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authorPeter Zijlstra <peterz@infradead.org>2025-04-16 11:36:24 +0200
committerIngo Molnar <mingo@kernel.org>2025-04-17 14:21:15 +0200
commitb02b41c827de9f4b785f57e82d76d0826cc8398b (patch)
treecc2a12d34bf3547ee562799dacf9273132bb24d9
parentperf/core: Fix event->parent life-time issue (diff)
downloadwireguard-linux-b02b41c827de9f4b785f57e82d76d0826cc8398b.tar.xz
wireguard-linux-b02b41c827de9f4b785f57e82d76d0826cc8398b.zip
perf/core: Fix event timekeeping merge
Due to an oversight in merging: da916e96e2de ("perf: Make perf_pmu_unregister() useable") on top of: a3c3c66670ce ("perf/core: Fix child_total_time_enabled accounting bug at task exit") the timekeeping fix from this latter patch got undone. Redo it. Fixes: da916e96e2de ("perf: Make perf_pmu_unregister() useable") Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Ingo Molnar <mingo@kernel.org> Link: https://lkml.kernel.org/r/20250417080815.GI38216@noisy.programming.kicks-ass.net
-rw-r--r--kernel/events/core.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 43d87de3d4f2..07414cb1279b 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -2500,14 +2500,14 @@ __perf_remove_from_context(struct perf_event *event,
state = PERF_EVENT_STATE_DEAD;
}
event_sched_out(event, ctx);
+ perf_event_set_state(event, min(event->state, state));
+
if (flags & DETACH_GROUP)
perf_group_detach(event);
if (flags & DETACH_CHILD)
perf_child_detach(event);
list_del_event(event, ctx);
- event->state = min(event->state, state);
-
if (!pmu_ctx->nr_events) {
pmu_ctx->rotate_necessary = 0;