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authorPaolo Bonzini2011-11-14 14:31:51 +0100
committerKevin Wolf2011-11-18 14:12:15 +0100
commitf3b338ef4afaba105357f62143491e51d35c5b42 (patch)
tree10ba3081b4048e6f42712a12373c0dca5914faf1 /hw/scsi-disk.c
parentscsi: remove block descriptors from CDs (diff)
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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>
Diffstat (limited to 'hw/scsi-disk.c')
-rw-r--r--hw/scsi-disk.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c
index 9dd2be8866..e3690ecfe8 100644
--- a/hw/scsi-disk.c
+++ b/hw/scsi-disk.c
@@ -1179,6 +1179,11 @@ static int scsi_disk_emulate_command(SCSIDiskReq *r)
outbuf[7] = 0;
buflen = 8;
break;
+ case REQUEST_SENSE:
+ /* Just return "NO SENSE". */
+ buflen = scsi_build_sense(NULL, 0, outbuf, r->buflen,
+ (req->cmd.buf[1] & 1) == 0);
+ break;
case MECHANISM_STATUS:
buflen = scsi_emulate_mechanism_status(s, outbuf);
if (buflen < 0) {
@@ -1313,6 +1318,7 @@ static int32_t scsi_send_command(SCSIRequest *req, uint8_t *buf)
case GET_EVENT_STATUS_NOTIFICATION:
case MECHANISM_STATUS:
case SERVICE_ACTION_IN_16:
+ case REQUEST_SENSE:
case VERIFY_10:
rc = scsi_disk_emulate_command(r);
if (rc < 0) {
@@ -1407,8 +1413,6 @@ static int32_t scsi_send_command(SCSIRequest *req, uint8_t *buf)
}
break;
- case REQUEST_SENSE:
- abort();
default:
DPRINTF("Unknown SCSI command (%2.2x)\n", buf[0]);
scsi_check_condition(r, SENSE_CODE(INVALID_OPCODE));