1166 	struct scatterlist *dsg = cmd->t_data_sg, *psg;  in sbc_dif_generate()  local
1174 		daddr = kmap_atomic(sg_page(dsg)) + dsg->offset;  in sbc_dif_generate()
1181 			if (offset >= dsg->length) {  in sbc_dif_generate()
1182 				offset -= dsg->length;  in sbc_dif_generate()
1183 				kunmap_atomic(daddr - dsg->offset);  in sbc_dif_generate()
1184 				dsg = sg_next(dsg);  in sbc_dif_generate()
1185 				if (!dsg) {  in sbc_dif_generate()
1189 				daddr = kmap_atomic(sg_page(dsg)) + dsg->offset;  in sbc_dif_generate()
1193 			avail = min(block_size, dsg->length - offset);  in sbc_dif_generate()
1196 				kunmap_atomic(daddr - dsg->offset);  in sbc_dif_generate()
1197 				dsg = sg_next(dsg);  in sbc_dif_generate()
1198 				if (!dsg) {  in sbc_dif_generate()
1202 				daddr = kmap_atomic(sg_page(dsg)) + dsg->offset;  in sbc_dif_generate()
1224 		kunmap_atomic(daddr - dsg->offset);  in sbc_dif_generate()
1321 	struct scatterlist *dsg = cmd->t_data_sg;  in sbc_dif_verify()  local
1331 		daddr = kmap_atomic(sg_page(dsg)) + dsg->offset;  in sbc_dif_verify()
1339 			if (dsg_off >= dsg->length) {  in sbc_dif_verify()
1340 				dsg_off -= dsg->length;  in sbc_dif_verify()
1341 				kunmap_atomic(daddr - dsg->offset);  in sbc_dif_verify()
1342 				dsg = sg_next(dsg);  in sbc_dif_verify()
1343 				if (!dsg) {  in sbc_dif_verify()
1347 				daddr = kmap_atomic(sg_page(dsg)) + dsg->offset;  in sbc_dif_verify()
1362 			avail = min(block_size, dsg->length - dsg_off);  in sbc_dif_verify()
1365 				kunmap_atomic(daddr - dsg->offset);  in sbc_dif_verify()
1366 				dsg = sg_next(dsg);  in sbc_dif_verify()
1367 				if (!dsg) {  in sbc_dif_verify()
1371 				daddr = kmap_atomic(sg_page(dsg)) + dsg->offset;  in sbc_dif_verify()
1380 				kunmap_atomic(daddr - dsg->offset);  in sbc_dif_verify()
1391 		kunmap_atomic(daddr - dsg->offset);  in sbc_dif_verify()