40 int blkdev_issue_discard(struct block_device *bdev, sector_t sector,  in blkdev_issue_discard()  argument
44 	struct request_queue *q = bdev_get_queue(bdev);  in blkdev_issue_discard()
61 	alignment = (bdev_discard_alignment(bdev) >> 9) % granularity;  in blkdev_issue_discard()
103 		bio->bi_bdev = bdev;  in blkdev_issue_discard()
144 int blkdev_issue_write_same(struct block_device *bdev, sector_t sector,  in blkdev_issue_write_same()  argument
149 	struct request_queue *q = bdev_get_queue(bdev);  in blkdev_issue_write_same()
174 		bio->bi_bdev = bdev;  in blkdev_issue_write_same()
179 		bio->bi_io_vec->bv_len = bdev_logical_block_size(bdev);  in blkdev_issue_write_same()
215 static int __blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,  in __blkdev_issue_zeroout()  argument
238 		bio->bi_bdev   = bdev;  in __blkdev_issue_zeroout()
285 int blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,  in blkdev_issue_zeroout()  argument
288 	struct request_queue *q = bdev_get_queue(bdev);  in blkdev_issue_zeroout()
291 	    blkdev_issue_discard(bdev, sector, nr_sects, gfp_mask, 0) == 0)  in blkdev_issue_zeroout()
294 	if (bdev_write_same(bdev) &&  in blkdev_issue_zeroout()
295 	    blkdev_issue_write_same(bdev, sector, nr_sects, gfp_mask,  in blkdev_issue_zeroout()
299 	return __blkdev_issue_zeroout(bdev, sector, nr_sects, gfp_mask);  in blkdev_issue_zeroout()