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xen-devel
Re: [Xen-devel] [PATCH][VTD] fixed a timing issue on DELL calpella lapto
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To: |
Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> |
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Subject: |
Re: [Xen-devel] [PATCH][VTD] fixed a timing issue on DELL calpella laptop while doing graphics pass-through |
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From: |
Jean Guyader <jean.guyader@xxxxxxxxxxxxx> |
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Date: |
Sat, 5 Jun 2010 09:40:10 +0100 |
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Cc: |
"xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, "Kay, Allen M" <allen.m.kay@xxxxxxxxx>, "Han, Weidong" <weidong.han@xxxxxxxxx>, Jean Guyader <Jean.Guyader@xxxxxxxxxx>, Ian Pratt <Ian.Pratt@xxxxxxxxxxxxx>, Ross Philipson <Ross.Philipson@xxxxxxxxxx>, Jean Guyader <jean.guyader@xxxxxxxxx> |
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Sat, 05 Jun 2010 01:40:51 -0700 |
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Mutt/1.5.20 (2009-06-14) |
On Fri, Jun 04, 2010 at 09:30:40PM +0100, Konrad Rzeszutek Wilk wrote:
> > Yes, to take more time to do an FLR on those platform, but I don't think
> > this is a proper fix. The fix we have for that in our tree (XCI) is to make
> > sure the value we write when we restore the pci config space stick in
> > pciback.
> >
> > I'll send the patch later today,
>
> Please send it to me as well so I can stick in the proper pv-ops tree.
Thanks Konrad.
Here is the patch for a 2.6.27 kernel.
pciback: Verify write when restoring the pci config space after FLR
Signed-off-by: Jean Guyader <jean.guyader@xxxxxxxxxxxxx>
pciback-verify-write-after-flr
Description: Text document
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