Commit ccbe14ce authored by YueHaibing's avatar YueHaibing Committed by Will Deacon
Browse files

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: default avatarYueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20210528014749.24068-1-yuehaibing@huawei.com


Signed-off-by: default avatarWill Deacon <will@kernel.org>
parent 29c04376

drivers/perf/qcom_l3_pmu.c

+3 −3
Original line number Diff line number Diff line
@@ -670,7 +670,7 @@ static const struct attribute_group qcom_l3_cache_pmu_events_group = { 


/* cpumask */



static ssize_t qcom_l3_cache_pmu_cpumask_show(struct device *dev,

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));
@@ -678,7 +678,7 @@ static ssize_t qcom_l3_cache_pmu_cpumask_show(struct device *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,