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authorYueHaibing <yuehaibing@huawei.com>2021-05-28 04:47:49 +0300
committerWill Deacon <will@kernel.org>2021-06-01 16:23:09 +0300
commitccbe14ce88289ede522318ef3205e46f8455bbf2 (patch)
tree4d9736d4098ea53d691233d405024d579d9f798a /drivers/perf/qcom_l3_pmu.c
parent29c043760eea902f170b6485c6e88a5ef33a9908 (diff)
downloadlinux-ccbe14ce88289ede522318ef3205e46f8455bbf2.tar.xz
perf: qcom: use DEVICE_ATTR_RO macro
Use DEVICE_ATTR_RO() helper instead of plain DEVICE_ATTR(), which makes the code a bit shorter and easier to read. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Link: https://lore.kernel.org/r/20210528014749.24068-1-yuehaibing@huawei.com Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'drivers/perf/qcom_l3_pmu.c')
-rw-r--r--drivers/perf/qcom_l3_pmu.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/perf/qcom_l3_pmu.c b/drivers/perf/qcom_l3_pmu.c
index bba078077c93..081273543c6b 100644
--- a/drivers/perf/qcom_l3_pmu.c
+++ b/drivers/perf/qcom_l3_pmu.c
@@ -670,15 +670,15 @@ static const struct attribute_group qcom_l3_cache_pmu_events_group = {
/* cpumask */
-static ssize_t qcom_l3_cache_pmu_cpumask_show(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t cpumask_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct l3cache_pmu *l3pmu = to_l3cache_pmu(dev_get_drvdata(dev));
return cpumap_print_to_pagebuf(true, buf, &l3pmu->cpumask);
}
-static DEVICE_ATTR(cpumask, 0444, qcom_l3_cache_pmu_cpumask_show, NULL);
+static DEVICE_ATTR_RO(cpumask);
static struct attribute *qcom_l3_cache_pmu_cpumask_attrs[] = {
&dev_attr_cpumask.attr,