Searched refs:used_bg (Results 1 – 1 of 1) sorted by relevance
3790 struct btrfs_block_group *used_bg = NULL; in btrfs_lock_cluster() local3794 used_bg = cluster->block_group; in btrfs_lock_cluster()3795 if (!used_bg) in btrfs_lock_cluster()3798 if (used_bg == block_group) in btrfs_lock_cluster()3799 return used_bg; in btrfs_lock_cluster()3801 btrfs_get_block_group(used_bg); in btrfs_lock_cluster()3804 return used_bg; in btrfs_lock_cluster()3806 if (down_read_trylock(&used_bg->data_rwsem)) in btrfs_lock_cluster()3807 return used_bg; in btrfs_lock_cluster()3812 down_read_nested(&used_bg->data_rwsem, SINGLE_DEPTH_NESTING); in btrfs_lock_cluster()[all …]