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authorNaphtali Sprei <nsprei@redhat.com>2009-10-29 11:42:11 +0200
committerAnthony Liguori <aliguori@us.ibm.com>2009-11-09 08:43:01 -0600
commitc79662f7f765a0e6cb7aa26902cc8d61f9022dd5 (patch)
treeb7c9d1dde699a690c487f2ef9c57b556558ac866 /hw/scsi-disk.c
parent59f2689d9082f2f631253c810f73cd22290144a9 (diff)
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Pass the drive's readonly attribute to the guest OS
Implemented for virtio-blk and for scsi Signed-off-by: Naphtali Sprei <nsprei@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/scsi-disk.c')
-rw-r--r--hw/scsi-disk.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c
index 2a9268aa63..5da573d59e 100644
--- a/hw/scsi-disk.c
+++ b/hw/scsi-disk.c
@@ -633,7 +633,8 @@ static int32_t scsi_send_command(SCSIDevice *d, uint32_t tag,
memset(p, 0, 4);
outbuf[1] = 0; /* Default media type. */
outbuf[3] = 0; /* Block descriptor length. */
- if (bdrv_get_type_hint(s->dinfo->bdrv) == BDRV_TYPE_CDROM) {
+ if (bdrv_get_type_hint(s->dinfo->bdrv) == BDRV_TYPE_CDROM ||
+ bdrv_is_read_only(s->dinfo->bdrv)) {
outbuf[2] = 0x80; /* Readonly. */
}
p += 4;