diff options
author | Jakub Kicinski <kuba@kernel.org> | 2020-11-06 17:32:55 -0800 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2020-11-06 17:33:38 -0800 |
commit | ae0d0bb29b311ee3c71c8796f76d309a3779c8d9 (patch) | |
tree | ae8e6f90d4eec5594bf42fe7aa9c3d989fc4317e /fs/btrfs/qgroup.c | |
parent | 9f32c27eb4fc4426eedd511697d921a932f7dba6 (diff) | |
parent | bf3e76289cd28b87f679cd53e26d67fd708d718a (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'fs/btrfs/qgroup.c')
-rw-r--r-- | fs/btrfs/qgroup.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index 580899bdb991..c54ea6586632 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -1026,6 +1026,10 @@ int btrfs_quota_enable(struct btrfs_fs_info *fs_info) btrfs_item_key_to_cpu(leaf, &found_key, slot); if (found_key.type == BTRFS_ROOT_REF_KEY) { + + /* Release locks on tree_root before we access quota_root */ + btrfs_release_path(path); + ret = add_qgroup_item(trans, quota_root, found_key.offset); if (ret) { @@ -1044,6 +1048,20 @@ int btrfs_quota_enable(struct btrfs_fs_info *fs_info) btrfs_abort_transaction(trans, ret); goto out_free_path; } + ret = btrfs_search_slot_for_read(tree_root, &found_key, + path, 1, 0); + if (ret < 0) { + btrfs_abort_transaction(trans, ret); + goto out_free_path; + } + if (ret > 0) { + /* + * Shouldn't happen, but in case it does we + * don't need to do the btrfs_next_item, just + * continue. + */ + continue; + } } ret = btrfs_next_item(tree_root, path); if (ret < 0) { |