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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2008-12-05 15:25:22 +0900
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-12-29 11:24:29 -0600
commit0944a721ba5c2535b615f06afd3aaa2f18c69cb9 (patch)
treed6a585e2c9fbd97f562b40801903bb35bfd86cc1 /drivers/scsi/st.c
parentffb4349499c00cd8ec90cb896599789cc00a7415 (diff)
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[SCSI] st: convert test_ready to use st_scsi_kern_execute
This replaces st_do_scsi in test_ready (TEST_UNIT_READY) with st_scsi_kern_execute. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Kai Makisara <Kai.Makisara@kolumbus.fi> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/st.c')
-rw-r--r--drivers/scsi/st.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 11341b7..c200496 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -874,21 +874,24 @@ static int test_ready(struct scsi_tape *STp, int do_wait)
int attentions, waits, max_wait, scode;
int retval = CHKRES_READY, new_session = 0;
unsigned char cmd[MAX_COMMAND_SIZE];
- struct st_request *SRpnt = NULL;
+ struct st_request *SRpnt;
struct st_cmdstatus *cmdstatp = &STp->buffer->cmdstat;
+ SRpnt = st_allocate_request(STp);
+ if (!SRpnt)
+ return STp->buffer->syscall_result;
+
max_wait = do_wait ? ST_BLOCK_SECONDS : 0;
for (attentions=waits=0; ; ) {
memset((void *) &cmd[0], 0, MAX_COMMAND_SIZE);
cmd[0] = TEST_UNIT_READY;
- SRpnt = st_do_scsi(SRpnt, STp, cmd, 0, DMA_NONE,
- STp->long_timeout, MAX_READY_RETRIES, 1);
- if (!SRpnt) {
- retval = (STp->buffer)->syscall_result;
+ retval = st_scsi_kern_execute(SRpnt, cmd, DMA_NONE, NULL, 0,
+ STp->long_timeout,
+ MAX_READY_RETRIES);
+ if (retval)
break;
- }
if (cmdstatp->have_sense) {
@@ -932,8 +935,8 @@ static int test_ready(struct scsi_tape *STp, int do_wait)
break;
}
- if (SRpnt != NULL)
- st_release_request(SRpnt);
+ st_release_request(SRpnt);
+
return retval;
}