diff options
Diffstat (limited to 'sys/fs/nullfs')
-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 e39dd8f..97f8f13 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; } |