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Re: [PATCH] x86/CPUID: don't use UB shift when library is built as 32-bit

To: Jan Beulich <jbeulich@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Date: Mon, 9 Nov 2020 10:54:17 +0000
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Cc: Wei Liu <wl@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
Delivery-date: Mon, 09 Nov 2020 10:54:27 +0000
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On 09/11/2020 10:53, Jan Beulich wrote:
> At least the insn emulator test harness will continue to be buildable
> (and ought to continue to be usable) also as a 32-bit binary. (Right now
> the CPU policy test harness is, too, but there it may be less relevant
> to keep it functional, just like e.g. we don't support fuzzing the insn
> emulator in 32-bit mode.) Hence the library code needs to cope with
> this.
>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

References:
- [PATCH] x86/CPUID: don't use UB shift when library is built as 32-bit
  - From: Jan Beulich

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