Re: [Xen-devel] [PATCH v5 2/3] xen: write information about supported backends

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Thu, May 12, 2016 at 04:13:40PM +0200, Juergen Gross wrote:
> Add a Xenstore directory for each supported pv backend. This will allow
> Xen tools to decide which backend type to use in case there are
> multiple possibilities.
> 
> The information is added under
> /local/domain/<backend-domid>/device-model/<domid>/backends
> before the "running" state is written to Xenstore. Using a directory
> for each backend enables us to add parameters for specific backends
> in the future.
> 
> This interface is documented in the Xen source repository in the file
> docs/misc/qemu-backends.txt
> 
> In order to reuse the Xenstore directory creation already present in
> hw/xen/xen_devconfig.c move the related functions to
> hw/xen/xen_backend.c where they fit better.
> 
> Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
> Acked-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>

Reviewed-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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