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Btrfs: fix the qgroup reserved space is released prematurely

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In start_transactio(), we will try to join the transaction again after
the current transaction is committed, so we should not release the
reserved space of the qgroup. Fix it.

Cc: Arne Jansen <sensille@gmx.net>
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
This commit is contained in:
Miao Xie 2013-02-20 09:13:32 +00:00 committed by Josef Bacik
parent cdb4c5748c
commit 4b82490649
1 changed files with 2 additions and 1 deletions
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3
fs/btrfs/transaction.c
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@ -383,7 +383,7 @@ start_transaction(struct btrfs_root *root, u64 num_items, int type,
h->block_rsv = NULL;
h->orig_rsv = NULL;
h->aborted = 0;
h->qgroup_reserved = qgroup_reserved;
h->qgroup_reserved = 0;
h->delayed_ref_elem.seq = 0;
h->type = type;
h->allocating_chunk = false;
@ -402,6 +402,7 @@ start_transaction(struct btrfs_root *root, u64 num_items, int type,
h->block_rsv = &root->fs_info->trans_block_rsv;
h->bytes_reserved = num_bytes;
}
h->qgroup_reserved = qgroup_reserved;
got_it:
btrfs_record_root_in_trans(h, root);