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path: root/fs/btrfs/free-space-cache.c
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Diffstat (limited to 'fs/btrfs/free-space-cache.c')
-rw-r--r--fs/btrfs/free-space-cache.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index 9dbe5b548..fb5a6b1c6 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -231,6 +231,7 @@ int btrfs_truncate_free_space_cache(struct btrfs_root *root,
{
int ret = 0;
struct btrfs_path *path = btrfs_alloc_path();
+ bool locked = false;
if (!path) {
ret = -ENOMEM;
@@ -238,6 +239,7 @@ int btrfs_truncate_free_space_cache(struct btrfs_root *root,
}
if (block_group) {
+ locked = true;
mutex_lock(&trans->transaction->cache_write_mutex);
if (!list_empty(&block_group->io_list)) {
list_del_init(&block_group->io_list);
@@ -269,18 +271,14 @@ int btrfs_truncate_free_space_cache(struct btrfs_root *root,
*/
ret = btrfs_truncate_inode_items(trans, root, inode,
0, BTRFS_EXTENT_DATA_KEY);
- if (ret) {
- mutex_unlock(&trans->transaction->cache_write_mutex);
- btrfs_abort_transaction(trans, root, ret);
- return ret;
- }
+ if (ret)
+ goto fail;
ret = btrfs_update_inode(trans, root, inode);
- if (block_group)
- mutex_unlock(&trans->transaction->cache_write_mutex);
-
fail:
+ if (locked)
+ mutex_unlock(&trans->transaction->cache_write_mutex);
if (ret)
btrfs_abort_transaction(trans, root, ret);