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-rw-r--r--arch/x86/events/core.c3
-rw-r--r--arch/x86/events/perf_event.h1
2 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c
index a7248a3c4b2f..7b802a778014 100644
--- a/arch/x86/events/core.c
+++ b/arch/x86/events/core.c
@@ -1041,6 +1041,7 @@ static int add_nr_metric_event(struct cpu_hw_events *cpuc,
if (cpuc->n_metric == INTEL_TD_METRIC_NUM)
return -EINVAL;
cpuc->n_metric++;
+ cpuc->n_txn_metric++;
}
return 0;
@@ -2009,6 +2010,7 @@ 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);
+ __this_cpu_write(cpu_hw_events.n_txn_metric, 0);
}
/*
@@ -2035,6 +2037,7 @@ 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));
+ __this_cpu_sub(cpu_hw_events.n_metric, __this_cpu_read(cpu_hw_events.n_txn_metric));
perf_pmu_enable(pmu);
}
diff --git a/arch/x86/events/perf_event.h b/arch/x86/events/perf_event.h
index 93e56d76980f..ee2b9b9fc2a5 100644
--- a/arch/x86/events/perf_event.h
+++ b/arch/x86/events/perf_event.h
@@ -236,6 +236,7 @@ struct cpu_hw_events {
int n_txn; /* the # last events in the below arrays;
added in the current transaction */
int n_txn_pair;
+ int n_txn_metric;
int assign[X86_PMC_IDX_MAX]; /* event to counter assignment */
u64 tags[X86_PMC_IDX_MAX];