Wang shilong
2013-Feb-20 14:16 UTC
[PATCH 2/2] Btrfs: fix missing release of qgroup reservation in commit_transaction()
From: Miao Xie <miaox@cn.fujitsu.com>
We forget to free qgroup reservation in commit_transaction(),fix it.
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Wang Shilong <wangsl-fnst@cn.fujitsu.com>
Cc: Arne Jansen <sensille@gmx.net>
---
fs/btrfs/transaction.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index fc03aa6..b8d4a6a 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -1494,6 +1494,10 @@ int btrfs_commit_transaction(struct btrfs_trans_handle
*trans,
btrfs_trans_release_metadata(trans, root);
trans->block_rsv = NULL;
+ if (trans->qgroup_reserved) {
+ btrfs_qgroup_free(root, trans->qgroup_reserved);
+ trans->qgroup_reserved = 0;
+ }
cur_trans = trans->transaction;
@@ -1772,6 +1776,10 @@ int btrfs_commit_transaction(struct btrfs_trans_handle
*trans,
cleanup_transaction:
btrfs_trans_release_metadata(trans, root);
trans->block_rsv = NULL;
+ if (trans->qgroup_reserved) {
+ btrfs_qgroup_free(root, trans->qgroup_reserved);
+ trans->qgroup_reserved = 0;
+ }
btrfs_printk(root->fs_info, "Skipping commit of aborted
transaction.\n");
// WARN_ON(1);
if (current->journal_info == trans)
--
1.7.11.7
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