({ \
NODE_DATA(pfn_to_nid(pfn)); \
})
#define early_pfn_valid(pfn) pfn_valid(pfn)
void sparse_init(void);
#else
#define sparse_init() do {} while (0)
#endif /* CONFIG_SPARSEMEM */
#ifdef CONFIG_NODES_SPAN_OTHER_NODES
#define early_pfn_in_nid(pfn, nid) (early_pfn_to_nid(pfn) == (nid))
#else
#define early_pfn_in_nid(pfn, nid) (1)
#endif
#ifndef early_pfn_valid
#define early_pfn_valid(pfn) (1)
#endif
void memory_present(int nid, unsigned long start, unsigned long end);
unsigned long __init node_memmap_size_bytes(int, unsigned long, unsigned long);
#endif /* !__ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* _LINUX_MMZONE_H */
include/linux/module.h
+5
View File
@@ -51,6 +51,9 @@ struct module_attribute {
ssize_t (*show)(struct module_attribute *, struct module *, char *);
ssize_t (*store)(struct module_attribute *, struct module *,
const char *, size_t count);
void (*setup)(struct module *, const char *);
int (*test)(struct module *);
void (*free)(struct module *);
};
struct module_kobject
@@ -239,6 +242,8 @@ struct module
/* Sysfs stuff. */
struct module_kobject mkobj;
struct module_param_attrs *param_attrs;
const char *version;
const char *srcversion;
/* Exported symbols */
const struct kernel_symbol *syms;
include/linux/namespace.h
-1
View File
@@ -12,7 +12,6 @@ struct namespace {
struct rw_semaphore sem;
};
extern void umount_tree(struct vfsmount *);
extern int copy_namespace(int, struct task_struct *);
extern void __put_namespace(struct namespace *namespace);
include/linux/net.h
-1
View File
@@ -101,7 +101,6 @@ enum sock_type {
* @sk: internal networking protocol agnostic socket representation
* @wait: wait queue for several uses
* @type: socket type (%SOCK_STREAM, etc)
* @passcred: credentials (used only in Unix Sockets (aka PF_LOCAL))
*/
struct socket {
socket_state state;
include/linux/netdevice.h
+7 -19
View File
@@ -41,7 +41,7 @@
struct divert_blk;
struct vlan_group;
struct ethtool_ops;
struct netpoll;
struct netpoll_info;
/* source back-compat hooks */
#define SET_ETHTOOL_OPS(netdev,ops) \
( (netdev)->ethtool_ops = (ops) )
@@ -164,12 +164,6 @@ struct netif_rx_stats
unsigned total;
unsigned dropped;
unsigned time_squeeze;
unsigned throttled;
unsigned fastroute_hit;
unsigned fastroute_success;
unsigned fastroute_defer;
unsigned fastroute_deferred_out;
unsigned fastroute_latency_reduction;
unsigned cpu_collision;
};
@@ -204,7 +198,7 @@ struct hh_cache
/* cached hardware header; allow for machine alignment needs. */
#define HH_DATA_MOD 16
#define HH_DATA_OFF(__len) \
(HH_DATA_MOD - ((__len) & (HH_DATA_MOD - 1)))
(HH_DATA_MOD - (((__len - 1) & (HH_DATA_MOD - 1)) + 1))
#define HH_DATA_ALIGN(__len) \
(((__len)+(HH_DATA_MOD-1))&~(HH_DATA_MOD - 1))
unsigned long hh_data[HH_DATA_ALIGN(LL_MAX_HEADER) / sizeof(long)];
@@ -401,7 +395,7 @@ struct net_device
} reg_state;
/* Net device features */
int features;
unsigned long features;
#define NETIF_F_SG 1 /* Scatter/gather IO. */
#define NETIF_F_IP_CSUM 2 /* Can checksum only TCP/UDP over IPv4. */
#define NETIF_F_NO_CSUM 4 /* Does not require checksum. F.e. loopack. */
@@ -468,7 +462,7 @@ struct net_device
unsigned char *haddr);
int (*neigh_setup)(struct net_device *dev, struct neigh_parms *);
#ifdef CONFIG_NETPOLL
struct netpoll *np;
struct netpoll_info *npinfo;
#endif
#ifdef CONFIG_NET_POLL_CONTROLLER
void (*poll_controller)(struct net_device *dev);
@@ -503,7 +497,7 @@ static inline void *netdev_priv(struct net_device *dev)
#define SET_NETDEV_DEV(net, pdev) ((net)->class_dev.dev = (pdev))
struct packet_type {
unsigned short type; /* This is really htons(ether_type). */
__be16 type; /* This is really htons(ether_type). */
struct net_device *dev; /* NULL is wildcarded here */
int (*func) (struct sk_buff *, struct net_device *,
struct packet_type *);
@@ -562,12 +556,9 @@ static inline int unregister_gifconf(unsigned int family)
struct softnet_data
{
int throttle;
int cng_level;
int avg_blog;
struct net_device *output_queue;
struct sk_buff_head input_pkt_queue;
struct list_head poll_list;
struct net_device *output_queue;
struct sk_buff *completion_queue;
struct net_device backlog_dev; /* Sorry. 8) */
@@ -913,6 +904,7 @@ extern void dev_mc_discard(struct net_device *dev);
extern void dev_set_promiscuity(struct net_device *dev, int inc);
extern void dev_set_allmulti(struct net_device *dev, int inc);
extern void netdev_state_change(struct net_device *dev);
extern void netdev_features_change(struct net_device *dev);
/* Load a device via the kmod */
extern void dev_load(const char *name);
extern void dev_mcast_init(void);
@@ -924,10 +916,6 @@ extern int skb_checksum_help(struct sk_buff *skb, int inward);
extern void net_enable_timestamp(void);
extern void net_disable_timestamp(void);
#ifdef CONFIG_SYSCTL
extern char *net_sysctl_strdup(const char *s);
#endif
#endif /* __KERNEL__ */
#endif /* _LINUX_DEV_H */
include/linux/netfilter_ipv4.h
-6
View File
@@ -75,12 +75,6 @@ enum nf_ip_hook_priorities {
#define SO_ORIGINAL_DST 80
#ifdef __KERNEL__
#ifdef CONFIG_NETFILTER_DEBUG
void nf_debug_ip_local_deliver(struct sk_buff *skb);
void nf_debug_ip_loopback_xmit(struct sk_buff *newskb);
void nf_debug_ip_finish_output2(struct sk_buff *skb);
#endif /*CONFIG_NETFILTER_DEBUG*/
extern int ip_route_me_harder(struct sk_buff **pskb);
/* Call this before modifying an existing IP packet: ensures it is
include/linux/netfilter_ipv4/ip_conntrack_core.h
+1 -2
View File
@@ -1,7 +1,6 @@
#ifndef _IP_CONNTRACK_CORE_H
#define _IP_CONNTRACK_CORE_H
#include <linux/netfilter.h>
#include <linux/netfilter_ipv4/lockhelp.h>
/* This header is used to share core functionality between the
standalone connection tracking module, and the compatibility layer's use
@@ -47,6 +46,6 @@ static inline int ip_conntrack_confirm(struct sk_buff **pskb)
extern struct list_head *ip_conntrack_hash;
extern struct list_head ip_conntrack_expect_list;
DECLARE_RWLOCK_EXTERN(ip_conntrack_lock);
extern rwlock_t ip_conntrack_lock;
#endif /* _IP_CONNTRACK_CORE_H */
include/linux/netfilter_ipv4/ip_nat.h
+1 -2
View File
@@ -50,10 +50,9 @@ struct ip_nat_multi_range_compat
#ifdef __KERNEL__
#include <linux/list.h>
#include <linux/netfilter_ipv4/lockhelp.h>
/* Protects NAT hash tables, and NAT-private part of conntracks. */
DECLARE_RWLOCK_EXTERN(ip_nat_lock);
extern rwlock_t ip_nat_lock;
/* The structure embedded in the conntrack structure. */
struct ip_nat_info
include/linux/netfilter_ipv4/ipt_CLUSTERIP.h
+2 -1
View File
@@ -18,7 +18,6 @@ struct clusterip_config;
struct ipt_clusterip_tgt_info {
u_int32_t flags;
struct clusterip_config *config;
/* only relevant for new ones */
u_int8_t clustermac[6];
@@ -27,6 +26,8 @@ struct ipt_clusterip_tgt_info {
u_int16_t local_nodes[CLUSTERIP_MAX_NODES];
enum clusterip_hashmode hash_mode;
u_int32_t hash_initval;
struct clusterip_config *config;
};
#endif /*_IPT_CLUSTERIP_H_target*/
include/linux/netfilter_ipv4/listhelp.h
-1
View File
@@ -2,7 +2,6 @@
#define _LISTHELP_H
#include <linux/config.h>
#include <linux/list.h>
#include <linux/netfilter_ipv4/lockhelp.h>
/* Header to do more comprehensive job than linux/list.h; assume list
is first entry in structure. */
include/linux/netfilter_ipv4/lockhelp.h
-129
View File
@@ -1,129 +0,0 @@
#ifndef _LOCKHELP_H
#define _LOCKHELP_H
#include <linux/config.h>
#include <linux/spinlock.h>
#include <asm/atomic.h>
#include <linux/interrupt.h>
#include <linux/smp.h>
/* Header to do help in lock debugging. */
#ifdef CONFIG_NETFILTER_DEBUG
struct spinlock_debug
{
spinlock_t l;
atomic_t locked_by;
};
struct rwlock_debug
{
rwlock_t l;
long read_locked_map;
long write_locked_map;
};
#define DECLARE_LOCK(l) \
struct spinlock_debug l = { SPIN_LOCK_UNLOCKED, ATOMIC_INIT(-1) }
#define DECLARE_LOCK_EXTERN(l) \
extern struct spinlock_debug l
#define DECLARE_RWLOCK(l) \
struct rwlock_debug l = { RW_LOCK_UNLOCKED, 0, 0 }
#define DECLARE_RWLOCK_EXTERN(l) \
extern struct rwlock_debug l
#define MUST_BE_LOCKED(l) \
do { if (atomic_read(&(l)->locked_by) != smp_processor_id()) \
printk("ASSERT %s:%u %s unlocked\n", __FILE__, __LINE__, #l); \
} while(0)
#define MUST_BE_UNLOCKED(l) \
do { if (atomic_read(&(l)->locked_by) == smp_processor_id()) \
printk("ASSERT %s:%u %s locked\n", __FILE__, __LINE__, #l); \
} while(0)
/* Write locked OK as well. */
#define MUST_BE_READ_LOCKED(l) \
do { if (!((l)->read_locked_map & (1UL << smp_processor_id())) \
&& !((l)->write_locked_map & (1UL << smp_processor_id()))) \
printk("ASSERT %s:%u %s not readlocked\n", __FILE__, __LINE__, #l); \
} while(0)
#define MUST_BE_WRITE_LOCKED(l) \
do { if (!((l)->write_locked_map & (1UL << smp_processor_id()))) \
printk("ASSERT %s:%u %s not writelocked\n", __FILE__, __LINE__, #l); \
} while(0)
#define MUST_BE_READ_WRITE_UNLOCKED(l) \
do { if ((l)->read_locked_map & (1UL << smp_processor_id())) \
printk("ASSERT %s:%u %s readlocked\n", __FILE__, __LINE__, #l); \
else if ((l)->write_locked_map & (1UL << smp_processor_id())) \
printk("ASSERT %s:%u %s writelocked\n", __FILE__, __LINE__, #l); \
} while(0)
#define LOCK_BH(lk) \
do { \
MUST_BE_UNLOCKED(lk); \
spin_lock_bh(&(lk)->l); \
atomic_set(&(lk)->locked_by, smp_processor_id()); \
} while(0)
#define UNLOCK_BH(lk) \
do { \
MUST_BE_LOCKED(lk); \
atomic_set(&(lk)->locked_by, -1); \
spin_unlock_bh(&(lk)->l); \
} while(0)
#define READ_LOCK(lk) \
do { \
MUST_BE_READ_WRITE_UNLOCKED(lk); \
read_lock_bh(&(lk)->l); \
set_bit(smp_processor_id(), &(lk)->read_locked_map); \
} while(0)
#define WRITE_LOCK(lk) \
do { \
MUST_BE_READ_WRITE_UNLOCKED(lk); \
write_lock_bh(&(lk)->l); \
set_bit(smp_processor_id(), &(lk)->write_locked_map); \
} while(0)
#define READ_UNLOCK(lk) \
do { \
if (!((lk)->read_locked_map & (1UL << smp_processor_id()))) \
printk("ASSERT: %s:%u %s not readlocked\n", \
__FILE__, __LINE__, #lk); \
clear_bit(smp_processor_id(), &(lk)->read_locked_map); \
read_unlock_bh(&(lk)->l); \
} while(0)
#define WRITE_UNLOCK(lk) \
do { \
MUST_BE_WRITE_LOCKED(lk); \
clear_bit(smp_processor_id(), &(lk)->write_locked_map); \
write_unlock_bh(&(lk)->l); \
} while(0)
#else
#define DECLARE_LOCK(l) spinlock_t l = SPIN_LOCK_UNLOCKED
#define DECLARE_LOCK_EXTERN(l) extern spinlock_t l
#define DECLARE_RWLOCK(l) rwlock_t l = RW_LOCK_UNLOCKED
#define DECLARE_RWLOCK_EXTERN(l) extern rwlock_t l
#define MUST_BE_LOCKED(l)
#define MUST_BE_UNLOCKED(l)
#define MUST_BE_READ_LOCKED(l)
#define MUST_BE_WRITE_LOCKED(l)
#define MUST_BE_READ_WRITE_UNLOCKED(l)
#define LOCK_BH(l) spin_lock_bh(l)
#define UNLOCK_BH(l) spin_unlock_bh(l)
#define READ_LOCK(l) read_lock_bh(l)
#define WRITE_LOCK(l) write_lock_bh(l)
#define READ_UNLOCK(l) read_unlock_bh(l)
#define WRITE_UNLOCK(l) write_unlock_bh(l)
#endif /*CONFIG_NETFILTER_DEBUG*/
#endif /* _LOCKHELP_H */
include/linux/netlink.h
+22 -5
View File
@@ -14,6 +14,7 @@
#define NETLINK_SELINUX 7 /* SELinux event notifications */
#define NETLINK_ARPD 8
#define NETLINK_AUDIT 9 /* auditing */
#define NETLINK_FIB_LOOKUP 10
#define NETLINK_ROUTE6 11 /* af_inet6 route comm channel */
#define NETLINK_IP6_FW 13
#define NETLINK_DNRTMSG 14 /* DECnet routing messages */
@@ -146,7 +147,7 @@ struct netlink_callback
int (*dump)(struct sk_buff * skb, struct netlink_callback *cb);
int (*done)(struct netlink_callback *cb);
int family;
long args[4];
long args[5];
};
struct netlink_notify
@@ -156,7 +157,7 @@ struct netlink_notify
};
static __inline__ struct nlmsghdr *
__nlmsg_put(struct sk_buff *skb, u32 pid, u32 seq, int type, int len)
__nlmsg_put(struct sk_buff *skb, u32 pid, u32 seq, int type, int len, int flags)
{
struct nlmsghdr *nlh;
int size = NLMSG_LENGTH(len);
@@ -164,15 +165,31 @@ __nlmsg_put(struct sk_buff *skb, u32 pid, u32 seq, int type, int len)
nlh = (struct nlmsghdr*)skb_put(skb, NLMSG_ALIGN(size));
nlh->nlmsg_type = type;
nlh->nlmsg_len = size;
nlh->nlmsg_flags = 0;
nlh->nlmsg_flags = flags;
nlh->nlmsg_pid = pid;
nlh->nlmsg_seq = seq;
return nlh;
}
#define NLMSG_NEW(skb, pid, seq, type, len, flags) \
({ if (skb_tailroom(skb) < (int)NLMSG_SPACE(len)) \
goto nlmsg_failure; \
__nlmsg_put(skb, pid, seq, type, len, flags); })
#define NLMSG_PUT(skb, pid, seq, type, len) \
({ if (skb_tailroom(skb) < (int)NLMSG_SPACE(len)) goto nlmsg_failure; \
__nlmsg_put(skb, pid, seq, type, len); })
NLMSG_NEW(skb, pid, seq, type, len, 0)
#define NLMSG_NEW_ANSWER(skb, cb, type, len, flags) \
NLMSG_NEW(skb, NETLINK_CB((cb)->skb).pid, \
(cb)->nlh->nlmsg_seq, type, len, flags)
#define NLMSG_END(skb, nlh) \
({ (nlh)->nlmsg_len = (skb)->tail - (unsigned char *) (nlh); \
(skb)->len; })
#define NLMSG_CANCEL(skb, nlh) \
({ skb_trim(skb, (unsigned char *) (nlh) - (skb)->data); \
-1; })
extern int netlink_dump_start(struct sock *ssk, struct sk_buff *skb,
struct nlmsghdr *nlh,
include/linux/netpoll.h
+26 -8
View File
@@ -16,14 +16,19 @@ struct netpoll;
struct netpoll {
struct net_device *dev;
char dev_name[16], *name;
int rx_flags;
void (*rx_hook)(struct netpoll *, int, char *, int);
void (*drop)(struct sk_buff *skb);
u32 local_ip, remote_ip;
u16 local_port, remote_port;
unsigned char local_mac[6], remote_mac[6];
};
struct netpoll_info {
spinlock_t poll_lock;
int poll_owner;
int rx_flags;
spinlock_t rx_lock;
struct netpoll *rx_np; /* netpoll that registered an rx_hook */
};
void netpoll_poll(struct netpoll *np);
@@ -39,22 +44,35 @@ void netpoll_queue(struct sk_buff *skb);
#ifdef CONFIG_NETPOLL
static inline int netpoll_rx(struct sk_buff *skb)
{
return skb->dev->np && skb->dev->np->rx_flags && __netpoll_rx(skb);
struct netpoll_info *npinfo = skb->dev->npinfo;
unsigned long flags;
int ret = 0;
if (!npinfo || (!npinfo->rx_np && !npinfo->rx_flags))
return 0;
spin_lock_irqsave(&npinfo->rx_lock, flags);
/* check rx_flags again with the lock held */
if (npinfo->rx_flags && __netpoll_rx(skb))
ret = 1;
spin_unlock_irqrestore(&npinfo->rx_lock, flags);
return ret;
}
static inline void netpoll_poll_lock(struct net_device *dev)
{
if (dev->np) {
spin_lock(&dev->np->poll_lock);
dev->np->poll_owner = smp_processor_id();
if (dev->npinfo) {
spin_lock(&dev->npinfo->poll_lock);
dev->npinfo->poll_owner = smp_processor_id();
}
}
static inline void netpoll_poll_unlock(struct net_device *dev)
{
if (dev->np) {
spin_unlock(&dev->np->poll_lock);
dev->np->poll_owner = -1;
if (dev->npinfo) {
dev->npinfo->poll_owner = -1;
spin_unlock(&dev->npinfo->poll_lock);
}
}
include/linux/nfs4.h
+3 -1
View File
@@ -28,7 +28,7 @@
#define NFS4_ACCESS_DELETE 0x0010
#define NFS4_ACCESS_EXECUTE 0x0020
#define NFS4_FH_PERISTENT 0x0000
#define NFS4_FH_PERSISTENT 0x0000
#define NFS4_FH_NOEXPIRE_WITH_OPEN 0x0001
#define NFS4_FH_VOLATILE_ANY 0x0002
#define NFS4_FH_VOL_MIGRATION 0x0004
@@ -382,6 +382,8 @@ enum {
NFSPROC4_CLNT_READDIR,
NFSPROC4_CLNT_SERVER_CAPS,
NFSPROC4_CLNT_DELEGRETURN,
NFSPROC4_CLNT_GETACL,
NFSPROC4_CLNT_SETACL,
};
#endif
include/linux/nfs_fs.h
+59 -247
View File
@@ -15,7 +15,6 @@
#include <linux/pagemap.h>
#include <linux/rwsem.h>
#include <linux/wait.h>
#include <linux/uio.h>
#include <linux/nfs_fs_sb.h>
@@ -29,7 +28,6 @@
#include <linux/nfs4.h>
#include <linux/nfs_xdr.h>
#include <linux/rwsem.h>
#include <linux/workqueue.h>
#include <linux/mempool.h>
/*
@@ -43,13 +41,6 @@
#define NFS_MAX_FILE_IO_BUFFER_SIZE 32768
#define NFS_DEF_FILE_IO_BUFFER_SIZE 4096
/*
* The upper limit on timeouts for the exponential backoff algorithm.
*/
#define NFS_WRITEBACK_DELAY (5*HZ)
#define NFS_WRITEBACK_LOCKDELAY (60*HZ)
#define NFS_COMMIT_DELAY (5*HZ)
/*
* superblock magic number for NFS
*/
@@ -60,9 +51,6 @@
*/
#define NFS_RPC_SWAPFLAGS (RPC_TASK_SWAPPER|RPC_TASK_ROOTCREDS)
#define NFS_RW_SYNC 0x0001 /* O_SYNC handling */
#define NFS_RW_SWAP 0x0002 /* This is a swap request */
/*
* When flushing a cluster of dirty pages, there can be different
* strategies:
@@ -96,7 +84,8 @@ struct nfs_open_context {
int error;
struct list_head list;
wait_queue_head_t waitq;
__u64 dir_cookie;
};
/*
@@ -104,6 +93,8 @@ struct nfs_open_context {
*/
struct nfs_delegation;
struct posix_acl;
/*
* nfs fs inode data in memory
*/
@@ -140,7 +131,6 @@ struct nfs_inode {
*
* mtime != read_cache_mtime
*/
unsigned long readdir_timestamp;
unsigned long read_cache_jiffies;
unsigned long attrtimeo;
unsigned long attrtimeo_timestamp;
@@ -158,6 +148,10 @@ struct nfs_inode {
atomic_t data_updates;
struct nfs_access_entry cache_access;
#ifdef CONFIG_NFS_V3_ACL
struct posix_acl *acl_access;
struct posix_acl *acl_default;
#endif
/*
* This is the cookie verifier used for NFSv3 readdir
@@ -183,13 +177,13 @@ struct nfs_inode {
wait_queue_head_t nfs_i_wait;
#ifdef CONFIG_NFS_V4
struct nfs4_cached_acl *nfs4_acl;
/* NFSv4 state */
struct list_head open_states;
struct nfs_delegation *delegation;
int delegation_state;
struct rw_semaphore rwsem;
#endif /* CONFIG_NFS_V4*/
struct inode vfs_inode;
};
@@ -203,6 +197,8 @@ struct nfs_inode {
#define NFS_INO_INVALID_DATA 0x0010 /* cached data is invalid */
#define NFS_INO_INVALID_ATIME 0x0020 /* cached atime is invalid */
#define NFS_INO_INVALID_ACCESS 0x0040 /* cached access cred invalid */
#define NFS_INO_INVALID_ACL 0x0080 /* cached acls are invalid */
#define NFS_INO_REVAL_PAGECACHE 0x1000 /* must revalidate pagecache */
static inline struct nfs_inode *NFS_I(struct inode *inode)
{
@@ -294,12 +290,12 @@ extern int nfs_release(struct inode *, struct file *);
extern int nfs_attribute_timeout(struct inode *inode);
extern int nfs_revalidate_inode(struct nfs_server *server, struct inode *inode);
extern int __nfs_revalidate_inode(struct nfs_server *, struct inode *);
extern void nfs_revalidate_mapping(struct inode *inode, struct address_space *mapping);
extern int nfs_setattr(struct dentry *, struct iattr *);
extern void nfs_begin_attr_update(struct inode *);
extern void nfs_end_attr_update(struct inode *);
extern void nfs_begin_data_update(struct inode *);
extern void nfs_end_data_update(struct inode *);
extern void nfs_end_data_update_defer(struct inode *);
extern struct nfs_open_context *alloc_nfs_open_context(struct dentry *dentry, struct rpc_cred *cred);
extern struct nfs_open_context *get_nfs_open_context(struct nfs_open_context *ctx);
extern void put_nfs_open_context(struct nfs_open_context *ctx);
@@ -314,6 +310,9 @@ extern u32 root_nfs_parse_addr(char *name); /*__init*/
* linux/fs/nfs/file.c
*/
extern struct inode_operations nfs_file_inode_operations;
#ifdef CONFIG_NFS_V3
extern struct inode_operations nfs3_file_inode_operations;
#endif /* CONFIG_NFS_V3 */
extern struct file_operations nfs_file_operations;
extern struct address_space_operations nfs_file_aops;
@@ -328,6 +327,22 @@ static inline struct rpc_cred *nfs_file_cred(struct file *file)
return NULL;
}
/*
* linux/fs/nfs/xattr.c
*/
#ifdef CONFIG_NFS_V3_ACL
extern ssize_t nfs3_listxattr(struct dentry *, char *, size_t);
extern ssize_t nfs3_getxattr(struct dentry *, const char *, void *, size_t);
extern int nfs3_setxattr(struct dentry *, const char *,
const void *, size_t, int);
extern int nfs3_removexattr (struct dentry *, const char *name);
#else
# define nfs3_listxattr NULL
# define nfs3_getxattr NULL
# define nfs3_setxattr NULL
# define nfs3_removexattr NULL
#endif
/*
* linux/fs/nfs/direct.c
*/
@@ -342,6 +357,9 @@ extern ssize_t nfs_file_direct_write(struct kiocb *iocb, const char __user *buf,
* linux/fs/nfs/dir.c
*/
extern struct inode_operations nfs_dir_inode_operations;
#ifdef CONFIG_NFS_V3
extern struct inode_operations nfs3_dir_inode_operations;
#endif /* CONFIG_NFS_V3 */
extern struct file_operations nfs_dir_operations;
extern struct dentry_operations nfs_dentry_operations;
@@ -377,10 +395,10 @@ extern void nfs_commit_done(struct rpc_task *);
*/
extern int nfs_sync_inode(struct inode *, unsigned long, unsigned int, int);
#if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
extern int nfs_commit_inode(struct inode *, unsigned long, unsigned int, int);
extern int nfs_commit_inode(struct inode *, int);
#else
static inline int
nfs_commit_inode(struct inode *inode, unsigned long idx_start, unsigned int npages, int how)
nfs_commit_inode(struct inode *inode, int how)
{
return 0;
}
@@ -434,11 +452,6 @@ static inline void nfs_writedata_free(struct nfs_write_data *p)
mempool_free(p, nfs_wdata_mempool);
}
/* Hack for future NFS swap support */
#ifndef IS_SWAPFILE
# define IS_SWAPFILE(inode) (0)
#endif
/*
* linux/fs/nfs/read.c
*/
@@ -467,6 +480,29 @@ static inline void nfs_readdata_free(struct nfs_read_data *p)
extern void nfs_readdata_release(struct rpc_task *task);
/*
* linux/fs/nfs3proc.c
*/
#ifdef CONFIG_NFS_V3_ACL
extern struct posix_acl *nfs3_proc_getacl(struct inode *inode, int type);
extern int nfs3_proc_setacl(struct inode *inode, int type,
struct posix_acl *acl);
extern int nfs3_proc_set_default_acl(struct inode *dir, struct inode *inode,
mode_t mode);
extern void nfs3_forget_cached_acls(struct inode *inode);
#else
static inline int nfs3_proc_set_default_acl(struct inode *dir,
struct inode *inode,
mode_t mode)
{
return 0;
}
static inline void nfs3_forget_cached_acls(struct inode *inode)
{
}
#endif /* CONFIG_NFS_V3_ACL */
/*
* linux/fs/mount_clnt.c
* (Used only by nfsroot module)
@@ -515,230 +551,6 @@ extern void * nfs_root_data(void);
#define NFS_JUKEBOX_RETRY_TIME (5 * HZ)
#ifdef CONFIG_NFS_V4
struct idmap;
/*
* In a seqid-mutating op, this macro controls which error return
* values trigger incrementation of the seqid.
*
* from rfc 3010:
* The client MUST monotonically increment the sequence number for the
* CLOSE, LOCK, LOCKU, OPEN, OPEN_CONFIRM, and OPEN_DOWNGRADE
* operations. This is true even in the event that the previous
* operation that used the sequence number received an error. The only
* exception to this rule is if the previous operation received one of
* the following errors: NFSERR_STALE_CLIENTID, NFSERR_STALE_STATEID,
* NFSERR_BAD_STATEID, NFSERR_BAD_SEQID, NFSERR_BADXDR,
* NFSERR_RESOURCE, NFSERR_NOFILEHANDLE.
*
*/
#define seqid_mutating_err(err) \
(((err) != NFSERR_STALE_CLIENTID) && \
((err) != NFSERR_STALE_STATEID) && \
((err) != NFSERR_BAD_STATEID) && \
((err) != NFSERR_BAD_SEQID) && \
((err) != NFSERR_BAD_XDR) && \
((err) != NFSERR_RESOURCE) && \
((err) != NFSERR_NOFILEHANDLE))
enum nfs4_client_state {
NFS4CLNT_OK = 0,
};
/*
* The nfs4_client identifies our client state to the server.
*/
struct nfs4_client {
struct list_head cl_servers; /* Global list of servers */
struct in_addr cl_addr; /* Server identifier */
u64 cl_clientid; /* constant */
nfs4_verifier cl_confirm;
unsigned long cl_state;
u32 cl_lockowner_id;
/*
* The following rwsem ensures exclusive access to the server
* while we recover the state following a lease expiration.
*/
struct rw_semaphore cl_sem;
struct list_head cl_delegations;
struct list_head cl_state_owners;
struct list_head cl_unused;
int cl_nunused;
spinlock_t cl_lock;
atomic_t cl_count;
struct rpc_clnt * cl_rpcclient;
struct rpc_cred * cl_cred;
struct list_head cl_superblocks; /* List of nfs_server structs */
unsigned long cl_lease_time;
unsigned long cl_last_renewal;
struct work_struct cl_renewd;
struct work_struct cl_recoverd;
wait_queue_head_t cl_waitq;
struct rpc_wait_queue cl_rpcwaitq;
/* used for the setclientid verifier */
struct timespec cl_boot_time;
/* idmapper */
struct idmap * cl_idmap;
/* Our own IP address, as a null-terminated string.
* This is used to generate the clientid, and the callback address.
*/
char cl_ipaddr[16];
unsigned char cl_id_uniquifier;
};
/*
* NFS4 state_owners and lock_owners are simply labels for ordered
* sequences of RPC calls. Their sole purpose is to provide once-only
* semantics by allowing the server to identify replayed requests.
*
* The ->so_sema is held during all state_owner seqid-mutating operations:
* OPEN, OPEN_DOWNGRADE, and CLOSE. Its purpose is to properly serialize
* so_seqid.
*/
struct nfs4_state_owner {
struct list_head so_list; /* per-clientid list of state_owners */
struct nfs4_client *so_client;
u32 so_id; /* 32-bit identifier, unique */
struct semaphore so_sema;
u32 so_seqid; /* protected by so_sema */
atomic_t so_count;
struct rpc_cred *so_cred; /* Associated cred */
struct list_head so_states;
struct list_head so_delegations;
};
/*
* struct nfs4_state maintains the client-side state for a given
* (state_owner,inode) tuple (OPEN) or state_owner (LOCK).
*
* OPEN:
* In order to know when to OPEN_DOWNGRADE or CLOSE the state on the server,
* we need to know how many files are open for reading or writing on a
* given inode. This information too is stored here.
*
* LOCK: one nfs4_state (LOCK) to hold the lock stateid nfs4_state(OPEN)
*/
struct nfs4_lock_state {
struct list_head ls_locks; /* Other lock stateids */
fl_owner_t ls_owner; /* POSIX lock owner */
#define NFS_LOCK_INITIALIZED 1
int ls_flags;
u32 ls_seqid;
u32 ls_id;
nfs4_stateid ls_stateid;
atomic_t ls_count;
};
/* bits for nfs4_state->flags */
enum {
LK_STATE_IN_USE,
NFS_DELEGATED_STATE,
};
struct nfs4_state {
struct list_head open_states; /* List of states for the same state_owner */
struct list_head inode_states; /* List of states for the same inode */
struct list_head lock_states; /* List of subservient lock stateids */
struct nfs4_state_owner *owner; /* Pointer to the open owner */
struct inode *inode; /* Pointer to the inode */
unsigned long flags; /* Do we hold any locks? */
struct semaphore lock_sema; /* Serializes file locking operations */
rwlock_t state_lock; /* Protects the lock_states list */
nfs4_stateid stateid;
unsigned int nreaders;
unsigned int nwriters;
int state; /* State on the server (R,W, or RW) */
atomic_t count;
};
struct nfs4_exception {
long timeout;
int retry;
};
struct nfs4_state_recovery_ops {
int (*recover_open)(struct nfs4_state_owner *, struct nfs4_state *);
int (*recover_lock)(struct nfs4_state *, struct file_lock *);
};
extern struct dentry_operations nfs4_dentry_operations;
extern struct inode_operations nfs4_dir_inode_operations;
/* nfs4proc.c */
extern int nfs4_map_errors(int err);
extern int nfs4_proc_setclientid(struct nfs4_client *, u32, unsigned short);
extern int nfs4_proc_setclientid_confirm(struct nfs4_client *);
extern int nfs4_proc_async_renew(struct nfs4_client *);
extern int nfs4_proc_renew(struct nfs4_client *);
extern int nfs4_do_close(struct inode *inode, struct nfs4_state *state, mode_t mode);
extern struct inode *nfs4_atomic_open(struct inode *, struct dentry *, struct nameidata *);
extern int nfs4_open_revalidate(struct inode *, struct dentry *, int);
extern struct nfs4_state_recovery_ops nfs4_reboot_recovery_ops;
extern struct nfs4_state_recovery_ops nfs4_network_partition_recovery_ops;
/* nfs4renewd.c */
extern void nfs4_schedule_state_renewal(struct nfs4_client *);
extern void nfs4_renewd_prepare_shutdown(struct nfs_server *);
extern void nfs4_kill_renewd(struct nfs4_client *);
/* nfs4state.c */
extern void init_nfsv4_state(struct nfs_server *);
extern void destroy_nfsv4_state(struct nfs_server *);
extern struct nfs4_client *nfs4_get_client(struct in_addr *);
extern void nfs4_put_client(struct nfs4_client *clp);
extern int nfs4_init_client(struct nfs4_client *clp);
extern struct nfs4_client *nfs4_find_client(struct in_addr *);
extern u32 nfs4_alloc_lockowner_id(struct nfs4_client *);
extern struct nfs4_state_owner * nfs4_get_state_owner(struct nfs_server *, struct rpc_cred *);
extern void nfs4_put_state_owner(struct nfs4_state_owner *);
extern void nfs4_drop_state_owner(struct nfs4_state_owner *);
extern struct nfs4_state * nfs4_get_open_state(struct inode *, struct nfs4_state_owner *);
extern void nfs4_put_open_state(struct nfs4_state *);
extern void nfs4_close_state(struct nfs4_state *, mode_t);
extern struct nfs4_state *nfs4_find_state(struct inode *, struct rpc_cred *, mode_t mode);
extern void nfs4_increment_seqid(int status, struct nfs4_state_owner *sp);
extern void nfs4_schedule_state_recovery(struct nfs4_client *);
extern struct nfs4_lock_state *nfs4_find_lock_state(struct nfs4_state *state, fl_owner_t);
extern struct nfs4_lock_state *nfs4_get_lock_state(struct nfs4_state *state, fl_owner_t);
extern void nfs4_put_lock_state(struct nfs4_lock_state *state);
extern void nfs4_increment_lock_seqid(int status, struct nfs4_lock_state *ls);
extern void nfs4_notify_setlk(struct nfs4_state *, struct file_lock *, struct nfs4_lock_state *);
extern void nfs4_notify_unlck(struct nfs4_state *, struct file_lock *, struct nfs4_lock_state *);
extern void nfs4_copy_stateid(nfs4_stateid *, struct nfs4_state *, fl_owner_t);
struct nfs4_mount_data;
#else
#define init_nfsv4_state(server) do { } while (0)
#define destroy_nfsv4_state(server) do { } while (0)
#define nfs4_put_state_owner(inode, owner) do { } while (0)
#define nfs4_put_open_state(state) do { } while (0)
#define nfs4_close_state(a, b) do { } while (0)
#define nfs4_renewd_prepare_shutdown(server) do { } while (0)
#endif
#endif /* __KERNEL__ */
/*
include/linux/nfs_fs_i.h
+5
View File
@@ -16,6 +16,11 @@ struct nfs_lock_info {
struct nlm_lockowner *owner;
};
struct nfs4_lock_state;
struct nfs4_lock_info {
struct nfs4_lock_state *owner;
};
/*
* Lock flag values
*/
include/linux/nfs_fs_sb.h
+1
View File
@@ -10,6 +10,7 @@
struct nfs_server {
struct rpc_clnt * client; /* RPC client handle */
struct rpc_clnt * client_sys; /* 2nd handle for FSINFO */
struct rpc_clnt * client_acl; /* ACL RPC client handle */
struct nfs_rpc_ops * rpc_ops; /* NFS protocol vector */
struct backing_dev_info backing_dev_info;
int flags; /* various flags */
include/linux/nfs_mount.h
+1
View File
@@ -58,6 +58,7 @@ struct nfs_mount_data {
#define NFS_MOUNT_KERBEROS 0x0100 /* 3 */
#define NFS_MOUNT_NONLM 0x0200 /* 3 */
#define NFS_MOUNT_BROKEN_SUID 0x0400 /* 4 */
#define NFS_MOUNT_NOACL 0x0800 /* 4 */
#define NFS_MOUNT_STRICTLOCK 0x1000 /* reserved for NFSv4 */
#define NFS_MOUNT_SECFLAVOUR 0x2000 /* 5 */
#define NFS_MOUNT_FLAGMASK 0xFFFF
include/linux/nfs_page.h
+24 -6
View File
@@ -19,6 +19,12 @@
#include <asm/atomic.h>
/*
* Valid flags for the radix tree
*/
#define NFS_PAGE_TAG_DIRTY 0
#define NFS_PAGE_TAG_WRITEBACK 1
/*
* Valid flags for a dirty buffer
*/
@@ -26,6 +32,7 @@
#define PG_NEED_COMMIT 1
#define PG_NEED_RESCHED 2
struct nfs_inode;
struct nfs_page {
struct list_head wb_list, /* Defines state of page: */
*wb_list_head; /* read/write/commit */
@@ -54,14 +61,17 @@ extern void nfs_clear_request(struct nfs_page *req);
extern void nfs_release_request(struct nfs_page *req);
extern void nfs_list_add_request(struct nfs_page *, struct list_head *);
extern int nfs_scan_lock_dirty(struct nfs_inode *nfsi, struct list_head *dst,
unsigned long idx_start, unsigned int npages);
extern int nfs_scan_list(struct list_head *, struct list_head *,
unsigned long, unsigned int);
extern int nfs_coalesce_requests(struct list_head *, struct list_head *,
unsigned int);
extern int nfs_wait_on_request(struct nfs_page *);
extern void nfs_unlock_request(struct nfs_page *req);
extern int nfs_set_page_writeback_locked(struct nfs_page *req);
extern void nfs_clear_page_writeback(struct nfs_page *req);
/*
* Lock the page of an asynchronous request without incrementing the wb_count
@@ -86,6 +96,18 @@ nfs_lock_request(struct nfs_page *req)
return 1;
}
/**
* nfs_list_add_request - Insert a request into a list
* @req: request
* @head: head of list into which to insert the request.
*/
static inline void
nfs_list_add_request(struct nfs_page *req, struct list_head *head)
{
list_add_tail(&req->wb_list, head);
req->wb_list_head = head;
}
/**
* nfs_list_remove_request - Remove a request from its wb_list
@@ -96,10 +118,6 @@ nfs_list_remove_request(struct nfs_page *req)
{
if (list_empty(&req->wb_list))
return;
if (!NFS_WBACK_BUSY(req)) {
printk(KERN_ERR "NFS: unlocked request attempted removed from list!\n");
BUG();
}
list_del_init(&req->wb_list);
req->wb_list_head = NULL;
}
include/linux/nfs_xdr.h
+43
View File
@@ -2,6 +2,7 @@
#define _LINUX_NFS_XDR_H
#include <linux/sunrpc/xprt.h>
#include <linux/nfsacl.h>
struct nfs4_fsid {
__u64 major;
@@ -326,6 +327,20 @@ struct nfs_setattrargs {
const u32 * bitmask;
};
struct nfs_setaclargs {
struct nfs_fh * fh;
size_t acl_len;
unsigned int acl_pgbase;
struct page ** acl_pages;
};
struct nfs_getaclargs {
struct nfs_fh * fh;
size_t acl_len;
unsigned int acl_pgbase;
struct page ** acl_pages;
};
struct nfs_setattrres {
struct nfs_fattr * fattr;
const struct nfs_server * server;
@@ -354,6 +369,20 @@ struct nfs_readdirargs {
struct page ** pages;
};
struct nfs3_getaclargs {
struct nfs_fh * fh;
int mask;
struct page ** pages;
};
struct nfs3_setaclargs {
struct inode * inode;
int mask;
struct posix_acl * acl_access;
struct posix_acl * acl_default;
struct page ** pages;
};
struct nfs_diropok {
struct nfs_fh * fh;
struct nfs_fattr * fattr;
@@ -477,6 +506,15 @@ struct nfs3_readdirres {
int plus;
};
struct nfs3_getaclres {
struct nfs_fattr * fattr;
int mask;
unsigned int acl_access_count;
unsigned int acl_default_count;
struct posix_acl * acl_access;
struct posix_acl * acl_default;
};
#ifdef CONFIG_NFS_V4
typedef u64 clientid4;
@@ -667,6 +705,7 @@ struct nfs_rpc_ops {
int version; /* Protocol version */
struct dentry_operations *dentry_ops;
struct inode_operations *dir_inode_ops;
struct inode_operations *file_inode_ops;
int (*getroot) (struct nfs_server *, struct nfs_fh *,
struct nfs_fsinfo *);
@@ -713,6 +752,7 @@ struct nfs_rpc_ops {
int (*file_open) (struct inode *, struct file *);
int (*file_release) (struct inode *, struct file *);
int (*lock)(struct file *, int, struct file_lock *);
void (*clear_acl_cache)(struct inode *);
};
/*
@@ -732,4 +772,7 @@ extern struct rpc_version nfs_version2;
extern struct rpc_version nfs_version3;
extern struct rpc_version nfs_version4;
extern struct rpc_version nfsacl_version3;
extern struct rpc_program nfsacl_program;
#endif
include/linux/nfsacl.h
+58
View File
@@ -0,0 +1,58 @@
/*
* File: linux/nfsacl.h
*
* (C) 2003 Andreas Gruenbacher <agruen@suse.de>
*/
#ifndef __LINUX_NFSACL_H
#define __LINUX_NFSACL_H
#define NFS_ACL_PROGRAM 100227
#define ACLPROC2_GETACL 1
#define ACLPROC2_SETACL 2
#define ACLPROC2_GETATTR 3
#define ACLPROC2_ACCESS 4
#define ACLPROC3_GETACL 1
#define ACLPROC3_SETACL 2
/* Flags for the getacl/setacl mode */
#define NFS_ACL 0x0001
#define NFS_ACLCNT 0x0002
#define NFS_DFACL 0x0004
#define NFS_DFACLCNT 0x0008
/* Flag for Default ACL entries */
#define NFS_ACL_DEFAULT 0x1000
#ifdef __KERNEL__
#include <linux/posix_acl.h>
/* Maximum number of ACL entries over NFS */
#define NFS_ACL_MAX_ENTRIES 1024
#define NFSACL_MAXWORDS (2*(2+3*NFS_ACL_MAX_ENTRIES))
#define NFSACL_MAXPAGES ((2*(8+12*NFS_ACL_MAX_ENTRIES) + PAGE_SIZE-1) \
>> PAGE_SHIFT)
static inline unsigned int
nfsacl_size(struct posix_acl *acl_access, struct posix_acl *acl_default)
{
unsigned int w = 16;
w += max(acl_access ? (int)acl_access->a_count : 3, 4) * 12;
if (acl_default)
w += max((int)acl_default->a_count, 4) * 12;
return w;
}
extern unsigned int
nfsacl_encode(struct xdr_buf *buf, unsigned int base, struct inode *inode,
struct posix_acl *acl, int encode_entries, int typeflag);
extern unsigned int
nfsacl_decode(struct xdr_buf *buf, unsigned int base, unsigned int *aclcnt,
struct posix_acl **pacl);
#endif /* __KERNEL__ */
#endif /* __LINUX_NFSACL_H */
include/linux/nfsd/nfsd.h
+22 -2
View File
@@ -15,6 +15,7 @@
#include <linux/unistd.h>
#include <linux/dirent.h>
#include <linux/fs.h>
#include <linux/posix_acl.h>
#include <linux/mount.h>
#include <linux/nfsd/debug.h>
@@ -124,20 +125,39 @@ int nfsd_statfs(struct svc_rqst *, struct svc_fh *,
int nfsd_notify_change(struct inode *, struct iattr *);
int nfsd_permission(struct svc_export *, struct dentry *, int);
#if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL)
#ifdef CONFIG_NFSD_V2_ACL
extern struct svc_version nfsd_acl_version2;
#else
#define nfsd_acl_version2 NULL
#endif
#ifdef CONFIG_NFSD_V3_ACL
extern struct svc_version nfsd_acl_version3;
#else
#define nfsd_acl_version3 NULL
#endif
struct posix_acl *nfsd_get_posix_acl(struct svc_fh *, int);
int nfsd_set_posix_acl(struct svc_fh *, int, struct posix_acl *);
#endif
/*
* NFSv4 State
*/
#ifdef CONFIG_NFSD_V4
int nfs4_state_init(void);
void nfs4_state_init(void);
int nfs4_state_start(void);
void nfs4_state_shutdown(void);
time_t nfs4_lease_time(void);
void nfs4_reset_lease(time_t leasetime);
int nfs4_reset_recoverydir(char *recdir);
#else
static inline int nfs4_state_init(void){return 0;}
static inline void nfs4_state_init(void){};
static inline int nfs4_state_start(void){return 0;}
static inline void nfs4_state_shutdown(void){}
static inline time_t nfs4_lease_time(void){return 0;}
static inline void nfs4_reset_lease(time_t leasetime){}
static inline int nfs4_reset_recoverydir(char *recdir) {return 0;}
#endif
/*
include/linux/nfsd/state.h
+26 -21
View File
@@ -61,11 +61,6 @@ typedef struct {
#define si_stateownerid si_opaque.so_stateownerid
#define si_fileid si_opaque.so_fileid
extern stateid_t zerostateid;
extern stateid_t onestateid;
#define ZERO_STATEID(stateid) (!memcmp((stateid), &zerostateid, sizeof(stateid_t)))
#define ONE_STATEID(stateid) (!memcmp((stateid), &onestateid, sizeof(stateid_t)))
struct nfs4_cb_recall {
u32 cbr_ident;
@@ -77,8 +72,8 @@ struct nfs4_cb_recall {
};
struct nfs4_delegation {
struct list_head dl_del_perfile; /* nfs4_file->fi_del_perfile */
struct list_head dl_del_perclnt; /* nfs4_client->cl_del_perclnt*/
struct list_head dl_perfile;
struct list_head dl_perclnt;
struct list_head dl_recall_lru; /* delegation recalled */
atomic_t dl_count; /* ref count */
struct nfs4_client *dl_client;
@@ -97,7 +92,6 @@ struct nfs4_delegation {
/* client delegation callback info */
struct nfs4_callback {
/* SETCLIENTID info */
u32 cb_parsed; /* addr parsed */
u32 cb_addr;
unsigned short cb_port;
u32 cb_prog;
@@ -109,6 +103,8 @@ struct nfs4_callback {
struct rpc_clnt * cb_client;
};
#define HEXDIR_LEN 33 /* hex version of 16 byte md5 of cl_name plus '\0' */
/*
* struct nfs4_client - one per client. Clientids live here.
* o Each nfs4_client is hashed by clientid.
@@ -122,10 +118,11 @@ struct nfs4_callback {
struct nfs4_client {
struct list_head cl_idhash; /* hash by cl_clientid.id */
struct list_head cl_strhash; /* hash by cl_name */
struct list_head cl_perclient; /* list: stateowners */
struct list_head cl_del_perclnt; /* list: delegations */
struct list_head cl_openowners;
struct list_head cl_delegations;
struct list_head cl_lru; /* tail queue */
struct xdr_netobj cl_name; /* id generated by client */
char cl_recdir[HEXDIR_LEN]; /* recovery dir */
nfs4_verifier cl_verifier; /* generated by client */
time_t cl_time; /* time of last lease renewal */
u32 cl_addr; /* client ipaddress */
@@ -134,6 +131,7 @@ struct nfs4_client {
nfs4_verifier cl_confirm; /* generated by server */
struct nfs4_callback cl_callback; /* callback info */
atomic_t cl_count; /* ref count */
u32 cl_firststate; /* recovery dir creation */
};
/* struct nfs4_client_reset
@@ -143,7 +141,7 @@ struct nfs4_client {
*/
struct nfs4_client_reclaim {
struct list_head cr_strhash; /* hash by cr_name */
struct xdr_netobj cr_name; /* id generated by client */
char cr_recdir[HEXDIR_LEN]; /* recover dir */
};
static inline void
@@ -197,9 +195,9 @@ struct nfs4_stateowner {
struct kref so_ref;
struct list_head so_idhash; /* hash by so_id */
struct list_head so_strhash; /* hash by op_name */
struct list_head so_perclient; /* nfs4_client->cl_perclient */
struct list_head so_perfilestate; /* list: nfs4_stateid */
struct list_head so_perlockowner; /* nfs4_stateid->st_perlockowner */
struct list_head so_perclient;
struct list_head so_stateids;
struct list_head so_perstateid; /* for lockowners only */
struct list_head so_close_lru; /* tail queue */
time_t so_time; /* time of placement on so_close_lru */
int so_is_open_owner; /* 1=openowner,0=lockowner */
@@ -217,9 +215,10 @@ struct nfs4_stateowner {
* share_acces, share_deny on the file.
*/
struct nfs4_file {
struct kref fi_ref;
struct list_head fi_hash; /* hash by "struct inode *" */
struct list_head fi_perfile; /* list: nfs4_stateid */
struct list_head fi_del_perfile; /* list: nfs4_delegation */
struct list_head fi_stateids;
struct list_head fi_delegations;
struct inode *fi_inode;
u32 fi_id; /* used with stateowner->so_id
* for stateid_hashtbl hash */
@@ -241,8 +240,8 @@ struct nfs4_file {
struct nfs4_stateid {
struct list_head st_hash;
struct list_head st_perfile;
struct list_head st_perfilestate;
struct list_head st_perlockowner;
struct list_head st_perstateowner;
struct list_head st_lockowners;
struct nfs4_stateowner * st_stateowner;
struct nfs4_file * st_file;
stateid_t st_stateid;
@@ -267,12 +266,9 @@ struct nfs4_stateid {
((err) != nfserr_stale_stateid) && \
((err) != nfserr_bad_stateid))
extern time_t nfs4_laundromat(void);
extern int nfsd4_renew(clientid_t *clid);
extern int nfs4_preprocess_stateid_op(struct svc_fh *current_fh,
stateid_t *stateid, int flags, struct file **filp);
extern int nfs4_share_conflict(struct svc_fh *current_fh,
unsigned int deny_type);
extern void nfs4_lock_state(void);
extern void nfs4_unlock_state(void);
extern int nfs4_in_grace(void);
@@ -282,6 +278,15 @@ extern void nfs4_free_stateowner(struct kref *kref);
extern void nfsd4_probe_callback(struct nfs4_client *clp);
extern void nfsd4_cb_recall(struct nfs4_delegation *dp);
extern void nfs4_put_delegation(struct nfs4_delegation *dp);
extern int nfs4_make_rec_clidname(char *clidname, struct xdr_netobj *clname);
extern void nfsd4_init_recdir(char *recdir_name);
extern int nfsd4_recdir_load(void);
extern void nfsd4_shutdown_recdir(void);
extern int nfs4_client_to_reclaim(const char *name);
extern int nfs4_has_reclaimed_state(const char *name);
extern void nfsd4_recdir_purge_old(void);
extern int nfsd4_create_clid_dir(struct nfs4_client *clp);
extern void nfsd4_remove_clid_dir(struct nfs4_client *clp);
static inline void
nfs4_put_stateowner(struct nfs4_stateowner *so)
include/linux/nfsd/xdr.h
+4
View File
@@ -169,4 +169,8 @@ int nfssvc_encode_entry(struct readdir_cd *, const char *name,
int nfssvc_release_fhandle(struct svc_rqst *, u32 *, struct nfsd_fhandle *);
/* Helper functions for NFSv2 ACL code */
u32 *nfs2svc_encode_fattr(struct svc_rqst *rqstp, u32 *p, struct svc_fh *fhp);
u32 *nfs2svc_decode_fh(u32 *p, struct svc_fh *fhp);
#endif /* LINUX_NFSD_H */

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