13 static sector_t bio_discard_limit(struct block_device *bdev, sector_t sector)  in bio_discard_limit()
16 	sector_t granularity_aligned_sector;  in bio_discard_limit()
38 int __blkdev_issue_discard(struct block_device *bdev, sector_t sector,  in __blkdev_issue_discard()
39 		sector_t nr_sects, gfp_t gfp_mask, struct bio **biop)  in __blkdev_issue_discard()
42 	sector_t bs_mask;  in __blkdev_issue_discard()
64 		sector_t req_sects =  in __blkdev_issue_discard()
97 int blkdev_issue_discard(struct block_device *bdev, sector_t sector,  in blkdev_issue_discard()
98 		sector_t nr_sects, gfp_t gfp_mask)  in blkdev_issue_discard()
119 		sector_t sector, sector_t nr_sects, gfp_t gfp_mask,  in __blkdev_issue_write_zeroes()
161 static unsigned int __blkdev_sectors_to_bio_pages(sector_t nr_sects)  in __blkdev_sectors_to_bio_pages()
163 	sector_t pages = DIV_ROUND_UP_SECTOR_T(nr_sects, PAGE_SIZE / 512);  in __blkdev_sectors_to_bio_pages()
165 	return min(pages, (sector_t)BIO_MAX_VECS);  in __blkdev_sectors_to_bio_pages()
169 		sector_t sector, sector_t nr_sects, gfp_t gfp_mask,  in __blkdev_issue_zero_pages()
185 			sz = min((sector_t) PAGE_SIZE, nr_sects << 9);  in __blkdev_issue_zero_pages()
218 int __blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,  in __blkdev_issue_zeroout()
219 		sector_t nr_sects, gfp_t gfp_mask, struct bio **biop,  in __blkdev_issue_zeroout()
223 	sector_t bs_mask;  in __blkdev_issue_zeroout()
252 int blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,  in blkdev_issue_zeroout()
253 		sector_t nr_sects, gfp_t gfp_mask, unsigned flags)  in blkdev_issue_zeroout()
256 	sector_t bs_mask;  in blkdev_issue_zeroout()
303 int blkdev_issue_secure_erase(struct block_device *bdev, sector_t sector,  in blkdev_issue_secure_erase()
304 		sector_t nr_sects, gfp_t gfp)  in blkdev_issue_secure_erase()
306 	sector_t bs_mask = (bdev_logical_block_size(bdev) >> 9) - 1;  in blkdev_issue_secure_erase()
326 		unsigned int len = min_t(sector_t, nr_sects, max_sectors);  in blkdev_issue_secure_erase()