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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2007-06-01 18:56:21 +0900
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2007-06-18 19:48:43 -0500
commitda9c0c770e775e655e3f77c96d91ee557b117adb (patch)
treedc6f58cc48e120182915249fcb62718e8abec46d
parent40fc79eb0223eccf44ed2e90fb11b9a08bcc7e09 (diff)
[SCSI] iscsi_iser: convert to use the data buffer accessors
iscsi_iser: convert to use the data buffer accessors - remove the unnecessary map_single path. - convert to use the new accessors for the sg lists and the parameters. TODO: use scsi_for_each_sg(). Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Erez Zilber <erezz@voltaire.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
-rw-r--r--drivers/infiniband/ulp/iser/iscsi_iser.c4
-rw-r--r--drivers/infiniband/ulp/iser/iser_initiator.c14
2 files changed, 6 insertions, 12 deletions
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c
index 1bf173decad..effdee299b0 100644
--- a/drivers/infiniband/ulp/iser/iscsi_iser.c
+++ b/drivers/infiniband/ulp/iser/iscsi_iser.c
@@ -210,10 +210,10 @@ iscsi_iser_ctask_xmit(struct iscsi_conn *conn,
int error = 0;
if (ctask->sc->sc_data_direction == DMA_TO_DEVICE) {
- BUG_ON(ctask->sc->request_bufflen == 0);
+ BUG_ON(scsi_bufflen(ctask->sc) == 0);
debug_scsi("cmd [itt %x total %d imm %d unsol_data %d\n",
- ctask->itt, ctask->sc->request_bufflen,
+ ctask->itt, scsi_bufflen(ctask->sc),
ctask->imm_count, ctask->unsol_count);
}
diff --git a/drivers/infiniband/ulp/iser/iser_initiator.c b/drivers/infiniband/ulp/iser/iser_initiator.c
index 3651072f6c1..9ea5b9aaba7 100644
--- a/drivers/infiniband/ulp/iser/iser_initiator.c
+++ b/drivers/infiniband/ulp/iser/iser_initiator.c
@@ -351,18 +351,12 @@ int iser_send_command(struct iscsi_conn *conn,
else
data_buf = &iser_ctask->data[ISER_DIR_OUT];
- if (sc->use_sg) { /* using a scatter list */
- data_buf->buf = sc->request_buffer;
- data_buf->size = sc->use_sg;
- } else if (sc->request_bufflen) {
- /* using a single buffer - convert it into one entry SG */
- sg_init_one(&data_buf->sg_single,
- sc->request_buffer, sc->request_bufflen);
- data_buf->buf = &data_buf->sg_single;
- data_buf->size = 1;
+ if (scsi_sg_count(sc)) { /* using a scatter list */
+ data_buf->buf = scsi_sglist(sc);
+ data_buf->size = scsi_sg_count(sc);
}
- data_buf->data_len = sc->request_bufflen;
+ data_buf->data_len = scsi_bufflen(sc);
if (hdr->flags & ISCSI_FLAG_CMD_READ) {
err = iser_prepare_read_cmd(ctask, edtl);