From patchwork Tue Mar  2 18:52:22 2010
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Subject: qemu-img: Fix error "Unknown option 'size'" when using host_device
 format
Date: Tue, 02 Mar 2010 08:52:22 -0000
From: Bitti <bitaround@gmail.com>
X-Patchwork-Id: 46758
Message-Id: <85f01a8b1003021052l5211388at956f6dd49e739162@mail.gmail.com>
To: qemu-devel@nongnu.org
Cc: dustin.kirkland@gmail.com

qemu-kvm-0.11.0

When I run:
sudo qemu-img convert ubuntu-kvm/disk0.qcow2 -O host_device /dev/vg01/vm_test

I get this:
Unknown option 'size'

Ubuntu Bug:
https://bugs.launchpad.net/ubuntu/+source/qemu-kvm/+bug/460542

Signed-off-by: Bitti <bitaround@gmail.com>

---


--- block/raw-posix.c.orig	2009-09-23 10:30:02.000000000 +0300
+++ block/raw-posix.c	2009-10-25 18:22:08.780047000 +0200
@@ -1172,6 +1172,15 @@
     return ret;
 }
 
+static QEMUOptionParameter host_device_create_options[] = {
+    {
+        .name = BLOCK_OPT_SIZE,
+        .type = OPT_SIZE,
+        .help = "Virtual disk size"
+    },
+    { NULL }
+};
+
 static BlockDriver bdrv_host_device = {
     .format_name	= "host_device",
     .instance_size	= sizeof(BDRVRawState),
@@ -1197,6 +1206,7 @@
     .bdrv_aio_ioctl     = hdev_aio_ioctl,
 #endif
 #endif
+    .create_options = host_device_create_options,
 };
 
 #ifdef __linux__