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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2013-09-16 22:41:01 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-10-24 23:34:56 -0400 |
| commit | 6339dab869e07a81abd22970696dde6febee094a (patch) | |
| tree | f2b4796c5b63deaf3abc7b4ed5138035000898a6 | |
| parent | dup_mnt_ns(): get rid of pointless grabbing of vfsmount_lock (diff) | |
| download | linux-dev-6339dab869e07a81abd22970696dde6febee094a.tar.xz linux-dev-6339dab869e07a81abd22970696dde6febee094a.zip | |
do_remount(): pull touch_mnt_namespace() up
... and don't bother with dropping and regaining vfsmount_lock
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| -rw-r--r-- | fs/namespace.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/fs/namespace.c b/fs/namespace.c index 17ff1470b405..3ee6e59ead55 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -1849,14 +1849,10 @@ static int do_remount(struct path *path, int flags, int mnt_flags, br_write_lock(&vfsmount_lock); mnt_flags |= mnt->mnt.mnt_flags & MNT_PROPAGATION_MASK; mnt->mnt.mnt_flags = mnt_flags; - br_write_unlock(&vfsmount_lock); - } - up_write(&sb->s_umount); - if (!err) { - br_write_lock(&vfsmount_lock); touch_mnt_namespace(mnt->mnt_ns); br_write_unlock(&vfsmount_lock); } + up_write(&sb->s_umount); return err; } |