Home Home > GIT Browse > stable
summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJiri Slaby <jslaby@suse.cz>2019-05-17 06:38:43 +0200
committerJiri Slaby <jslaby@suse.cz>2019-05-17 06:38:46 +0200
commitf5c93e26e2e4870ad1620a312e16f94568618045 (patch)
tree2caf1995c9b0a722bd4a7a7a2b9139fa330e5cac
parent4d44a923b03a27461ff03bd25da20f61b87f4e9b (diff)
kernfs: fix barrier usage in __kernfs_new_node() (bnc#1012628).
-rw-r--r--fs/kernfs/dir.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c
index b84d635567d3..1e7a74b8e064 100644
--- a/fs/kernfs/dir.c
+++ b/fs/kernfs/dir.c
@@ -650,11 +650,10 @@ static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root,
kn->id.generation = gen;
/*
- * set ino first. This barrier is paired with atomic_inc_not_zero in
+ * set ino first. This RELEASE is paired with atomic_inc_not_zero in
* kernfs_find_and_get_node_by_ino
*/
- smp_mb__before_atomic();
- atomic_set(&kn->count, 1);
+ atomic_set_release(&kn->count, 1);
atomic_set(&kn->active, KN_DEACTIVATED_BIAS);
RB_CLEAR_NODE(&kn->rb);