tmakin/ack-tegra
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge branch 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

Browse Source 
* 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (28 commits)
  perf session: Fix infinite loop in __perf_session__process_events
  perf evsel: Support perf_evsel__open(cpus > 1 && threads > 1)
  perf sched: Use PTHREAD_STACK_MIN to avoid pthread_attr_setstacksize() fail
  perf tools: Emit clearer message for sys_perf_event_open ENOENT return
  perf stat: better error message for unsupported events
  perf sched: Fix allocation result check
  perf, x86: P4 PMU - Fix unflagged overflows handling
  dynamic debug: Fix build issue with older gcc
  tracing: Fix TRACE_EVENT power tracepoint creation
  tracing: Fix preempt count leak
  tracepoint: Add __rcu annotation
  tracing: remove duplicate null-pointer check in skb tracepoint
  tracing/trivial: Add missing comma in TRACE_EVENT comment
  tracing: Include module.h in define_trace.h
  x86: Save rbp in pt_regs on irq entry
  x86, dumpstack: Fix unused variable warning
  x86, NMI: Clean-up default_do_nmi()
  x86, NMI: Allow NMI reason io port (0x61) to be processed on any CPU
  x86, NMI: Remove DIE_NMI_IPI
  x86, NMI: Add priorities to handlers
  ...
This commit is contained in:
Linus Torvalds
2011-01-11 11:02:13 -08:00
parent edb2877f4a 3d03e2ea74
commit 42776163e1
38 changed files with 448 additions and 254 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/linux/dynamic_debug.h
+4 -14
View File
@@ -44,34 +44,24 @@ int ddebug_add_module(struct _ddebug *tab, unsigned int n,
extern int ddebug_remove_module(const char *mod_name);
#define dynamic_pr_debug(fmt, ...) do { \
__label__ do_printk; \
__label__ out; \
static struct _ddebug descriptor \
__used \
__attribute__((section("__verbose"), aligned(8))) = \
{ KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__, \
_DPRINTK_FLAGS_DEFAULT }; \
JUMP_LABEL(&descriptor.enabled, do_printk); \
goto out; \
do_printk: \
printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); \
out: ; \
if (unlikely(descriptor.enabled)) \
printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); \
} while (0)
#define dynamic_dev_dbg(dev, fmt, ...) do { \
__label__ do_printk; \
__label__ out; \
static struct _ddebug descriptor \
__used \
__attribute__((section("__verbose"), aligned(8))) = \
{ KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__, \
_DPRINTK_FLAGS_DEFAULT }; \
JUMP_LABEL(&descriptor.enabled, do_printk); \
goto out; \
do_printk: \
dev_printk(KERN_DEBUG, dev, fmt, ##__VA_ARGS__); \
out: ; \
if (unlikely(descriptor.enabled)) \
dev_printk(KERN_DEBUG, dev, fmt, ##__VA_ARGS__); \
} while (0)
#else
include/linux/tracepoint.h
+2 -2
View File
@@ -32,7 +32,7 @@ struct tracepoint {
int state; /* State. */
void (*regfunc)(void);
void (*unregfunc)(void);
struct tracepoint_func *funcs;
struct tracepoint_func __rcu *funcs;
} __attribute__((aligned(32))); /*
* Aligned on 32 bytes because it is
* globally visible and gcc happily
@@ -326,7 +326,7 @@ do_trace: \
* memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN);
* __entry->next_pid = next->pid;
* __entry->next_prio = next->prio;
* )
* ),
*
* *
* * Formatted output of a trace record via TP_printk().