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From: Wang Shilong <wangshilong1991@gmail.com>
To: linux-btrfs@vger.kernel.org
Cc: wangsl.fnst@cn.fujitsu.com
Subject: [PATCH 2/2] Btrfs: skip building backref tree for uuid and quota tree when doing balance relocation
Date: Tue, 10 Dec 2013 00:14:34 +0800	[thread overview]
Message-ID: <1386605674-3320-2-git-send-email-wangshilong1991@gmail.com> (raw)
In-Reply-To: <1386605674-3320-1-git-send-email-wangshilong1991@gmail.com>

From: Wang Shilong <wangsl.fnst@cn.fujitsu.com>

Quota tree and UUID Tree is only cowed, they can not be snapshoted.

Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
---
 fs/btrfs/relocation.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 4dc7f26..df6e18e 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -571,7 +571,9 @@ static int is_cowonly_root(u64 root_objectid)
 	    root_objectid == BTRFS_CHUNK_TREE_OBJECTID ||
 	    root_objectid == BTRFS_DEV_TREE_OBJECTID ||
 	    root_objectid == BTRFS_TREE_LOG_OBJECTID ||
-	    root_objectid == BTRFS_CSUM_TREE_OBJECTID)
+	    root_objectid == BTRFS_CSUM_TREE_OBJECTID ||
+	    root_objectid == BTRFS_UUID_TREE_OBJECTID ||
+	    root_objectid == BTRFS_QUOTA_TREE_OBJECTID)
 		return 1;
 	return 0;
 }
-- 
1.8.4


  reply	other threads:[~2013-12-09 16:14 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-09 16:14 [PATCH 1/2] Btrfs: fix an oops when doing balance relocation Wang Shilong
2013-12-09 16:14 ` Wang Shilong [this message]
2013-12-10  1:42 ` Wang Shilong
2013-12-10 13:06   ` Shilong Wang

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