Re: [Xen-devel] [PATCH V3] x86/AMD: Apply workaround for AMD F16h Erratum792

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 06.02.14 at 20:33, Aravind Gopalakrishnan 
>>> <Aravind.Gopalakrishnan@xxxxxxx> wrote:
> Workaround for the Erratum will be in BIOSes spun only after
> Jan 2014 onwards. But initial production parts shipped in 2013
> itself. Since there is a coverage hole, we should carry this fix
> in software in case BIOS does not do the right thing or someone
> is using old BIOS.
> 
> Refer to Revision Guide for AMD F16h models 00h-0fh, document 51810
> Rev. 3.04, November2013 for details on the Erratum.
> 
> Tested the patch on Fam16h server platform and it works fine.
> 
> Changes in V2: (per Andrew.C comments)
>       - Move pci_val into same scope
>       - rework indentation to match linux style
> Changes in V3: (per Jan comments)
>       - remove pci_val, use 'l' and 'h' instead
>       - print warning message to hypervisor log
> 
> Signed-off-by: Aravind Gopalakrishnan <Aravind.Gopalakrishnan@xxxxxxx>
> Reviewed-by: Suravee Suthikulpanit <suravee.suthikulpanit@xxxxxxx>
> Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Applied after some more editing. Please double check.

Jan


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