278 	struct btrfs_block_rsv *global_rsv = &fs_info->global_block_rsv;  in btrfs_block_rsv_release()  local
287 		target = global_rsv;  in btrfs_block_rsv_release()
288 	else if (block_rsv != global_rsv && !delayed_rsv->full)  in btrfs_block_rsv_release()
329 	struct btrfs_block_rsv *global_rsv = &fs_info->global_block_rsv;  in btrfs_cond_migrate_bytes()  local
332 	if (global_rsv->space_info != dest->space_info)  in btrfs_cond_migrate_bytes()
335 	spin_lock(&global_rsv->lock);  in btrfs_cond_migrate_bytes()
336 	min_bytes = div_factor(global_rsv->size, min_factor);  in btrfs_cond_migrate_bytes()
337 	if (global_rsv->reserved < min_bytes + num_bytes) {  in btrfs_cond_migrate_bytes()
338 		spin_unlock(&global_rsv->lock);  in btrfs_cond_migrate_bytes()
341 	global_rsv->reserved -= num_bytes;  in btrfs_cond_migrate_bytes()
342 	if (global_rsv->reserved < global_rsv->size)  in btrfs_cond_migrate_bytes()
343 		global_rsv->full = 0;  in btrfs_cond_migrate_bytes()
344 	spin_unlock(&global_rsv->lock);  in btrfs_cond_migrate_bytes()
481 	struct btrfs_block_rsv *global_rsv = &fs_info->global_block_rsv;  in btrfs_use_block_rsv()  local
528 	    block_rsv->space_info == global_rsv->space_info) {  in btrfs_use_block_rsv()
529 		ret = btrfs_block_rsv_use_bytes(global_rsv, blocksize);  in btrfs_use_block_rsv()
531 			return global_rsv;  in btrfs_use_block_rsv()