From 700a9cf0527ca2d7d3e4980fef2deb4883432ab6 Mon Sep 17 00:00:00 2001 From: Zihao Tang Date: Fri, 19 Mar 2021 18:04:31 +0800 Subject: drivers/perf: convert sysfs snprintf family to sysfs_emit Fix the following coccicheck warning: ./drivers/perf/hisilicon/hisi_uncore_pmu.c:128:8-16: WARNING: use scnprintf or sprintf. ./drivers/perf/fsl_imx8_ddr_perf.c:173:8-16: WARNING: use scnprintf or sprintf. ./drivers/perf/arm_spe_pmu.c:129:8-16: WARNING: use scnprintf or sprintf. ./drivers/perf/arm_smmu_pmu.c:563:8-16: WARNING: use scnprintf or sprintf. ./drivers/perf/arm_dsu_pmu.c:149:8-16: WARNING: use scnprintf or sprintf. ./drivers/perf/arm_dsu_pmu.c:139:8-16: WARNING: use scnprintf or sprintf. ./drivers/perf/arm-cmn.c:563:8-16: WARNING: use scnprintf or sprintf. ./drivers/perf/arm-cmn.c:351:8-16: WARNING: use scnprintf or sprintf. ./drivers/perf/arm-ccn.c:224:8-16: WARNING: use scnprintf or sprintf. ./drivers/perf/arm-cci.c:708:8-16: WARNING: use scnprintf or sprintf. ./drivers/perf/arm-cci.c:699:8-16: WARNING: use scnprintf or sprintf. ./drivers/perf/arm-cci.c:528:8-16: WARNING: use scnprintf or sprintf. ./drivers/perf/arm-cci.c:309:8-16: WARNING: use scnprintf or sprintf. Signed-off-by: Zihao Tang Signed-off-by: Qi Liu Link: https://lore.kernel.org/r/1616148273-16374-2-git-send-email-liuqi115@huawei.com Signed-off-by: Will Deacon --- drivers/perf/arm-cmn.c | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) (limited to 'drivers/perf/arm-cmn.c') diff --git a/drivers/perf/arm-cmn.c b/drivers/perf/arm-cmn.c index 1328159fe564..56a5c355701d 100644 --- a/drivers/perf/arm-cmn.c +++ b/drivers/perf/arm-cmn.c @@ -348,19 +348,19 @@ static ssize_t arm_cmn_event_show(struct device *dev, eattr = container_of(attr, typeof(*eattr), attr); if (eattr->type == CMN_TYPE_DTC) - return snprintf(buf, PAGE_SIZE, "type=0x%x\n", eattr->type); + return sysfs_emit(buf, "type=0x%x\n", eattr->type); if (eattr->type == CMN_TYPE_WP) - return snprintf(buf, PAGE_SIZE, - "type=0x%x,eventid=0x%x,wp_dev_sel=?,wp_chn_sel=?,wp_grp=?,wp_val=?,wp_mask=?\n", - eattr->type, eattr->eventid); + return sysfs_emit(buf, + "type=0x%x,eventid=0x%x,wp_dev_sel=?,wp_chn_sel=?,wp_grp=?,wp_val=?,wp_mask=?\n", + eattr->type, eattr->eventid); if (arm_cmn_is_occup_event(eattr->type, eattr->eventid)) - return snprintf(buf, PAGE_SIZE, "type=0x%x,eventid=0x%x,occupid=0x%x\n", - eattr->type, eattr->eventid, eattr->occupid); + return sysfs_emit(buf, "type=0x%x,eventid=0x%x,occupid=0x%x\n", + eattr->type, eattr->eventid, eattr->occupid); - return snprintf(buf, PAGE_SIZE, "type=0x%x,eventid=0x%x\n", - eattr->type, eattr->eventid); + return sysfs_emit(buf, "type=0x%x,eventid=0x%x\n", eattr->type, + eattr->eventid); } static umode_t arm_cmn_event_attr_is_visible(struct kobject *kobj, @@ -560,12 +560,12 @@ static ssize_t arm_cmn_format_show(struct device *dev, int lo = __ffs(fmt->field), hi = __fls(fmt->field); if (lo == hi) - return snprintf(buf, PAGE_SIZE, "config:%d\n", lo); + return sysfs_emit(buf, "config:%d\n", lo); if (!fmt->config) - return snprintf(buf, PAGE_SIZE, "config:%d-%d\n", lo, hi); + return sysfs_emit(buf, "config:%d-%d\n", lo, hi); - return snprintf(buf, PAGE_SIZE, "config%d:%d-%d\n", fmt->config, lo, hi); + return sysfs_emit(buf, "config%d:%d-%d\n", fmt->config, lo, hi); } #define _CMN_FORMAT_ATTR(_name, _cfg, _fld) \ -- cgit v1.2.3