From 7d9eb12c8739e7dc80c78c6b3596f912ecd8f941 Mon Sep 17 00:00:00 2001
From: Chris Mason <chris.mason@oracle.com>
Date: Tue, 8 Jul 2008 14:19:17 -0400
Subject: Btrfs: Add locking around volume management (device
 add/remove/balance)

Signed-off-by: Chris Mason <chris.mason@oracle.com>
---
 fs/btrfs/ctree.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'fs/btrfs/ctree.h')

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index a28796482b4a..f3783dbd9b60 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -523,6 +523,7 @@ struct btrfs_fs_info {
 	struct mutex alloc_mutex;
 	struct mutex chunk_mutex;
 	struct mutex drop_mutex;
+	struct mutex volume_mutex;
 	struct list_head trans_list;
 	struct list_head hashers;
 	struct list_head dead_roots;
-- 
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