2678 	struct queue_limits *data_limits = &bdev_get_queue(data_bdev)->limits;  in disable_passdown_if_not_supported()
3825 static void pool_io_hints(struct dm_target *ti, struct queue_limits *limits)  in pool_io_hints()  argument
3829 	sector_t io_opt_sectors = limits->io_opt >> SECTOR_SHIFT;  in pool_io_hints()
3840 	if (limits->max_sectors < pool->sectors_per_block) {  in pool_io_hints()
3841 		while (!is_factor(pool->sectors_per_block, limits->max_sectors)) {  in pool_io_hints()
3842 			if ((limits->max_sectors & (limits->max_sectors - 1)) == 0)  in pool_io_hints()
3843 				limits->max_sectors--;  in pool_io_hints()
3844 			limits->max_sectors = rounddown_pow_of_two(limits->max_sectors);  in pool_io_hints()
3854 		if (is_factor(pool->sectors_per_block, limits->max_sectors))  in pool_io_hints()
3855 			blk_limits_io_min(limits, limits->max_sectors << SECTOR_SHIFT);  in pool_io_hints()
3857 			blk_limits_io_min(limits, pool->sectors_per_block << SECTOR_SHIFT);  in pool_io_hints()
3858 		blk_limits_io_opt(limits, pool->sectors_per_block << SECTOR_SHIFT);  in pool_io_hints()
3873 		limits->discard_granularity = 0;  in pool_io_hints()
4249 static void thin_io_hints(struct dm_target *ti, struct queue_limits *limits)  in thin_io_hints()  argument
4257 	limits->discard_granularity = pool->sectors_per_block << SECTOR_SHIFT;  in thin_io_hints()
4258 	limits->max_discard_sectors = 2048 * 1024 * 16; /* 16G */  in thin_io_hints()