diff options
| -rw-r--r-- | arch/x86/events/core.c | 2 | ||||
| -rw-r--r-- | kernel/events/core.c | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c index 6866cc5acb0b..3a4f031d2f44 100644 --- a/arch/x86/events/core.c +++ b/arch/x86/events/core.c @@ -629,7 +629,7 @@ int x86_pmu_hw_config(struct perf_event *event) if (event->attr.type == event->pmu->type) event->hw.config |= x86_pmu_get_event_config(event); - if (!event->attr.freq && x86_pmu.limit_period) { + if (is_sampling_event(event) && !event->attr.freq && x86_pmu.limit_period) { s64 left = event->attr.sample_period; x86_pmu.limit_period(event, &left); if (left > event->attr.sample_period) diff --git a/kernel/events/core.c b/kernel/events/core.c index e93c19565914..95e703891b24 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -3943,7 +3943,7 @@ static int merge_sched_in(struct perf_event *event, void *data) perf_event_set_state(event, PERF_EVENT_STATE_ERROR); if (*perf_event_fasync(event)) - event->pending_kill = POLL_HUP; + event->pending_kill = POLL_ERR; perf_event_wakeup(event); } else { @@ -6075,7 +6075,7 @@ static __poll_t perf_poll(struct file *file, poll_table *wait) if (unlikely(READ_ONCE(event->state) == PERF_EVENT_STATE_ERROR && event->attr.pinned)) - return events; + return EPOLLERR; /* * Pin the event->rb by taking event->mmap_mutex; otherwise |