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Commit 4b824906 authored by Miao Xie's avatar Miao Xie Committed by Josef Bacik
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Btrfs: fix the qgroup reserved space is released prematurely 



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: default avatarMiao Xie <miaox@cn.fujitsu.com>
Signed-off-by: default avatarJosef Bacik <jbacik@fusionio.com>
parent cdb4c574

fs/btrfs/transaction.c

+2 −1
Original line number Diff line number Diff line
@@ -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);