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[Qemu-devel] [PATCH 3/4:] misc scsi disk/cdrom fixes/improvements
From: |
Juergen Lock |
Subject: |
[Qemu-devel] [PATCH 3/4:] misc scsi disk/cdrom fixes/improvements |
Date: |
Mon, 23 Mar 2009 23:14:28 +0100 |
User-agent: |
Mutt/1.5.17 (2007-11-01) |
Add asc 0x3a, ascq 0: Medium not present to NOT READY sense
(needed to keep some guests from retrying causing long sleeps in the
kernel)
Index: qemu/hw/scsi-disk.c
@@ -423,10 +423,18 @@
if (len < 4)
goto fail;
memset(outbuf, 0, 4);
+ r->buf_len = 4;
+ if (s->sense == SENSE_NOT_READY && len >= 18) {
+ memset(outbuf, 0, 18);
+ r->buf_len = 18;
+ outbuf[7] = 10;
+ /* asc 0x3a, ascq 0: Medium not present */
+ outbuf[12] = 0x3a;
+ outbuf[13] = 0;
+ }
outbuf[0] = 0xf0;
outbuf[1] = 0;
outbuf[2] = s->sense;
- r->buf_len = 4;
break;
case 0x12:
DPRINTF("Inquiry (len %d)\n", len);
Signed-off-by: Juergen Lock <address@hidden>