linux-kernel - [PATCH v3 5/9] drivers/perf: Simplify EVENT ATTR macro in qcom_l3

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Date:   Tue, 8 Jun 2021 11:33:17 +0800
From:   Qi Liu <liuqi115@...wei.com>
To:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
CC:     <linuxarm@...wei.com>, Andy Gross <agross@...nel.org>,
        Will Deacon <will@...nel.org>,
        Mark Rutland <mark.rutland@....com>
Subject: [PATCH v3 5/9] drivers/perf: Simplify EVENT ATTR macro in qcom_l3_pmu.c

Use common macro PMU_EVENT_ATTR_ID to simplify L3CACHE_EVENT_ATTR.

Cc: Andy Gross <agross@...nel.org>
Cc: Will Deacon <will@...nel.org>
Cc: Mark Rutland <mark.rutland@....com>
Signed-off-by: Qi Liu <liuqi115@...wei.com>
---
 drivers/perf/qcom_l3_pmu.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/perf/qcom_l3_pmu.c b/drivers/perf/qcom_l3_pmu.c
index bba0780..2b18e44 100644
--- a/drivers/perf/qcom_l3_pmu.c
+++ b/drivers/perf/qcom_l3_pmu.c
@@ -647,10 +647,7 @@ static ssize_t l3cache_pmu_event_show(struct device *dev,
 }
 
 #define L3CACHE_EVENT_ATTR(_name, _id)					     \
-	(&((struct perf_pmu_events_attr[]) {				     \
-		{ .attr = __ATTR(_name, 0444, l3cache_pmu_event_show, NULL), \
-		  .id = _id, }						     \
-	})[0].attr.attr)
+	PMU_EVENT_ATTR_ID(_name, l3cache_pmu_event_show, _id)
 
 static struct attribute *qcom_l3_cache_pmu_events[] = {
 	L3CACHE_EVENT_ATTR(cycles, L3_EVENT_CYCLES),
-- 
2.7.4