105 	struct bio_vec bv, bvprv, *bvprvp = NULL;  in blk_bio_segment_split()  local
113 	bio_for_each_segment(bv, bio, iter) {  in blk_bio_segment_split()
118 		if (bvprvp && bvec_gap_to_prev(q, bvprvp, bv.bv_offset))  in blk_bio_segment_split()
121 		if (sectors + (bv.bv_len >> 9) > max_sectors) {  in blk_bio_segment_split()
135 			if (seg_size + bv.bv_len > queue_max_segment_size(q))  in blk_bio_segment_split()
137 			if (!BIOVEC_PHYS_MERGEABLE(bvprvp, &bv))  in blk_bio_segment_split()
139 			if (!BIOVEC_SEG_BOUNDARY(q, bvprvp, &bv))  in blk_bio_segment_split()
142 			seg_size += bv.bv_len;  in blk_bio_segment_split()
143 			bvprv = bv;  in blk_bio_segment_split()
145 			sectors += bv.bv_len >> 9;  in blk_bio_segment_split()
157 		bvprv = bv;  in blk_bio_segment_split()
159 		seg_size = bv.bv_len;  in blk_bio_segment_split()
160 		sectors += bv.bv_len >> 9;  in blk_bio_segment_split()
235 	struct bio_vec bv, bvprv = { NULL };  in __blk_recalc_rq_segments()  local
258 		bio_for_each_segment(bv, bio, iter) {  in __blk_recalc_rq_segments()
267 				if (seg_size + bv.bv_len  in __blk_recalc_rq_segments()
270 				if (!BIOVEC_PHYS_MERGEABLE(&bvprv, &bv))  in __blk_recalc_rq_segments()
272 				if (!BIOVEC_SEG_BOUNDARY(q, &bvprv, &bv))  in __blk_recalc_rq_segments()
275 				seg_size += bv.bv_len;  in __blk_recalc_rq_segments()
276 				bvprv = bv;  in __blk_recalc_rq_segments()
285 			bvprv = bv;  in __blk_recalc_rq_segments()
287 			seg_size = bv.bv_len;  in __blk_recalc_rq_segments()
408 static inline int __blk_bvec_map_sg(struct request_queue *q, struct bio_vec bv,  in __blk_bvec_map_sg()  argument
412 	sg_set_page(*sg, bv.bv_page, bv.bv_len, bv.bv_offset);  in __blk_bvec_map_sg()