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runtime/pprof: Remove SIGPROF if the last event is stopped. #3

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runtime/pprof: Remove SIGPROF if the last event is stopped. #3

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3 changes: 2 additions & 1 deletion src/runtime/proc.go
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Original file line number Diff line number Diff line change
Expand Up @@ -4642,7 +4642,8 @@ func setcpuprofileconfig(eventId cpuEvent, profConfig *cpuProfileConfig) {
// Restore SIGPROF only if all events are stopped
eventsRunning := false
for i := _CPUPROF_FIRST_EVENT; i < _CPUPROF_EVENTS_MAX; i++ {
if prof[i].config != nil {
// If the current event is the last event to be stopped, we should also restore SIGPROF too.
if prof[i].config != nil && i != eventId {
eventsRunning = true
break
}
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