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xen-devel
[Xen-devel] RE: [PATCH] CPUID level 0x00000007:0 (ebx) is word 9, instea
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To: |
Jan Beulich <JBeulich@xxxxxxxxxx>, Keir Fraser <keir.xen@xxxxxxxxx> |
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Subject: |
[Xen-devel] RE: [PATCH] CPUID level 0x00000007:0 (ebx) is word 9, instead of word 7 |
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From: |
"Li, Xin" <xin.li@xxxxxxxxx> |
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Date: |
Tue, 31 May 2011 22:59:48 +0800 |
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xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx> |
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[PATCH] CPUID level 0x00000007:0 (ebx) is word 9, instead of word 7 |
> >> CPUID level 0x00000007:0 (ebx) is word 9, instead of word 7.
> >>
> >> ... make it consistent with native Linux.
> >
> > This is just a cleanup, not a bug fix?
>
> If the patch was quoted in its entirety (didn't see the original in my
> inbox), this is rather introducing a bug (since NCAPINTS is 8). I also
Yes it's introducing a bug, I did not notice NCAPINTS is 8.
> can't see why we would need to stay in sync with Linux's capability
> array indices.
why? Typically we reuse Linux code unless Xen has its special logic.
-Xin
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