---

yaml --- r: 179407 b: refs/heads/master c: 8ad08d8 h: refs/heads/master i: 179405: 644b42c 179403: d64970c 179399: 2aa6c1a 179391: 43a1d6f v: v3
git-mirror · Jan 16, 2010 · 4c140a9 · 4c140a9
1 parent 8d66ab1
commit 4c140a9
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Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9b6e31021122babe3b3a67b102479f740928b5eb
+refs/heads/master: 8ad08d8a0c3823e9b06ef84c362c9361be323d2d
diff --git a/trunk/fs/namespace.c b/trunk/fs/namespace.c
@@ -965,10 +965,12 @@ EXPORT_SYMBOL(may_umount_tree);
 int may_umount(struct vfsmount *mnt)
 {
 	int ret = 1;
+	down_read(&namespace_sem);
 	spin_lock(&vfsmount_lock);
 	if (propagate_mount_busy(mnt, 2))
 		ret = 0;
 	spin_unlock(&vfsmount_lock);
+	up_read(&namespace_sem);
 	return ret;
 }