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authorIngo Molnar <mingo@kernel.org>2017-11-29 09:11:24 +0300
committerIngo Molnar <mingo@kernel.org>2017-11-29 09:11:24 +0300
commit4fc31ba13d052c2933bf91095c063cf9a39effd0 (patch)
treebeabb73c2fe245e6541126732895da62e55bc8ee /fs/namespace.c
parent0e18dd12064e07519f7cbff4149ca7fff620cbed (diff)
parentb29c6ef7bb1257853c1e31616d84f55e561cf631 (diff)
downloadlinux-4fc31ba13d052c2933bf91095c063cf9a39effd0.tar.xz
Merge branch 'linus' into perf/urgent, to pick up dependent commits
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs/namespace.c')
-rw-r--r--fs/namespace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/namespace.c b/fs/namespace.c
index d18deb4c410b..e158ec6b527b 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -353,7 +353,7 @@ int __mnt_want_write(struct vfsmount *m)
* incremented count after it has set MNT_WRITE_HOLD.
*/
smp_mb();
- while (ACCESS_ONCE(mnt->mnt.mnt_flags) & MNT_WRITE_HOLD)
+ while (READ_ONCE(mnt->mnt.mnt_flags) & MNT_WRITE_HOLD)
cpu_relax();
/*
* After the slowpath clears MNT_WRITE_HOLD, mnt_is_readonly will