The commit fcebe4562dec ("Btrfs: rework qgroup accounting") reworked qgroups and added some new structures. Another rework of qgroup mechanics e69bcee37692 ("btrfs: qgroup: Cleanup the old ref_node-oriented mechanism.") stopped using them and left uncleaned.
Signed-off-by: David Sterba <dste...@suse.com> --- fs/btrfs/ctree.h | 3 --- fs/btrfs/disk-io.c | 3 --- 2 files changed, 6 deletions(-) diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 1d1e12400552..5d85c55032dd 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1092,10 +1092,7 @@ struct btrfs_fs_info { /* holds configuration and tracking. Protected by qgroup_lock */ struct rb_root qgroup_tree; - struct rb_root qgroup_op_tree; spinlock_t qgroup_lock; - spinlock_t qgroup_op_lock; - atomic_t qgroup_op_seq; /* * used to avoid frequently calling ulist_alloc()/ulist_free() diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 8740152cce1f..c3b89584dad6 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2174,7 +2174,6 @@ static void btrfs_init_qgroup(struct btrfs_fs_info *fs_info) spin_lock_init(&fs_info->qgroup_lock); mutex_init(&fs_info->qgroup_ioctl_lock); fs_info->qgroup_tree = RB_ROOT; - fs_info->qgroup_op_tree = RB_ROOT; INIT_LIST_HEAD(&fs_info->dirty_qgroups); fs_info->qgroup_seq = 1; fs_info->qgroup_ulist = NULL; @@ -2679,7 +2678,6 @@ int open_ctree(struct super_block *sb, spin_lock_init(&fs_info->defrag_inodes_lock); spin_lock_init(&fs_info->tree_mod_seq_lock); spin_lock_init(&fs_info->super_lock); - spin_lock_init(&fs_info->qgroup_op_lock); spin_lock_init(&fs_info->buffer_lock); spin_lock_init(&fs_info->unused_bgs_lock); rwlock_init(&fs_info->tree_mod_log_lock); @@ -2706,7 +2704,6 @@ int open_ctree(struct super_block *sb, atomic_set(&fs_info->async_delalloc_pages, 0); atomic_set(&fs_info->defrag_running, 0); - atomic_set(&fs_info->qgroup_op_seq, 0); atomic_set(&fs_info->reada_works_cnt, 0); atomic_set(&fs_info->nr_delayed_iputs, 0); atomic64_set(&fs_info->tree_mod_seq, 0); -- 2.21.0