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Diffstat (limited to 'include/linux/perf_event.h')
-rw-r--r--include/linux/perf_event.h14
1 files changed, 5 insertions, 9 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index b35a61a481fa..79ec7bbf0155 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -397,6 +397,7 @@ struct pmu {
* enum perf_event_active_state - the states of a event
*/
enum perf_event_active_state {
+ PERF_EVENT_STATE_DEAD = -4,
PERF_EVENT_STATE_EXIT = -3,
PERF_EVENT_STATE_ERROR = -2,
PERF_EVENT_STATE_OFF = -1,
@@ -467,6 +468,7 @@ struct perf_event {
int group_flags;
struct perf_event *group_leader;
struct pmu *pmu;
+ void *pmu_private;
enum perf_event_active_state state;
unsigned int attach_state;
@@ -905,7 +907,7 @@ perf_sw_event_sched(u32 event_id, u64 nr, u64 addr)
}
}
-extern struct static_key_deferred perf_sched_events;
+extern struct static_key_false perf_sched_events;
static __always_inline bool
perf_sw_migrate_enabled(void)
@@ -924,7 +926,7 @@ static inline void perf_event_task_migrate(struct task_struct *task)
static inline void perf_event_task_sched_in(struct task_struct *prev,
struct task_struct *task)
{
- if (static_key_false(&perf_sched_events.key))
+ if (static_branch_unlikely(&perf_sched_events))
__perf_event_task_sched_in(prev, task);
if (perf_sw_migrate_enabled() && task->sched_migrated) {
@@ -941,7 +943,7 @@ static inline void perf_event_task_sched_out(struct task_struct *prev,
{
perf_sw_event_sched(PERF_COUNT_SW_CONTEXT_SWITCHES, 1, 0);
- if (static_key_false(&perf_sched_events.key))
+ if (static_branch_unlikely(&perf_sched_events))
__perf_event_task_sched_out(prev, next);
}
@@ -1108,12 +1110,6 @@ static inline void perf_event_task_tick(void) { }
static inline int perf_event_release_kernel(struct perf_event *event) { return 0; }
#endif
-#if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_NO_HZ_FULL)
-extern bool perf_event_can_stop_tick(void);
-#else
-static inline bool perf_event_can_stop_tick(void) { return true; }
-#endif
-
#if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_CPU_SUP_INTEL)
extern void perf_restore_debug_store(void);
#else