1 files changed, 3 insertions, 43 deletions

diff --git a/mm/slub.c b/mm/slub.c
index 829985d7c7c5..fd0b196fdaaf 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -5335,61 +5335,21 @@ static ssize_t red_zone_show(struct kmem_cache *s, char *buf)
 	return sprintf(buf, "%d\n", !!(s->flags & SLAB_RED_ZONE));
 }
 
-static ssize_t red_zone_store(struct kmem_cache *s,
-				const char *buf, size_t length)
-{
-	if (any_slab_objects(s))
-		return -EBUSY;
-
-	s->flags &= ~SLAB_RED_ZONE;
-	if (buf[0] == '1') {
-		s->flags |= SLAB_RED_ZONE;
-	}
-	calculate_sizes(s, -1);
-	return length;
-}
-SLAB_ATTR(red_zone);
+SLAB_ATTR_RO(red_zone);
 
 static ssize_t poison_show(struct kmem_cache *s, char *buf)
 {
 	return sprintf(buf, "%d\n", !!(s->flags & SLAB_POISON));
 }
 
-static ssize_t poison_store(struct kmem_cache *s,
-				const char *buf, size_t length)
-{
-	if (any_slab_objects(s))
-		return -EBUSY;
-
-	s->flags &= ~SLAB_POISON;
-	if (buf[0] == '1') {
-		s->flags |= SLAB_POISON;
-	}
-	calculate_sizes(s, -1);
-	return length;
-}
-SLAB_ATTR(poison);
+SLAB_ATTR_RO(poison);
 
 static ssize_t store_user_show(struct kmem_cache *s, char *buf)
 {
 	return sprintf(buf, "%d\n", !!(s->flags & SLAB_STORE_USER));
 }
 
-static ssize_t store_user_store(struct kmem_cache *s,
-				const char *buf, size_t length)
-{
-	if (any_slab_objects(s))
-		return -EBUSY;
-
-	s->flags &= ~SLAB_STORE_USER;
-	if (buf[0] == '1') {
-		s->flags &= ~__CMPXCHG_DOUBLE;
-		s->flags |= SLAB_STORE_USER;
-	}
-	calculate_sizes(s, -1);
-	return length;
-}
-SLAB_ATTR(store_user);
+SLAB_ATTR_RO(store_user);
 
 static ssize_t validate_show(struct kmem_cache *s, char *buf)
 {