Merge tag 'perf-urgent-2025-09-07' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

torvalds · torvalds · commit 6a8a34a56a07 · 2025-09-07T08:24:20.000-07:00
Pull perf event fix from Ingo Molnar:
 "Fix regression where PERF_EVENT_IOC_REFRESH counters miss a PMU-stop"

* tag 'perf-urgent-2025-09-07' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  perf: Fix the POLL_HUP delivery breakage
diff --git a/kernel/events/core.c b/kernel/events/core.c
@@ -10330,6 +10330,7 @@ static int __perf_event_overflow(struct perf_event *event,
 		ret = 1;
 		event->pending_kill = POLL_HUP;
 		perf_event_disable_inatomic(event);
+		event->pmu->stop(event, 0);
 	}
 
 	if (event->attr.sigtrap) {

Original file line number	Diff line number	Diff line change
`@@ -10330,6 +10330,7 @@ static int __perf_event_overflow(struct perf_event *event,`
`10330`	`10330`	`ret = 1;`
`10331`	`10331`	`event->pending_kill = POLL_HUP;`
`10332`	`10332`	`perf_event_disable_inatomic(event);`
	`10333`	`+ event->pmu->stop(event, 0);`
`10333`	`10334`	`}`
`10334`	`10335`
`10335`	`10336`	`if (event->attr.sigtrap) {`