diff options
Diffstat (limited to 'kernel/perf_event.c')
-rw-r--r-- | kernel/perf_event.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/perf_event.c b/kernel/perf_event.c index cb6c0d2af68f..f818d9d2dc93 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 | ||
6322 | void __init perf_event_init(void) | 6323 | void __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 | } |