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| author | FUJITA Tomonori <tomof@acm.org> | 2007-07-30 23:01:32 +0900 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2007-10-16 11:21:00 +0200 |
| commit | f1346372f9c73154727bf2cadb7f78126597efd2 (patch) | |
| tree | 74bc7fbc1eac721af7d3b3587af76e5babd8a6fd /drivers/s390/scsi | |
| parent | e0eaf8882879ee2118ae830f6999cc4a71deb9ac (diff) | |
| download | blackbird-op-linux-f1346372f9c73154727bf2cadb7f78126597efd2.tar.gz blackbird-op-linux-f1346372f9c73154727bf2cadb7f78126597efd2.zip | |
zfcp: sg chaining support
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/s390/scsi')
| -rw-r--r-- | drivers/s390/scsi/zfcp_def.h | 1 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_qdio.c | 6 |
2 files changed, 3 insertions, 4 deletions
diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h index 16e5563e0c65..57cac7008e0b 100644 --- a/drivers/s390/scsi/zfcp_def.h +++ b/drivers/s390/scsi/zfcp_def.h @@ -34,6 +34,7 @@ #include <linux/slab.h> #include <linux/mempool.h> #include <linux/syscalls.h> +#include <linux/scatterlist.h> #include <linux/ioctl.h> #include <scsi/scsi.h> #include <scsi/scsi_tcq.h> diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c index 3f105fdcf239..51d92b196ee7 100644 --- a/drivers/s390/scsi/zfcp_qdio.c +++ b/drivers/s390/scsi/zfcp_qdio.c @@ -590,7 +590,7 @@ zfcp_qdio_sbals_from_segment(struct zfcp_fsf_req *fsf_req, unsigned long sbtype, */ int zfcp_qdio_sbals_from_sg(struct zfcp_fsf_req *fsf_req, unsigned long sbtype, - struct scatterlist *sg, int sg_count, int max_sbals) + struct scatterlist *sgl, int sg_count, int max_sbals) { int sg_index; struct scatterlist *sg_segment; @@ -606,9 +606,7 @@ zfcp_qdio_sbals_from_sg(struct zfcp_fsf_req *fsf_req, unsigned long sbtype, sbale->flags |= sbtype; /* process all segements of scatter-gather list */ - for (sg_index = 0, sg_segment = sg, bytes = 0; - sg_index < sg_count; - sg_index++, sg_segment++) { + for_each_sg(sgl, sg_segment, sg_count, sg_index) { retval = zfcp_qdio_sbals_from_segment( fsf_req, sbtype, |
