mm: vmscan: use sysfs_emit() to instead of scnprintf()

Replace open-coded snprintf() with sysfs_emit() to simplify the code. Link: https://lkml.kernel.org/r/[email protected] Signed-off-by: Xu Panda <[email protected]> Signed-off-by: Yang Yang <[email protected]> Signed-off-by: Andrew Morton <[email protected]>
kawasaki · Nov 30, 2022 · 8ef9c32 · 8ef9c32
1 parent 7e25de7
commit 8ef9c32
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/mm/vmscan.c b/mm/vmscan.c
@@ -5407,7 +5407,7 @@ static ssize_t show_enabled(struct kobject *kobj, struct kobj_attribute *attr, c
 	if (arch_has_hw_nonleaf_pmd_young() && get_cap(LRU_GEN_NONLEAF_YOUNG))
 		caps |= BIT(LRU_GEN_NONLEAF_YOUNG);
 
-	return snprintf(buf, PAGE_SIZE, "0x%04x\n", caps);
+	return sysfs_emit(buf, "0x%04x\n", caps);
 }
 
 /* see Documentation/admin-guide/mm/multigen_lru.rst for details */