Re: [Xen-devel] [PATCH RFC 0/3] x86: Full support of PAT

["H. Peter Anvin" <hpa@xxxxxxxxx>]

On 08/20/2014 07:21 AM, Jan Beulich wrote:
> 
> But you're aware that for the last two major releases Xen hasn't been 
> supporting
> 32-bit CPUs at all anymore? I.e. why should we limit functionality under Xen
> based on errata on 64-bit-incapable CPUs?
> 

Because there is no fscking way we're doing this differently on 32 and
64 bits.  Quite frankly the issue is if we should support this under Xen
at all, but I think we can do it cleanly.

        -hpa



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