fs/btrfs/extent-tree.c

2630 	spin_lock(&cache->space_info->lock);
2633 	btrfs_space_info_update_bytes_pinned(fs_info, cache->space_info,
2637 		cache->space_info->bytes_reserved -= num_bytes;
2640 	spin_unlock(&cache->space_info->lock);
2752 		   struct btrfs_space_info *space_info, u64 *empty_cluster)
2757 	if (btrfs_mixed_space_info(space_info))
2760 	if (space_info->flags & BTRFS_BLOCK_GROUP_METADATA) {
2766 	} else if ((space_info->flags & BTRFS_BLOCK_GROUP_DATA) &&
2780 	struct btrfs_space_info *space_info;
2804 						     cache->space_info,
2817 		space_info = cache->space_info;
2832 		spin_lock(&space_info->lock);
2835 		btrfs_space_info_update_bytes_pinned(fs_info, space_info, -len);
2836 		space_info->max_extent_size = 0;
2838 			space_info->bytes_readonly += len;
2842 			space_info->bytes_zone_unusable += len;
2847 		    global_rsv->space_info == space_info) {
2855 						space_info, to_add);
2864 			btrfs_try_granting_tickets(fs_info, space_info);
2865 		spin_unlock(&space_info->lock);
3848  * space_info::lock
3863 	struct btrfs_space_info *space_info = block_group->space_info;
3924 	spin_lock(&space_info->lock);
4026 	spin_unlock(&space_info->lock);
4273 					struct btrfs_space_info *space_info,
4286 	if (space_info->max_extent_size) {
4287 		spin_lock(&space_info->lock);
4288 		if (space_info->max_extent_size &&
4289 		    ffe_ctl->num_bytes > space_info->max_extent_size) {
4290 			ins->offset = space_info->max_extent_size;
4291 			spin_unlock(&space_info->lock);
4293 		} else if (space_info->max_extent_size) {
4296 		spin_unlock(&space_info->lock);
4299 	ffe_ctl->last_ptr = fetch_cluster_info(fs_info, space_info,
4360 			      struct btrfs_space_info *space_info,
4366 						    space_info, ins);
4407 	struct btrfs_space_info *space_info;
4438 	space_info = btrfs_find_space_info(fs_info, ffe_ctl->flags);
4439 	if (!space_info) {
4444 	ret = prepare_allocation(fs_info, ffe_ctl, space_info, ins);
4463 			down_read(&space_info->groups_sem);
4473 				up_read(&space_info->groups_sem);
4492 	down_read(&space_info->groups_sem);
4494 			    &space_info->block_groups[ffe_ctl->index], list) {
4630 	up_read(&space_info->groups_sem);
4643 		spin_lock(&space_info->lock);
4644 		space_info->max_extent_size = ffe_ctl->max_extent_size;
4645 		spin_unlock(&space_info->lock);
4999 	struct btrfs_space_info *space_info;
5023 	space_info = block_group->space_info;
5024 	spin_lock(&space_info->lock);
5026 	space_info->bytes_reserved += ins->offset;
5029 	spin_unlock(&space_info->lock);