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[Xen-devel] Re: [LKML] [PATCH 7/7] xen: Enable grant table and xenbus fo

To: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Subject: [Xen-devel] Re: [LKML] [PATCH 7/7] xen: Enable grant table and xenbus for PV extension of HVM
From: Sheng Yang <sheng@xxxxxxxxxxxxxxx>
Date: Tue, 2 Mar 2010 09:13:35 +0800
Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Ian Campbell <Ian.Campbell@xxxxxxxxxx>, Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, Ian Pratt <Ian.Pratt@xxxxxxxxxxxxx>, Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>, Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
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On Tuesday 02 March 2010 01:38:58 Konrad Rzeszutek Wilk wrote:
> > +/* The region reserved by QEmu for Xen platform device */
> > +#define GNTTAB_START           0xf2000000ul
> > +#define GNTTAB_SIZE            0x20000ul
> 
> I thought that in the earlier review you said:
> 
> "> > +#define GNTTAB_START           0xfbfe0000ul
> 
> > > +#define GNTTAB_SIZE            0x20000ul
> >
> > Is it possible that there would be a PCI device that would be
> > passed in the guest that would conflict with the above mentioned
> > E820 region?
> 
> I would change them to a dedicated PCI MMIO address in the next version.
> Thanks.
> 

Oops... Thanks for reminder. :)

-- 
regards
Yang, Sheng

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