1242 	struct scatterlist *dsg = cmd->t_data_sg, *psg;  in sbc_dif_generate()  local
1250 		daddr = kmap_atomic(sg_page(dsg)) + dsg->offset;  in sbc_dif_generate()
1257 			if (offset >= dsg->length) {  in sbc_dif_generate()
1258 				offset -= dsg->length;  in sbc_dif_generate()
1259 				kunmap_atomic(daddr - dsg->offset);  in sbc_dif_generate()
1260 				dsg = sg_next(dsg);  in sbc_dif_generate()
1261 				if (!dsg) {  in sbc_dif_generate()
1265 				daddr = kmap_atomic(sg_page(dsg)) + dsg->offset;  in sbc_dif_generate()
1269 			avail = min(block_size, dsg->length - offset);  in sbc_dif_generate()
1272 				kunmap_atomic(daddr - dsg->offset);  in sbc_dif_generate()
1273 				dsg = sg_next(dsg);  in sbc_dif_generate()
1274 				if (!dsg) {  in sbc_dif_generate()
1278 				daddr = kmap_atomic(sg_page(dsg)) + dsg->offset;  in sbc_dif_generate()
1300 		kunmap_atomic(daddr - dsg->offset);  in sbc_dif_generate()
1397 	struct scatterlist *dsg = cmd->t_data_sg;  in sbc_dif_verify()  local
1407 		daddr = kmap_atomic(sg_page(dsg)) + dsg->offset;  in sbc_dif_verify()
1415 			if (dsg_off >= dsg->length) {  in sbc_dif_verify()
1416 				dsg_off -= dsg->length;  in sbc_dif_verify()
1417 				kunmap_atomic(daddr - dsg->offset);  in sbc_dif_verify()
1418 				dsg = sg_next(dsg);  in sbc_dif_verify()
1419 				if (!dsg) {  in sbc_dif_verify()
1423 				daddr = kmap_atomic(sg_page(dsg)) + dsg->offset;  in sbc_dif_verify()
1438 			avail = min(block_size, dsg->length - dsg_off);  in sbc_dif_verify()
1441 				kunmap_atomic(daddr - dsg->offset);  in sbc_dif_verify()
1442 				dsg = sg_next(dsg);  in sbc_dif_verify()
1443 				if (!dsg) {  in sbc_dif_verify()
1447 				daddr = kmap_atomic(sg_page(dsg)) + dsg->offset;  in sbc_dif_verify()
1456 				kunmap_atomic(daddr - dsg->offset);  in sbc_dif_verify()
1467 		kunmap_atomic(daddr - dsg->offset);  in sbc_dif_verify()