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authorIngo Molnar <mingo@elte.hu>2010-11-18 04:37:51 -0500
committerIngo Molnar <mingo@elte.hu>2010-11-18 04:37:51 -0500
commitfcf48a725a176ba12aa7be64c50190deaa2f86df (patch)
tree5d611ba5b1eb4dd821c93ca2f9d08078b563305a /kernel
parent0e2af2a9abf94b408ff70679b692a8644fed4aab (diff)
parent3c502e7a0255d82621ff25d60cc816624830497e (diff)
Merge branch 'perf/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing into perf/urgent
Diffstat (limited to 'kernel')
-rw-r--r--kernel/hw_breakpoint.c3
-rw-r--r--kernel/perf_event.c6
2 files changed, 7 insertions, 2 deletions
diff --git a/kernel/hw_breakpoint.c b/kernel/hw_breakpoint.c
index 2c9120f0afc..e5325825aeb 100644
--- a/kernel/hw_breakpoint.c
+++ b/kernel/hw_breakpoint.c
@@ -620,7 +620,7 @@ static struct pmu perf_breakpoint = {
620 .read = hw_breakpoint_pmu_read, 620 .read = hw_breakpoint_pmu_read,
621}; 621};
622 622
623static int __init init_hw_breakpoint(void) 623int __init init_hw_breakpoint(void)
624{ 624{
625 unsigned int **task_bp_pinned; 625 unsigned int **task_bp_pinned;
626 int cpu, err_cpu; 626 int cpu, err_cpu;
@@ -655,6 +655,5 @@ static int __init init_hw_breakpoint(void)
655 655
656 return -ENOMEM; 656 return -ENOMEM;
657} 657}
658core_initcall(init_hw_breakpoint);
659 658
660 659
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index cb6c0d2af68..f818d9d2dc9 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -31,6 +31,7 @@
31#include <linux/kernel_stat.h> 31#include <linux/kernel_stat.h>
32#include <linux/perf_event.h> 32#include <linux/perf_event.h>
33#include <linux/ftrace_event.h> 33#include <linux/ftrace_event.h>
34#include <linux/hw_breakpoint.h>
34 35
35#include <asm/irq_regs.h> 36#include <asm/irq_regs.h>
36 37
@@ -6321,6 +6322,8 @@ perf_cpu_notify(struct notifier_block *self, unsigned long action, void *hcpu)
6321 6322
6322void __init perf_event_init(void) 6323void __init perf_event_init(void)
6323{ 6324{
6325 int ret;
6326
6324 perf_event_init_all_cpus(); 6327 perf_event_init_all_cpus();
6325 init_srcu_struct(&pmus_srcu); 6328 init_srcu_struct(&pmus_srcu);
6326 perf_pmu_register(&perf_swevent); 6329 perf_pmu_register(&perf_swevent);
@@ -6328,4 +6331,7 @@ void __init perf_event_init(void)
6328 perf_pmu_register(&perf_task_clock); 6331 perf_pmu_register(&perf_task_clock);
6329 perf_tp_register(); 6332 perf_tp_register();
6330 perf_cpu_notifier(perf_cpu_notify); 6333 perf_cpu_notifier(perf_cpu_notify);
6334
6335 ret = init_hw_breakpoint();
6336 WARN(ret, "hw_breakpoint initialization failed with: %d", ret);
6331} 6337}