2108 	struct pool_c *pt = pool->ti->private;  in set_pool_mode()  local
2202 	pt->adjusted_pf.mode = new_mode;  in set_pool_mode()
2380 	struct pool_c *pt = container_of(cb, struct pool_c, callbacks);  in pool_is_congested()  local
2383 	if (get_pool_mode(pt->pool) == PM_OUT_OF_DATA_SPACE)  in pool_is_congested()
2386 	q = bdev_get_queue(pt->data_dev->bdev);  in pool_is_congested()
2408 static bool data_dev_supports_discard(struct pool_c *pt)  in data_dev_supports_discard()  argument
2410 	struct request_queue *q = bdev_get_queue(pt->data_dev->bdev);  in data_dev_supports_discard()
2424 static void disable_passdown_if_not_supported(struct pool_c *pt)  in disable_passdown_if_not_supported()  argument
2426 	struct pool *pool = pt->pool;  in disable_passdown_if_not_supported()
2427 	struct block_device *data_bdev = pt->data_dev->bdev;  in disable_passdown_if_not_supported()
2433 	if (!pt->adjusted_pf.discard_passdown)  in disable_passdown_if_not_supported()
2436 	if (!data_dev_supports_discard(pt))  in disable_passdown_if_not_supported()
2450 		pt->adjusted_pf.discard_passdown = false;  in disable_passdown_if_not_supported()
2456 	struct pool_c *pt = ti->private;  in bind_control_target()  local
2462 	enum pool_mode new_mode = pt->adjusted_pf.mode;  in bind_control_target()
2469 	pt->adjusted_pf.mode = old_mode;  in bind_control_target()
2472 	pool->pf = pt->adjusted_pf;  in bind_control_target()
2473 	pool->low_water_blocks = pt->low_water_blocks;  in bind_control_target()
2703 	struct pool_c *pt = ti->private;  in pool_dtr()  local
2707 	unbind_control_target(pt->pool, ti);  in pool_dtr()
2708 	__pool_dec(pt->pool);  in pool_dtr()
2709 	dm_put_device(ti, pt->metadata_dev);  in pool_dtr()
2710 	dm_put_device(ti, pt->data_dev);  in pool_dtr()
2711 	kfree(pt);  in pool_dtr()
2816 static dm_block_t calc_metadata_threshold(struct pool_c *pt)  in calc_metadata_threshold()  argument
2823 	dm_block_t quarter = get_metadata_dev_size_in_blocks(pt->metadata_dev->bdev) / 4;  in calc_metadata_threshold()
2843 	struct pool_c *pt;  in pool_ctr()  local
2906 	pt = kzalloc(sizeof(*pt), GFP_KERNEL);  in pool_ctr()
2907 	if (!pt) {  in pool_ctr()
2931 	pt->pool = pool;  in pool_ctr()
2932 	pt->ti = ti;  in pool_ctr()
2933 	pt->metadata_dev = metadata_dev;  in pool_ctr()
2934 	pt->data_dev = data_dev;  in pool_ctr()
2935 	pt->low_water_blocks = low_water_blocks;  in pool_ctr()
2936 	pt->adjusted_pf = pt->requested_pf = pf;  in pool_ctr()
2955 	ti->private = pt;  in pool_ctr()
2957 	r = dm_pool_register_metadata_threshold(pt->pool->pmd,  in pool_ctr()
2958 						calc_metadata_threshold(pt),  in pool_ctr()
2964 	pt->callbacks.congested_fn = pool_is_congested;  in pool_ctr()
2965 	dm_table_add_target_callbacks(ti->table, &pt->callbacks);  in pool_ctr()
2974 	kfree(pt);  in pool_ctr()
2988 	struct pool_c *pt = ti->private;  in pool_map()  local
2989 	struct pool *pool = pt->pool;  in pool_map()
2996 	bio->bi_bdev = pt->data_dev->bdev;  in pool_map()
3006 	struct pool_c *pt = ti->private;  in maybe_resize_data_dev()  local
3007 	struct pool *pool = pt->pool;  in maybe_resize_data_dev()
3054 	struct pool_c *pt = ti->private;  in maybe_resize_metadata_dev()  local
3055 	struct pool *pool = pt->pool;  in maybe_resize_metadata_dev()
3113 	struct pool_c *pt = ti->private;  in pool_preresume()  local
3114 	struct pool *pool = pt->pool;  in pool_preresume()
3163 	struct pool_c *pt = ti->private;  in pool_resume()  local
3164 	struct pool *pool = pt->pool;  in pool_resume()
3184 	struct pool_c *pt = ti->private;  in pool_presuspend()  local
3185 	struct pool *pool = pt->pool;  in pool_presuspend()
3197 	struct pool_c *pt = ti->private;  in pool_presuspend_undo()  local
3198 	struct pool *pool = pt->pool;  in pool_presuspend_undo()
3210 	struct pool_c *pt = ti->private;  in pool_postsuspend()  local
3211 	struct pool *pool = pt->pool;  in pool_postsuspend()
3386 	struct pool_c *pt = ti->private;  in pool_message()  local
3387 	struct pool *pool = pt->pool;  in pool_message()
3464 	struct pool_c *pt = ti->private;  in pool_status()  local
3465 	struct pool *pool = pt->pool;  in pool_status()
3555 		       format_dev_t(buf, pt->metadata_dev->bdev->bd_dev),  in pool_status()
3556 		       format_dev_t(buf2, pt->data_dev->bdev->bd_dev),  in pool_status()
3558 		       (unsigned long long)pt->low_water_blocks);  in pool_status()
3559 		emit_flags(&pt->requested_pf, result, sz, maxlen);  in pool_status()
3571 	struct pool_c *pt = ti->private;  in pool_iterate_devices()  local
3573 	return fn(ti, pt->data_dev, 0, ti->len, data);  in pool_iterate_devices()
3579 	struct pool_c *pt = ti->private;  in pool_merge()  local
3580 	struct request_queue *q = bdev_get_queue(pt->data_dev->bdev);  in pool_merge()
3585 	bvm->bi_bdev = pt->data_dev->bdev;  in pool_merge()
3590 static void set_discard_limits(struct pool_c *pt, struct queue_limits *limits)  in set_discard_limits()  argument
3592 	struct pool *pool = pt->pool;  in set_discard_limits()
3600 	if (pt->adjusted_pf.discard_passdown) {  in set_discard_limits()
3601 		data_limits = &bdev_get_queue(pt->data_dev->bdev)->limits;  in set_discard_limits()
3610 	struct pool_c *pt = ti->private;  in pool_io_hints()  local
3611 	struct pool *pool = pt->pool;  in pool_io_hints()
3649 	if (!pt->adjusted_pf.discard_enabled) {  in pool_io_hints()
3660 	disable_passdown_if_not_supported(pt);  in pool_io_hints()
3662 	set_discard_limits(pt, limits);  in pool_io_hints()