Re: [Xen-devel] [PATCH v3] xen-hvm: ignore background I/O sections

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

On Wed, 25 May 2016, Paolo Bonzini wrote:
> > From: "Anthony PERARD" <anthony.perard@xxxxxxxxxx>
> > To: "Paul Durrant" <paul.durrant@xxxxxxxxxx>
> > Cc: qemu-devel@xxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, "Stefano 
> > Stabellini" <sstabellini@xxxxxxxxxx>, "Paolo
> > Bonzini" <pbonzini@xxxxxxxxxx>
> > Sent: Wednesday, May 25, 2016 5:52:32 PM
> > Subject: Re: [PATCH v3] xen-hvm: ignore background I/O sections
> > 
> > On Mon, May 09, 2016 at 05:31:20PM +0100, Paul Durrant wrote:
> > > Since Xen will correctly handle accesses to unimplemented I/O ports (by
> > > returning all 1's for reads and ignoring writes) there is no need for
> > > QEMU to register backgroud I/O sections.
> > > 
> > > This patch therefore adds checks to xen_io_add/del so that sections with
> > > memory-region ops pointing at 'unassigned_io_ops' are ignored.
> > > 
> > > Signed-off-by: Paul Durrant <paul.durrant@xxxxxxxxxx>
> > > Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>
> > > Cc: Anthony Perard <anthony.perard@xxxxxxxxxx>
> > > Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>
> > 
> > Acked-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
> 
> Do you have a signed GPG key or do I need to apply this for you?

I was going to say, I'll just queue this up in my tree, but I don't have
any other commits at this time, so if you are OK with applying this, I
am fine with it too.

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