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| author | Namhyung Kim <namhyung@kernel.org> | 2024-12-03 21:04:40 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2024-12-09 17:50:31 +0300 |
| commit | 6057b90ecc84f232dd32a047a086a4c4c271765f (patch) | |
| tree | bcc78bda8866199cdcfbc7c80ea451d505339406 | |
| parent | 8622e45b5da17e777e0e45f16296072494452318 (diff) | |
| download | linux-6057b90ecc84f232dd32a047a086a4c4c271765f.tar.xz | |
perf/core: Export perf_exclude_event()
While at it, rename the same function in s390 cpum_sf PMU.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Tested-by: Ravi Bangoria <ravi.bangoria@amd.com>
Reviewed-by: Ravi Bangoria <ravi.bangoria@amd.com>
Acked-by: Thomas Richter <tmricht@linux.ibm.com>
Link: https://lore.kernel.org/r/20241203180441.1634709-2-namhyung@kernel.org
| -rw-r--r-- | arch/s390/kernel/perf_cpum_sf.c | 6 | ||||
| -rw-r--r-- | include/linux/perf_event.h | 6 | ||||
| -rw-r--r-- | kernel/events/core.c | 3 |
3 files changed, 10 insertions, 5 deletions
diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c index 1e99514fb7ae..5f60248cb468 100644 --- a/arch/s390/kernel/perf_cpum_sf.c +++ b/arch/s390/kernel/perf_cpum_sf.c @@ -981,7 +981,7 @@ static void cpumsf_pmu_disable(struct pmu *pmu) cpuhw->flags &= ~PMU_F_ENABLED; } -/* perf_exclude_event() - Filter event +/* perf_event_exclude() - Filter event * @event: The perf event * @regs: pt_regs structure * @sde_regs: Sample-data-entry (sde) regs structure @@ -990,7 +990,7 @@ static void cpumsf_pmu_disable(struct pmu *pmu) * * Return non-zero if the event shall be excluded. */ -static int perf_exclude_event(struct perf_event *event, struct pt_regs *regs, +static int perf_event_exclude(struct perf_event *event, struct pt_regs *regs, struct perf_sf_sde_regs *sde_regs) { if (event->attr.exclude_user && user_mode(regs)) @@ -1073,7 +1073,7 @@ static int perf_push_sample(struct perf_event *event, data.tid_entry.pid = basic->hpp & LPP_PID_MASK; overflow = 0; - if (perf_exclude_event(event, ®s, sde_regs)) + if (perf_event_exclude(event, ®s, sde_regs)) goto out; if (perf_event_overflow(event, &data, ®s)) { overflow = 1; diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index bf831b1485ff..8333f132f4a9 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -1690,6 +1690,8 @@ static inline int perf_allow_tracepoint(struct perf_event_attr *attr) return security_perf_event_open(attr, PERF_SECURITY_TRACEPOINT); } +extern int perf_exclude_event(struct perf_event *event, struct pt_regs *regs); + extern void perf_event_init(void); extern void perf_tp_event(u16 event_type, u64 count, void *record, int entry_size, struct pt_regs *regs, @@ -1895,6 +1897,10 @@ static inline u64 perf_event_pause(struct perf_event *event, bool reset) { return 0; } +static inline int perf_exclude_event(struct perf_event *event, struct pt_regs *regs) +{ + return 0; +} #endif #if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_CPU_SUP_INTEL) diff --git a/kernel/events/core.c b/kernel/events/core.c index e9f698c08dc1..b2bc67791f84 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -10039,8 +10039,7 @@ static void perf_swevent_event(struct perf_event *event, u64 nr, perf_swevent_overflow(event, 0, data, regs); } -static int perf_exclude_event(struct perf_event *event, - struct pt_regs *regs) +int perf_exclude_event(struct perf_event *event, struct pt_regs *regs) { if (event->hw.state & PERF_HES_STOPPED) return 1; |