Messages in this thread Patch in this message | | | Date | Tue, 15 Nov 2022 20:00:56 +0800 (CST) | From | <> | Subject | [PATCH linux-next] perf/x86/intel/pt: use sysfs emit() to instead of scnprintf() |
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From: Xu Panda <xu.panda@zte.com.cn>
Replace the open-code with sysfs_emit() to simplify the code.
Signed-off-by: Xu Panda <xu.panda@zte.com.cn> Signed-off-by: Yang Yang <yang.yang29@zte.com> --- arch/x86/events/intel/pt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/events/intel/pt.c b/arch/x86/events/intel/pt.c index 82ef87e9a897..23e249e260f5 100644 --- a/arch/x86/events/intel/pt.c +++ b/arch/x86/events/intel/pt.c @@ -96,7 +96,7 @@ static ssize_t pt_cap_show(struct device *cdev, container_of(attr, struct dev_ext_attribute, attr); enum pt_capabilities cap = (long)ea->var;
- return snprintf(buf, PAGE_SIZE, "%x\n", intel_pt_validate_hw_cap(cap)); + return sysfs_emit(buf, "%x\n", intel_pt_validate_hw_cap(cap)); }
static struct attribute_group pt_cap_group __ro_after_init = { -- 2.15.2
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