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Diffstat (limited to 'arch/x86/events/core.c')
-rw-r--r--arch/x86/events/core.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c
index cb5cfef3a938..a7248a3c4b2f 100644
--- a/arch/x86/events/core.c
+++ b/arch/x86/events/core.c
@@ -1064,8 +1064,10 @@ static int collect_event(struct cpu_hw_events *cpuc, struct perf_event *event,
return -EINVAL;
cpuc->event_list[n] = event;
- if (is_counter_pair(&event->hw))
+ if (is_counter_pair(&event->hw)) {
cpuc->n_pair++;
+ cpuc->n_txn_pair++;
+ }
return 0;
}
@@ -2006,6 +2008,7 @@ static void x86_pmu_start_txn(struct pmu *pmu, unsigned int txn_flags)
perf_pmu_disable(pmu);
__this_cpu_write(cpu_hw_events.n_txn, 0);
+ __this_cpu_write(cpu_hw_events.n_txn_pair, 0);
}
/*
@@ -2031,6 +2034,7 @@ static void x86_pmu_cancel_txn(struct pmu *pmu)
*/
__this_cpu_sub(cpu_hw_events.n_added, __this_cpu_read(cpu_hw_events.n_txn));
__this_cpu_sub(cpu_hw_events.n_events, __this_cpu_read(cpu_hw_events.n_txn));
+ __this_cpu_sub(cpu_hw_events.n_pair, __this_cpu_read(cpu_hw_events.n_txn_pair));
perf_pmu_enable(pmu);
}