[Libguestfs] [PATCH 1/1] v2v: windows convert: fix virtio block driver installation for w10/w2k16

[Richard W.M. Jones]

On Mon, Apr 03, 2017 at 07:44:45PM +0300, Pavel Butsykin wrote:
> This patch fixes the problem of the first boot after installation virtio block
> drivers on Windows 10 / Server 2016. The problem is related to the change in
> the behavior of Windows-Kernel-Pnp. To fix we need to add a field "Version" to
> HKLM/SYSTEM/DriverDatabase/DriverPackages/drv_inf_label then Windows-Kernel-Pnp
> will be able to correctly install the virtio block driver.
> 
> Signed-off-by: Pavel Butsykin <pbutsykin at virtuozzo.com>
> ---
>  v2v/windows_virtio.ml | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/v2v/windows_virtio.ml b/v2v/windows_virtio.ml
> index 2f5349d25..965d6ac8b 100644
> --- a/v2v/windows_virtio.ml
> +++ b/v2v/windows_virtio.ml
> @@ -220,6 +220,13 @@ and ddb_regedits inspect drv_name drv_pciid =
>      [ "DriverDatabase"; "DeviceIds"; "PCI"; drv_pciid ],
>      [ drv_inf, REG_BINARY "\x01\xff\x00\x00" ];
>  
> +    [ "DriverDatabase"; "DriverPackages"; drv_inf_label ],
> +    [ "Version", REG_BINARY ("\x00\xff\x09\x00\x00\x00\x00\x00" ^
> +                             "\x7b\xe9\x36\x4d\x25\xe3\xce\x11" ^
> +                             "\xbf\xc1\x08\x00\x2b\xe1\x03\x18" ^
> +                             (String.make 24 '\x00')) ];
> +    (* Version is necessary for Windows-Kernel-Pnp in w10/w2k16 *)
> +
>      [ "DriverDatabase"; "DriverPackages"; drv_inf_label;
>        "Configurations"; drv_config ],
>      [ "ConfigFlags", REG_DWORD 0_l;
> -- 
> 2.11.0

Thanks Pavel, I will push this shortly.

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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