diff options
| author | Peter Holm <pho@FreeBSD.org> | 2011-10-31 09:22:09 +0000 |
|---|---|---|
| committer | Peter Holm <pho@FreeBSD.org> | 2011-10-31 09:22:09 +0000 |
| commit | e8ca6e24fb41f4d891ad0314b2aab0897d495e76 (patch) | |
| tree | 9cfea8c42358661d2a0b9af0fb29a9ab9a8c7a45 | |
| parent | 0523b6821a42271d7f05439046627a9ec91dcf08 (diff) | |
Notes
| -rw-r--r-- | sys/fs/nullfs/null_vfsops.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/sys/fs/nullfs/null_vfsops.c b/sys/fs/nullfs/null_vfsops.c index 7bd4ab7d2794..ac5cf085dd72 100644 --- a/sys/fs/nullfs/null_vfsops.c +++ b/sys/fs/nullfs/null_vfsops.c @@ -104,11 +104,10 @@ nullfs_mount(struct mount *mp) return (EINVAL); /* - * Unlock lower node to avoid deadlock. - * (XXX) VOP_ISLOCKED is needed? + * Unlock lower node to avoid possible deadlock. */ if ((mp->mnt_vnodecovered->v_op == &null_vnodeops) && - VOP_ISLOCKED(mp->mnt_vnodecovered)) { + VOP_ISLOCKED(mp->mnt_vnodecovered) == LK_EXCLUSIVE) { VOP_UNLOCK(mp->mnt_vnodecovered, 0); isvnunlocked = 1; } |