ARC: perf: make @arc_pmu static global

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>

diff --git a/arch/arc/kernel/perf_event.c b/arch/arc/kernel/perf_event.c
index ae1c485..64261c2 100644 (file)
--- a/arch/arc/kernel/perf_event.c
+++ b/arch/arc/kernel/perf_event.c
@@ -25,6 +25,8 @@ struct arc_pmu {
        int             ev_hw_idx[PERF_COUNT_ARC_HW_MAX];
 };
 
+static struct arc_pmu *arc_pmu;
+
 /* read counter #idx; note that counter# != event# on ARC! */
 static uint64_t arc_pmu_read_counter(int idx)
 {
@@ -47,7 +49,6 @@ static uint64_t arc_pmu_read_counter(int idx)
 static void arc_perf_event_update(struct perf_event *event,
                                  struct hw_perf_event *hwc, int idx)
 {
-       struct arc_pmu *arc_pmu = container_of(event->pmu, struct arc_pmu, pmu);
        uint64_t prev_raw_count, new_raw_count;
        int64_t delta;
 
@@ -95,7 +96,6 @@ static int arc_pmu_cache_event(u64 config)
 /* initializes hw_perf_event structure if event is supported */
 static int arc_pmu_event_init(struct perf_event *event)
 {
-       struct arc_pmu *arc_pmu = container_of(event->pmu, struct arc_pmu, pmu);
        struct hw_perf_event *hwc = &event->hw;
        int ret;
 
@@ -183,8 +183,6 @@ static void arc_pmu_stop(struct perf_event *event, int flags)
 
 static void arc_pmu_del(struct perf_event *event, int flags)
 {
-       struct arc_pmu *arc_pmu = container_of(event->pmu, struct arc_pmu, pmu);
-
        arc_pmu_stop(event, PERF_EF_UPDATE);
        __clear_bit(event->hw.idx, arc_pmu->used_mask);
 
@@ -194,7 +192,6 @@ static void arc_pmu_del(struct perf_event *event, int flags)
 /* allocate hardware counter and optionally start counting */
 static int arc_pmu_add(struct perf_event *event, int flags)
 {
-       struct arc_pmu *arc_pmu = container_of(event->pmu, struct arc_pmu, pmu);
        struct hw_perf_event *hwc = &event->hw;
        int idx = hwc->idx;