scsi: pass down REQUEST SENSE to the device when there is no stored sense

This will let scsi-block/scsi-generic report progress on long
operations.

Reported-by: Thomas Schmitt <scdbackup@gmxbackup.net>
Tested-by: Thomas Schmitt <scdbackup@gmxbackup.net>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/hw/scsi.h b/hw/scsi.h
index ff8fdd0962..61c64d5c72 100644
--- a/hw/scsi.h
+++ b/hw/scsi.h
@@ -179,6 +179,8 @@ extern const struct SCSISense sense_code_DEVICE_INTERNAL_RESET;
 #define SENSE_CODE(x) sense_code_ ## x
 
 int scsi_sense_valid(SCSISense sense);
+int scsi_build_sense(uint8_t *in_buf, int in_len,
+                     uint8_t *buf, int len, bool fixed);
 
 SCSIRequest *scsi_req_alloc(const SCSIReqOps *reqops, SCSIDevice *d,
                             uint32_t tag, uint32_t lun, void *hba_private);