提交 18c87015 编写于 作者: F FUJITA Tomonori 提交者: James Bottomley

[SCSI] st: convert write_mode_page to use st_scsi_kern_execute

This replaces st_do_scsi in write_mode_page (MODE_SELECT) with
st_scsi_kern_execute.
Signed-off-by: NFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: NKai Makisara <Kai.Makisara@kolumbus.fi>
Signed-off-by: NJames Bottomley <James.Bottomley@HansenPartnership.com>
上级 8ecf0d99
......@@ -2399,9 +2399,9 @@ static int read_mode_page(struct scsi_tape *STp, int page, int omit_block_descs)
in the buffer is correctly formatted. The long timeout is used if slow is non-zero. */
static int write_mode_page(struct scsi_tape *STp, int page, int slow)
{
int pgo;
int pgo, timeout, ret = 0;
unsigned char cmd[MAX_COMMAND_SIZE];
struct st_request *SRpnt = NULL;
struct st_request *SRpnt;
memset(cmd, 0, MAX_COMMAND_SIZE);
cmd[0] = MODE_SELECT;
......@@ -2415,14 +2415,21 @@ static int write_mode_page(struct scsi_tape *STp, int page, int slow)
(STp->buffer)->b_data[MH_OFF_DEV_SPECIFIC] &= ~MH_BIT_WP;
(STp->buffer)->b_data[pgo + MP_OFF_PAGE_NBR] &= MP_MSK_PAGE_NBR;
SRpnt = st_do_scsi(SRpnt, STp, cmd, cmd[4], DMA_TO_DEVICE,
(slow ? STp->long_timeout : STp->device->request_queue->rq_timeout), 0, 1);
if (SRpnt == NULL)
return (STp->buffer)->syscall_result;
SRpnt = st_allocate_request(STp);
if (!SRpnt)
return ret;
timeout = slow ? STp->long_timeout :
STp->device->request_queue->rq_timeout;
ret = st_scsi_kern_execute(SRpnt, cmd, DMA_TO_DEVICE,
STp->buffer->b_data, cmd[4], timeout, 0);
if (!ret)
ret = STp->buffer->syscall_result;
st_release_request(SRpnt);
return (STp->buffer)->syscall_result;
return ret;
}
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册