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-rw-r--r--arch/x86/kernel/cpu/perf_event.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index 071c8405deb..045cc0bb4c1 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -802,6 +802,7 @@ void hw_perf_enable(void)
return;
if (cpuc->n_added) {
+ int n_running = cpuc->n_events - cpuc->n_added;
/*
* apply assignment obtained either from
* hw_perf_group_sched_in() or x86_pmu_enable()
@@ -809,7 +810,7 @@ void hw_perf_enable(void)
* step1: save events moving to new counters
* step2: reprogram moved events into new counters
*/
- for (i = 0; i < cpuc->n_events; i++) {
+ for (i = 0; i < n_running; i++) {
event = cpuc->event_list[i];
hwc = &event->hw;