On Thu, Apr 26, 2012 at 12:04:51AM +0800, Daniel J Blueman wrote:
> Correctly drop locks during error cases.
>
> Signed-off-by: Daniel J Blueman <dan...@quora.org>
> ---
> fs/btrfs/transaction.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
> index 11b77a5..ede3988 100644
> --- a/fs/btrfs/transaction.c
> +++ b/fs/btrfs/transaction.c
> @@ -73,8 +73,11 @@ loop:
>
> cur_trans = root->fs_info->running_transaction;
> if (cur_trans) {
> - if (cur_trans->aborted)
> + if (cur_trans->aborted) {
> + spin_unlock(&root->fs_info->trans_lock);
> return cur_trans->aborted;
> + }
> +
> atomic_inc(&cur_trans->use_count);
> atomic_inc(&cur_trans->num_writers);
> cur_trans->num_joined++;
> @@ -1400,6 +1403,7 @@ int btrfs_commit_transaction(struct btrfs_trans_handle
> *trans,
> ret = commit_fs_roots(trans, root);
> if (ret) {
> mutex_unlock(&root->fs_info->tree_log_mutex);
> + mutex_unlock(&root->fs_info->reloc_mutex);
> goto cleanup_transaction;
> }
>
> @@ -1411,6 +1415,7 @@ int btrfs_commit_transaction(struct btrfs_trans_handle
> *trans,
> ret = commit_cowonly_roots(trans, root);
> if (ret) {
> mutex_unlock(&root->fs_info->tree_log_mutex);
> + mutex_unlock(&root->fs_info->reloc_mutex);
> goto cleanup_transaction;
> }
>
> --
> 1.7.9.5
>
Reviewed-by: Josef Bacik <jo...@redhat.com>
Thanks,
Josef
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