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12cfbc0
2010 Nov 25
0
[RFC PATCH 2/4] Btrfs: add MS_RDONLY to avoid backgroud writeback
...t transaction is forbiddened.
Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
---
fs/btrfs/transaction.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 1fffbc0..45c76b9 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -1188,6 +1188,13 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
unsigned long now = get_seconds();
int flush_on_commit = btrfs_test_opt(root, FLUSHONCOMMIT);
+ /*
+ * Since some error may force bt...