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-rw-r--r--include/linux/perf_event.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index af6dcf1d9e47..267c8f37012c 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -167,6 +167,11 @@ struct perf_event;
#define PERF_EVENT_TXN 0x1
/**
+ * pmu::capabilities flags
+ */
+#define PERF_PMU_CAP_NO_INTERRUPT 0x01
+
+/**
* struct pmu - generic performance monitoring unit
*/
struct pmu {
@@ -178,6 +183,11 @@ struct pmu {
const char *name;
int type;
+ /*
+ * various common per-pmu feature flags
+ */
+ int capabilities;
+
int * __percpu pmu_disable_count;
struct perf_cpu_context * __percpu pmu_cpu_context;
int task_ctx_nr;