diff options
-rw-r--r-- | drivers/scsi/st.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index 203f22e816c..11341b717bb 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -533,6 +533,28 @@ st_do_scsi(struct st_request * SRpnt, struct scsi_tape * STp, unsigned char *cmd return SRpnt; } +static int st_scsi_kern_execute(struct st_request *streq, + const unsigned char *cmd, int data_direction, + void *buffer, unsigned bufflen, int timeout, + int retries) +{ + struct scsi_tape *stp = streq->stp; + int ret, resid; + + stp->buffer->cmdstat.have_sense = 0; + memcpy(streq->cmd, cmd, sizeof(streq->cmd)); + + ret = scsi_execute(stp->device, cmd, data_direction, buffer, bufflen, + streq->sense, timeout, retries, 0, &resid); + if (driver_byte(ret) & DRIVER_ERROR) + return -EBUSY; + + stp->buffer->cmdstat.midlevel_result = streq->result = ret; + stp->buffer->cmdstat.residual = resid; + stp->buffer->syscall_result = st_chk_result(stp, streq); + + return 0; +} /* Handle the write-behind checking (waits for completion). Returns -ENOSPC if write has been correct but EOM early warning reached, -EIO if write ended in |