summaryrefslogtreecommitdiff
path: root/drivers/s390/char/tape_34xx.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390/char/tape_34xx.c')
-rw-r--r--drivers/s390/char/tape_34xx.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/s390/char/tape_34xx.c b/drivers/s390/char/tape_34xx.c
index 80e7a537e7d2..ea3e6a345c89 100644
--- a/drivers/s390/char/tape_34xx.c
+++ b/drivers/s390/char/tape_34xx.c
@@ -1134,21 +1134,18 @@ tape_34xx_bread(struct tape_device *device, struct request *req)
{
struct tape_request *request;
struct ccw1 *ccw;
- int count = 0, i;
+ int count = 0;
unsigned off;
char *dst;
struct bio_vec *bv;
- struct bio *bio;
+ struct req_iterator iter;
struct tape_34xx_block_id * start_block;
DBF_EVENT(6, "xBREDid:");
/* Count the number of blocks for the request. */
- rq_for_each_bio(bio, req) {
- bio_for_each_segment(bv, bio, i) {
- count += bv->bv_len >> (TAPEBLOCK_HSEC_S2B + 9);
- }
- }
+ rq_for_each_segment(bv, req, iter)
+ count += bv->bv_len >> (TAPEBLOCK_HSEC_S2B + 9);
/* Allocate the ccw request. */
request = tape_alloc_request(3+count+1, 8);
@@ -1175,8 +1172,7 @@ tape_34xx_bread(struct tape_device *device, struct request *req)
ccw = tape_ccw_cc(ccw, NOP, 0, NULL);
ccw = tape_ccw_cc(ccw, NOP, 0, NULL);
- rq_for_each_bio(bio, req) {
- bio_for_each_segment(bv, bio, i) {
+ rq_for_each_segment(bv, req, iter) {
dst = kmap(bv->bv_page) + bv->bv_offset;
for (off = 0; off < bv->bv_len;
off += TAPEBLOCK_HSEC_SIZE) {
@@ -1187,7 +1183,6 @@ tape_34xx_bread(struct tape_device *device, struct request *req)
ccw++;
dst += TAPEBLOCK_HSEC_SIZE;
}
- }
}
ccw = tape_ccw_end(ccw, NOP, 0, NULL);