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| author |   Ingo Molnar <mingo@elte.hu> | 2012-02-28 19:59:45 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2012-02-28 19:59:47 +0100 |
| commit | a706d4fc9e56d8e46393533e0cdca2d35fa5c7e5 (patch) | |
| tree | 9fcffea752514702a78a8f6177d995964761559d /include/linux/perf_event.h | |
| parent | Merge branch 'tip/perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace into perf/core (diff) | |
| parent | static keys: Introduce 'struct static_key', static_key_true()/false() and static_key_slow_[inc|dec]() (diff) | |
| download | linux-dev-a706d4fc9e56d8e46393533e0cdca2d35fa5c7e5.tar.xz linux-dev-a706d4fc9e56d8e46393533e0cdca2d35fa5c7e5.zip | |
Merge branch 'perf/jump-labels' into perf/core
Merge reason: After much naming discussion, there seems to be consensus
now - queue it up for v3.4.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/perf_event.h')
| -rw-r--r-- | include/linux/perf_event.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 92a056f6d18d..64426b71381f 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -514,7 +514,7 @@ struct perf_guest_info_callbacks { #include <linux/ftrace.h> #include <linux/cpu.h> #include <linux/irq_work.h> -#include <linux/jump_label.h> +#include <linux/static_key.h> #include <linux/atomic.h> #include <asm/local.h> @@ -1041,7 +1041,7 @@ static inline int is_software_event(struct perf_event *event) return event->pmu->task_ctx_nr == perf_sw_context; } -extern struct jump_label_key perf_swevent_enabled[PERF_COUNT_SW_MAX]; +extern struct static_key perf_swevent_enabled[PERF_COUNT_SW_MAX]; extern void __perf_sw_event(u32, u64, struct pt_regs *, u64); @@ -1069,7 +1069,7 @@ perf_sw_event(u32 event_id, u64 nr, struct pt_regs *regs, u64 addr) { struct pt_regs hot_regs; - if (static_branch(&perf_swevent_enabled[event_id])) { + if (static_key_false(&perf_swevent_enabled[event_id])) { if (!regs) { perf_fetch_caller_regs(&hot_regs); regs = &hot_regs; @@ -1078,12 +1078,12 @@ perf_sw_event(u32 event_id, u64 nr, struct pt_regs *regs, u64 addr) } } -extern struct jump_label_key_deferred perf_sched_events; +extern struct static_key_deferred perf_sched_events; static inline void perf_event_task_sched_in(struct task_struct *prev, struct task_struct *task) { - if (static_branch(&perf_sched_events.key)) + if (static_key_false(&perf_sched_events.key)) __perf_event_task_sched_in(prev, task); } @@ -1092,7 +1092,7 @@ static inline void perf_event_task_sched_out(struct task_struct *prev, { perf_sw_event(PERF_COUNT_SW_CONTEXT_SWITCHES, 1, NULL, 0); - if (static_branch(&perf_sched_events.key)) + if (static_key_false(&perf_sched_events.key)) __perf_event_task_sched_out(prev, next); } |