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-rw-r--r--fs/namespace.c8
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:
1091struct vfsmount *collect_mounts(struct vfsmount *mnt, struct dentry *dentry) 1091struct vfsmount *collect_mounts(struct vfsmount *mnt, struct dentry *dentry)
1092{ 1092{
1093 struct vfsmount *tree; 1093 struct vfsmount *tree;
1094 down_read(&namespace_sem); 1094 down_write(&namespace_sem);
1095 tree = copy_tree(mnt, dentry, CL_COPY_ALL | CL_PRIVATE); 1095 tree = copy_tree(mnt, dentry, CL_COPY_ALL | CL_PRIVATE);
1096 up_read(&namespace_sem); 1096 up_write(&namespace_sem);
1097 return tree; 1097 return tree;
1098} 1098}
1099 1099
1100void drop_collected_mounts(struct vfsmount *mnt) 1100void drop_collected_mounts(struct vfsmount *mnt)
1101{ 1101{
1102 LIST_HEAD(umount_list); 1102 LIST_HEAD(umount_list);
1103 down_read(&namespace_sem); 1103 down_write(&namespace_sem);
1104 spin_lock(&vfsmount_lock); 1104 spin_lock(&vfsmount_lock);
1105 umount_tree(mnt, 0, &umount_list); 1105 umount_tree(mnt, 0, &umount_list);
1106 spin_unlock(&vfsmount_lock); 1106 spin_unlock(&vfsmount_lock);
1107 up_read(&namespace_sem); 1107 up_write(&namespace_sem);
1108 release_mounts(&umount_list); 1108 release_mounts(&umount_list);
1109} 1109}
1110 1110