33 	struct btrfs_free_space_ctl *ctl = root->free_ino_ctl;  in caching_kthread()  local
109 			__btrfs_add_free_space(fs_info, ctl, last + 1,  in caching_kthread()
120 		__btrfs_add_free_space(fs_info, ctl, last + 1,  in caching_kthread()
142 	struct btrfs_free_space_ctl *ctl = root->free_ino_ctl;  in start_caching()  local
177 		__btrfs_add_free_space(fs_info, ctl, objectid,  in start_caching()
254 	struct btrfs_free_space_ctl *ctl = root->free_ino_ctl;  in btrfs_unpin_free_ino()  local
284 			__btrfs_add_free_space(root->fs_info, ctl,  in btrfs_unpin_free_ino()
297 static void recalculate_thresholds(struct btrfs_free_space_ctl *ctl)  in recalculate_thresholds()  argument
304 	n = rb_last(&ctl->free_space_offset);  in recalculate_thresholds()
306 		ctl->extents_thresh = INIT_THRESHOLD;  in recalculate_thresholds()
319 	if (max_bitmaps <= ctl->total_bitmaps) {  in recalculate_thresholds()
320 		ctl->extents_thresh = 0;  in recalculate_thresholds()
324 	ctl->extents_thresh = (max_bitmaps - ctl->total_bitmaps) *  in recalculate_thresholds()
332 static bool use_bitmap(struct btrfs_free_space_ctl *ctl,  in use_bitmap()  argument
335 	if (ctl->free_extents < ctl->extents_thresh ||  in use_bitmap()
347 static void pinned_recalc_thresholds(struct btrfs_free_space_ctl *ctl)  in pinned_recalc_thresholds()  argument
351 static bool pinned_use_bitmap(struct btrfs_free_space_ctl *ctl,  in pinned_use_bitmap()  argument
371 	struct btrfs_free_space_ctl *ctl = root->free_ino_ctl;  in btrfs_init_free_ino_ctl()  local
374 	spin_lock_init(&ctl->tree_lock);  in btrfs_init_free_ino_ctl()
375 	ctl->unit = 1;  in btrfs_init_free_ino_ctl()
376 	ctl->start = 0;  in btrfs_init_free_ino_ctl()
377 	ctl->private = NULL;  in btrfs_init_free_ino_ctl()
378 	ctl->op = &free_ino_op;  in btrfs_init_free_ino_ctl()
379 	INIT_LIST_HEAD(&ctl->trimming_ranges);  in btrfs_init_free_ino_ctl()
380 	mutex_init(&ctl->cache_writeout_mutex);  in btrfs_init_free_ino_ctl()
387 	ctl->extents_thresh = INIT_THRESHOLD;  in btrfs_init_free_ino_ctl()
401 	struct btrfs_free_space_ctl *ctl = root->free_ino_ctl;  in btrfs_save_ino_cache()  local
489 	spin_lock(&ctl->tree_lock);  in btrfs_save_ino_cache()
490 	prealloc = sizeof(struct btrfs_free_space) * ctl->free_extents;  in btrfs_save_ino_cache()
492 	prealloc += ctl->total_bitmaps * PAGE_SIZE;  in btrfs_save_ino_cache()
493 	spin_unlock(&ctl->tree_lock);  in btrfs_save_ino_cache()