diff options
| -rw-r--r-- | fs/namespace.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/namespace.c b/fs/namespace.c index 678f7ce060f2..af2fb3707d0a 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -1091,20 +1091,20 @@ Enomem: struct vfsmount *collect_mounts(struct vfsmount *mnt, struct dentry *dentry) { struct vfsmount *tree; - down_read(&namespace_sem); + down_write(&namespace_sem); tree = copy_tree(mnt, dentry, CL_COPY_ALL | CL_PRIVATE); - up_read(&namespace_sem); + up_write(&namespace_sem); return tree; } void drop_collected_mounts(struct vfsmount *mnt) { LIST_HEAD(umount_list); - down_read(&namespace_sem); + down_write(&namespace_sem); spin_lock(&vfsmount_lock); umount_tree(mnt, 0, &umount_list); spin_unlock(&vfsmount_lock); - up_read(&namespace_sem); + up_write(&namespace_sem); release_mounts(&umount_list); } |