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Merge branches 'x86/apic', 'x86/asm', 'x86/fixmap', 'x86/memtest', 'x86/mm', 'x86/urgent', 'linus' and 'core/percpu' into x86/core

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This commit is contained in:
Ingo Molnar
2009-03-10 09:26:38 +01:00
parent 1f442d70c8 7ab152470e 8827247ffc d1a8e77920 0feca851c1 d0fc63f7bd 7a203f3b08 3a450de136
commit 467c88fee5
143 changed files with 2069 additions and 2156 deletions
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include/linux/ata.h
+2
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@@ -89,6 +89,8 @@ enum {
ATA_ID_DLF = 128,
ATA_ID_CSFO = 129,
ATA_ID_CFA_POWER = 160,
ATA_ID_CFA_KEY_MGMT = 162,
ATA_ID_CFA_MODES = 163,
ATA_ID_ROT_SPEED = 217,
ATA_ID_PIO4 = (1 << 1),
include/linux/dmaengine.h
+1 -6
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@@ -97,7 +97,6 @@ typedef struct { DECLARE_BITMAP(bits, DMA_TX_TYPE_END); } dma_cap_mask_t;
/**
* struct dma_chan_percpu - the per-CPU part of struct dma_chan
* @refcount: local_t used for open-coded "bigref" counting
* @memcpy_count: transaction counter
* @bytes_transferred: byte counter
*/
@@ -114,9 +113,6 @@ struct dma_chan_percpu {
* @cookie: last cookie value returned to client
* @chan_id: channel ID for sysfs
* @dev: class device for sysfs
* @refcount: kref, used in "bigref" slow-mode
* @slow_ref: indicates that the DMA channel is free
* @rcu: the DMA channel's RCU head
* @device_node: used to add this to the device chan list
* @local: per-cpu pointer to a struct dma_chan_percpu
* @client-count: how many clients are using this channel
@@ -213,8 +209,6 @@ struct dma_async_tx_descriptor {
* @global_node: list_head for global dma_device_list
* @cap_mask: one or more dma_capability flags
* @max_xor: maximum number of xor sources, 0 if no capability
* @refcount: reference count
* @done: IO completion struct
* @dev_id: unique device ID
* @dev: struct device reference for dma mapping api
* @device_alloc_chan_resources: allocate resources and return the
@@ -227,6 +221,7 @@ struct dma_async_tx_descriptor {
* @device_prep_dma_interrupt: prepares an end of chain interrupt operation
* @device_prep_slave_sg: prepares a slave dma operation
* @device_terminate_all: terminate all pending operations
* @device_is_tx_complete: poll for transaction completion
* @device_issue_pending: push pending transactions to hardware
*/
struct dma_device {
include/linux/hdreg.h
-1
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@@ -511,7 +511,6 @@ struct hd_driveid {
unsigned short words69_70[2]; /* reserved words 69-70
* future command overlap and queuing
*/
/* HDIO_GET_IDENTITY currently returns only words 0 through 70 */
unsigned short words71_74[4]; /* reserved words 71-74
* for IDENTIFY PACKET DEVICE command
*/
include/linux/ide.h
+1
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@@ -866,6 +866,7 @@ struct ide_host {
unsigned int n_ports;
struct device *dev[2];
unsigned int (*init_chipset)(struct pci_dev *);
irq_handler_t irq_handler;
unsigned long host_flags;
void *host_priv;
ide_hwif_t *cur_port; /* for hosts requiring serialization */
include/linux/libata.h
+4 -2
View File
@@ -275,7 +275,7 @@ enum {
* advised to wait only for the following duration before
* doing SRST.
*/
ATA_TMOUT_PMP_SRST_WAIT = 1000,
ATA_TMOUT_PMP_SRST_WAIT = 5000,
/* ATA bus states */
BUS_UNKNOWN = 0,
@@ -530,6 +530,7 @@ struct ata_queued_cmd {
unsigned long flags; /* ATA_QCFLAG_xxx */
unsigned int tag;
unsigned int n_elem;
unsigned int orig_n_elem;
int dma_dir;
@@ -750,7 +751,8 @@ struct ata_port {
acpi_handle acpi_handle;
struct ata_acpi_gtm __acpi_init_gtm; /* use ata_acpi_init_gtm() */
#endif
u8 sector_buf[ATA_SECT_SIZE]; /* owned by EH */
/* owned by EH */
u8 sector_buf[ATA_SECT_SIZE] ____cacheline_aligned;
};
/* The following initializer overrides a method to NULL whether one of
include/linux/percpu.h
+27 -33
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@@ -5,6 +5,7 @@
#include <linux/slab.h> /* For kmalloc() */
#include <linux/smp.h>
#include <linux/cpumask.h>
#include <linux/pfn.h>
#include <asm/percpu.h>
@@ -52,17 +53,18 @@
#define EXPORT_PER_CPU_SYMBOL(var) EXPORT_SYMBOL(per_cpu__##var)
#define EXPORT_PER_CPU_SYMBOL_GPL(var) EXPORT_SYMBOL_GPL(per_cpu__##var)
/* Enough to cover all DEFINE_PER_CPUs in kernel, including modules. */
#ifndef PERCPU_ENOUGH_ROOM
/* enough to cover all DEFINE_PER_CPUs in modules */
#ifdef CONFIG_MODULES
#define PERCPU_MODULE_RESERVE 8192
#define PERCPU_MODULE_RESERVE (8 << 10)
#else
#define PERCPU_MODULE_RESERVE 0
#define PERCPU_MODULE_RESERVE 0
#endif
#ifndef PERCPU_ENOUGH_ROOM
#define PERCPU_ENOUGH_ROOM \
(__per_cpu_end - __per_cpu_start + PERCPU_MODULE_RESERVE)
#endif /* PERCPU_ENOUGH_ROOM */
(ALIGN(__per_cpu_end - __per_cpu_start, SMP_CACHE_BYTES) + \
PERCPU_MODULE_RESERVE)
#endif
/*
* Must be an lvalue. Since @var must be a simple identifier,
@@ -79,35 +81,24 @@
#ifdef CONFIG_HAVE_DYNAMIC_PER_CPU_AREA
/* minimum unit size, also is the maximum supported allocation size */
#define PCPU_MIN_UNIT_SIZE (16UL << PAGE_SHIFT)
#define PCPU_MIN_UNIT_SIZE PFN_ALIGN(64 << 10)
/*
* PERCPU_DYNAMIC_RESERVE indicates the amount of free area to piggy
* back on the first chunk if arch is manually allocating and mapping
* it for faster access (as a part of large page mapping for example).
* Note that dynamic percpu allocator covers both static and dynamic
* areas, so these values are bigger than PERCPU_MODULE_RESERVE.
* back on the first chunk for dynamic percpu allocation if arch is
* manually allocating and mapping it for faster access (as a part of
* large page mapping for example).
*
* On typical configuration with modules, the following values leave
* about 8k of free space on the first chunk after boot on both x86_32
* and 64 when module support is enabled. When module support is
* disabled, it's much tighter.
* The following values give between one and two pages of free space
* after typical minimal boot (2-way SMP, single disk and NIC) with
* both defconfig and a distro config on x86_64 and 32. More
* intelligent way to determine this would be nice.
*/
#ifndef PERCPU_DYNAMIC_RESERVE
# if BITS_PER_LONG > 32
# ifdef CONFIG_MODULES
# define PERCPU_DYNAMIC_RESERVE (6 << PAGE_SHIFT)
# else
# define PERCPU_DYNAMIC_RESERVE (4 << PAGE_SHIFT)
# endif
# else
# ifdef CONFIG_MODULES
# define PERCPU_DYNAMIC_RESERVE (4 << PAGE_SHIFT)
# else
# define PERCPU_DYNAMIC_RESERVE (2 << PAGE_SHIFT)
# endif
# endif
#endif /* PERCPU_DYNAMIC_RESERVE */
#if BITS_PER_LONG > 32
#define PERCPU_DYNAMIC_RESERVE (20 << 10)
#else
#define PERCPU_DYNAMIC_RESERVE (12 << 10)
#endif
extern void *pcpu_base_addr;
@@ -115,9 +106,10 @@ typedef struct page * (*pcpu_get_page_fn_t)(unsigned int cpu, int pageno);
typedef void (*pcpu_populate_pte_fn_t)(unsigned long addr);
extern size_t __init pcpu_setup_first_chunk(pcpu_get_page_fn_t get_page_fn,
size_t static_size, size_t unit_size,
size_t free_size, void *base_addr,
pcpu_populate_pte_fn_t populate_pte_fn);
size_t static_size, size_t reserved_size,
ssize_t unit_size, ssize_t dyn_size,
void *base_addr,
pcpu_populate_pte_fn_t populate_pte_fn);
/*
* Use this to get to a cpu's version of the per-cpu object
@@ -126,6 +118,8 @@ extern size_t __init pcpu_setup_first_chunk(pcpu_get_page_fn_t get_page_fn,
*/
#define per_cpu_ptr(ptr, cpu) SHIFT_PERCPU_PTR((ptr), per_cpu_offset((cpu)))
extern void *__alloc_reserved_percpu(size_t size, size_t align);
#else /* CONFIG_HAVE_DYNAMIC_PER_CPU_AREA */
struct percpu_data {
include/linux/serio.h
+1 -1
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@@ -212,7 +212,7 @@ static inline void serio_unpin_driver(struct serio *serio)
#define SERIO_FUJITSU 0x35
#define SERIO_ZHENHUA 0x36
#define SERIO_INEXIO 0x37
#define SERIO_TOUCHIT213 0x37
#define SERIO_TOUCHIT213 0x38
#define SERIO_W8001 0x39
#endif