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Re: [Qemu-devel] [PATCH] scsi: Make device scsi-disk reject /dev/sg*


From: Anthony Liguori
Subject: Re: [Qemu-devel] [PATCH] scsi: Make device scsi-disk reject /dev/sg*
Date: Tue, 09 Mar 2010 09:01:12 -0600
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.5) Gecko/20091209 Fedora/3.0-4.fc12 Lightning/1.0pre Thunderbird/3.0

On 02/25/2010 04:23 AM, Markus Armbruster wrote:
You're supposed to use scsi-generic for that.  Which rejects anything
but /dev/sg*.

Signed-off-by: Markus Armbruster<address@hidden>
---

Applied.  Thanks.

Regards,

Anthony Liguori

  hw/scsi-disk.c |    5 +++++
  1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c
index b2f61fe..ad8eb24 100644
--- a/hw/scsi-disk.c
+++ b/hw/scsi-disk.c
@@ -1027,6 +1027,11 @@ static int scsi_disk_initfn(SCSIDevice *dev)
      }
      s->bs = s->qdev.conf.dinfo->bdrv;

+    if (bdrv_is_sg(s->bs)) {
+        qemu_error("scsi-disk: unwanted /dev/sg*\n");
+        return -1;
+    }
+
      if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) {
          s->cluster_size = 4;
      } else {





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