18 static void bio_batch_end_io(struct bio *bio, int err)  in bio_batch_end_io()  argument
20 	struct bio_batch *bb = bio->bi_private;  in bio_batch_end_io()
26 	bio_put(bio);  in bio_batch_end_io()
49 	struct bio *bio;  in blkdev_issue_discard()  local
89 		bio = bio_alloc(gfp_mask, 1);  in blkdev_issue_discard()
90 		if (!bio) {  in blkdev_issue_discard()
111 		bio->bi_iter.bi_sector = sector;  in blkdev_issue_discard()
112 		bio->bi_end_io = bio_batch_end_io;  in blkdev_issue_discard()
113 		bio->bi_bdev = bdev;  in blkdev_issue_discard()
114 		bio->bi_private = &bb;  in blkdev_issue_discard()
116 		bio->bi_iter.bi_size = req_sects << 9;  in blkdev_issue_discard()
121 		submit_bio(type, bio);  in blkdev_issue_discard()
163 	struct bio *bio;  in blkdev_issue_write_same()  local
179 		bio = bio_alloc(gfp_mask, 1);  in blkdev_issue_write_same()
180 		if (!bio) {  in blkdev_issue_write_same()
185 		bio->bi_iter.bi_sector = sector;  in blkdev_issue_write_same()
186 		bio->bi_end_io = bio_batch_end_io;  in blkdev_issue_write_same()
187 		bio->bi_bdev = bdev;  in blkdev_issue_write_same()
188 		bio->bi_private = &bb;  in blkdev_issue_write_same()
189 		bio->bi_vcnt = 1;  in blkdev_issue_write_same()
190 		bio->bi_io_vec->bv_page = page;  in blkdev_issue_write_same()
191 		bio->bi_io_vec->bv_offset = 0;  in blkdev_issue_write_same()
192 		bio->bi_io_vec->bv_len = bdev_logical_block_size(bdev);  in blkdev_issue_write_same()
195 			bio->bi_iter.bi_size = max_write_same_sectors << 9;  in blkdev_issue_write_same()
199 			bio->bi_iter.bi_size = nr_sects << 9;  in blkdev_issue_write_same()
204 		submit_bio(REQ_WRITE | REQ_WRITE_SAME, bio);  in blkdev_issue_write_same()
233 	struct bio *bio;  in __blkdev_issue_zeroout()  local
244 		bio = bio_alloc(gfp_mask,  in __blkdev_issue_zeroout()
246 		if (!bio) {  in __blkdev_issue_zeroout()
251 		bio->bi_iter.bi_sector = sector;  in __blkdev_issue_zeroout()
252 		bio->bi_bdev   = bdev;  in __blkdev_issue_zeroout()
253 		bio->bi_end_io = bio_batch_end_io;  in __blkdev_issue_zeroout()
254 		bio->bi_private = &bb;  in __blkdev_issue_zeroout()
258 			ret = bio_add_page(bio, ZERO_PAGE(0), sz << 9, 0);  in __blkdev_issue_zeroout()
266 		submit_bio(WRITE, bio);  in __blkdev_issue_zeroout()