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| author | Jens Axboe <jens.axboe@oracle.com> | 2007-10-22 21:19:53 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2007-10-22 21:19:53 +0200 |
| commit | 45711f1af6eff1a6d010703b4862e0d2b9afd056 (patch) | |
| tree | 3d0048f46e3df9d217d56127462ebe680348bd5a /drivers/scsi/iscsi_tcp.c | |
| parent | 78c2f0b8c285c5305b3e67b0595200541e15eb43 (diff) | |
| download | linux-45711f1af6eff1a6d010703b4862e0d2b9afd056.tar.gz linux-45711f1af6eff1a6d010703b4862e0d2b9afd056.tar.bz2 linux-45711f1af6eff1a6d010703b4862e0d2b9afd056.zip | |
[SG] Update drivers to use sg helpers
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/scsi/iscsi_tcp.c')
| -rw-r--r-- | drivers/scsi/iscsi_tcp.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c index a21455d0274c..6ce4109efdf3 100644 --- a/drivers/scsi/iscsi_tcp.c +++ b/drivers/scsi/iscsi_tcp.c @@ -70,9 +70,7 @@ module_param_named(max_lun, iscsi_max_lun, uint, S_IRUGO); static inline void iscsi_buf_init_iov(struct iscsi_buf *ibuf, char *vbuf, int size) { - ibuf->sg.page = virt_to_page(vbuf); - ibuf->sg.offset = offset_in_page(vbuf); - ibuf->sg.length = size; + sg_init_one(&ibuf->sg, vbuf, size); ibuf->sent = 0; ibuf->use_sendmsg = 1; } @@ -80,13 +78,14 @@ iscsi_buf_init_iov(struct iscsi_buf *ibuf, char *vbuf, int size) static inline void iscsi_buf_init_sg(struct iscsi_buf *ibuf, struct scatterlist *sg) { - ibuf->sg.page = sg->page; + sg_init_table(&ibuf->sg, 1); + sg_set_page(&ibuf->sg, sg_page(sg)); ibuf->sg.offset = sg->offset; ibuf->sg.length = sg->length; /* * Fastpath: sg element fits into single page */ - if (sg->length + sg->offset <= PAGE_SIZE && !PageSlab(sg->page)) + if (sg->length + sg->offset <= PAGE_SIZE && !PageSlab(sg_page(sg))) ibuf->use_sendmsg = 0; else ibuf->use_sendmsg = 1; @@ -716,7 +715,7 @@ static int iscsi_scsi_data_in(struct iscsi_conn *conn) for (i = tcp_ctask->sg_count; i < scsi_sg_count(sc); i++) { char *dest; - dest = kmap_atomic(sg[i].page, KM_SOFTIRQ0); + dest = kmap_atomic(sg_page(&sg[i]), KM_SOFTIRQ0); rc = iscsi_ctask_copy(tcp_conn, ctask, dest + sg[i].offset, sg[i].length, offset); kunmap_atomic(dest, KM_SOFTIRQ0); @@ -1103,9 +1102,9 @@ iscsi_send(struct iscsi_conn *conn, struct iscsi_buf *buf, int size, int flags) * slab case. */ if (buf->use_sendmsg) - res = sock_no_sendpage(sk, buf->sg.page, offset, size, flags); + res = sock_no_sendpage(sk, sg_page(&buf->sg), offset, size, flags); else - res = tcp_conn->sendpage(sk, buf->sg.page, offset, size, flags); + res = tcp_conn->sendpage(sk, sg_page(&buf->sg), offset, size, flags); if (res >= 0) { conn->txdata_octets += res; |