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authorDavid Woodhouse <dwmw2@infradead.org>2007-10-13 14:58:23 +0100
committerDavid Woodhouse <dwmw2@infradead.org>2007-10-13 14:58:23 +0100
commitebf8889bd1fe3615991ff4494635d237280652a2 (patch)
tree10fb735717122bbb86474339eac07f26e7ccdf40 /drivers/s390/block/dasd_fba.c
parentb160292cc216a50fd0cd386b0bda2cd48352c73b (diff)
parent752097cec53eea111d087c545179b421e2bde98a (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/s390/block/dasd_fba.c')
-rw-r--r--drivers/s390/block/dasd_fba.c28
1 files changed, 12 insertions, 16 deletions
diff --git a/drivers/s390/block/dasd_fba.c b/drivers/s390/block/dasd_fba.c
index da16ead8aff..1d95822e0b8 100644
--- a/drivers/s390/block/dasd_fba.c
+++ b/drivers/s390/block/dasd_fba.c
@@ -234,14 +234,13 @@ dasd_fba_build_cp(struct dasd_device * device, struct request *req)
struct LO_fba_data *LO_data;
struct dasd_ccw_req *cqr;
struct ccw1 *ccw;
- struct bio *bio;
+ struct req_iterator iter;
struct bio_vec *bv;
char *dst;
int count, cidaw, cplength, datasize;
sector_t recid, first_rec, last_rec;
unsigned int blksize, off;
unsigned char cmd;
- int i;
private = (struct dasd_fba_private *) device->private;
if (rq_data_dir(req) == READ) {
@@ -257,18 +256,15 @@ dasd_fba_build_cp(struct dasd_device * device, struct request *req)
/* Check struct bio and count the number of blocks for the request. */
count = 0;
cidaw = 0;
- rq_for_each_bio(bio, req) {
- bio_for_each_segment(bv, bio, i) {
- if (bv->bv_len & (blksize - 1))
- /* Fba can only do full blocks. */
- return ERR_PTR(-EINVAL);
- count += bv->bv_len >> (device->s2b_shift + 9);
+ rq_for_each_segment(bv, req, iter) {
+ if (bv->bv_len & (blksize - 1))
+ /* Fba can only do full blocks. */
+ return ERR_PTR(-EINVAL);
+ count += bv->bv_len >> (device->s2b_shift + 9);
#if defined(CONFIG_64BIT)
- if (idal_is_needed (page_address(bv->bv_page),
- bv->bv_len))
- cidaw += bv->bv_len / blksize;
+ if (idal_is_needed (page_address(bv->bv_page), bv->bv_len))
+ cidaw += bv->bv_len / blksize;
#endif
- }
}
/* Paranoia. */
if (count != last_rec - first_rec + 1)
@@ -304,7 +300,7 @@ dasd_fba_build_cp(struct dasd_device * device, struct request *req)
locate_record(ccw++, LO_data++, rq_data_dir(req), 0, count);
}
recid = first_rec;
- rq_for_each_bio(bio, req) bio_for_each_segment(bv, bio, i) {
+ rq_for_each_segment(bv, req, iter) {
dst = page_address(bv->bv_page) + bv->bv_offset;
if (dasd_page_cache) {
char *copy = kmem_cache_alloc(dasd_page_cache,
@@ -359,11 +355,11 @@ dasd_fba_free_cp(struct dasd_ccw_req *cqr, struct request *req)
{
struct dasd_fba_private *private;
struct ccw1 *ccw;
- struct bio *bio;
+ struct req_iterator iter;
struct bio_vec *bv;
char *dst, *cda;
unsigned int blksize, off;
- int i, status;
+ int status;
if (!dasd_page_cache)
goto out;
@@ -374,7 +370,7 @@ dasd_fba_free_cp(struct dasd_ccw_req *cqr, struct request *req)
ccw++;
if (private->rdc_data.mode.bits.data_chain != 0)
ccw++;
- rq_for_each_bio(bio, req) bio_for_each_segment(bv, bio, i) {
+ rq_for_each_segment(bv, req, iter) {
dst = page_address(bv->bv_page) + bv->bv_offset;
for (off = 0; off < bv->bv_len; off += blksize) {
/* Skip locate record. */