19 	struct btrfs_free_space_ctl *ctl = root->free_ino_ctl;  in caching_kthread()  local
93 			__btrfs_add_free_space(fs_info, ctl, last + 1,  in caching_kthread()
104 		__btrfs_add_free_space(fs_info, ctl, last + 1,  in caching_kthread()
126 	struct btrfs_free_space_ctl *ctl = root->free_ino_ctl;  in start_caching()  local
160 		__btrfs_add_free_space(fs_info, ctl, objectid,  in start_caching()
235 	struct btrfs_free_space_ctl *ctl = root->free_ino_ctl;  in btrfs_unpin_free_ino()  local
265 			__btrfs_add_free_space(root->fs_info, ctl,  in btrfs_unpin_free_ino()
278 static void recalculate_thresholds(struct btrfs_free_space_ctl *ctl)  in recalculate_thresholds()  argument
285 	n = rb_last(&ctl->free_space_offset);  in recalculate_thresholds()
287 		ctl->extents_thresh = INIT_THRESHOLD;  in recalculate_thresholds()
300 	if (max_bitmaps <= ctl->total_bitmaps) {  in recalculate_thresholds()
301 		ctl->extents_thresh = 0;  in recalculate_thresholds()
305 	ctl->extents_thresh = (max_bitmaps - ctl->total_bitmaps) *  in recalculate_thresholds()
313 static bool use_bitmap(struct btrfs_free_space_ctl *ctl,  in use_bitmap()  argument
316 	if (ctl->free_extents < ctl->extents_thresh ||  in use_bitmap()
328 static void pinned_recalc_thresholds(struct btrfs_free_space_ctl *ctl)  in pinned_recalc_thresholds()  argument
332 static bool pinned_use_bitmap(struct btrfs_free_space_ctl *ctl,  in pinned_use_bitmap()  argument
352 	struct btrfs_free_space_ctl *ctl = root->free_ino_ctl;  in btrfs_init_free_ino_ctl()  local
355 	spin_lock_init(&ctl->tree_lock);  in btrfs_init_free_ino_ctl()
356 	ctl->unit = 1;  in btrfs_init_free_ino_ctl()
357 	ctl->start = 0;  in btrfs_init_free_ino_ctl()
358 	ctl->private = NULL;  in btrfs_init_free_ino_ctl()
359 	ctl->op = &free_ino_op;  in btrfs_init_free_ino_ctl()
360 	INIT_LIST_HEAD(&ctl->trimming_ranges);  in btrfs_init_free_ino_ctl()
361 	mutex_init(&ctl->cache_writeout_mutex);  in btrfs_init_free_ino_ctl()
368 	ctl->extents_thresh = INIT_THRESHOLD;  in btrfs_init_free_ino_ctl()
382 	struct btrfs_free_space_ctl *ctl = root->free_ino_ctl;  in btrfs_save_ino_cache()  local
470 	spin_lock(&ctl->tree_lock);  in btrfs_save_ino_cache()
471 	prealloc = sizeof(struct btrfs_free_space) * ctl->free_extents;  in btrfs_save_ino_cache()
473 	prealloc += ctl->total_bitmaps * PAGE_SIZE;  in btrfs_save_ino_cache()
474 	spin_unlock(&ctl->tree_lock);  in btrfs_save_ino_cache()