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Re: [Xen-devel] [PATCH] x86/domctl: don't waste domain CPUID slot for all zero data

To: Jan Beulich <JBeulich@xxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Date: Tue, 22 Mar 2016 15:10:26 +0000
Cc: Keir Fraser <keir@xxxxxxx>
Delivery-date: Tue, 22 Mar 2016 15:27:13 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

On 22/03/16 12:56, Jan Beulich wrote:

slot => slots in the subject.

> domain_cpuid() returns all zeroes anyway when not finding a match, so
> there's no need to explicitly store such a set of values.
>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

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

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References:
- [Xen-devel] [PATCH] x86/domctl: don't waste domain CPUID slot for all zero data
  - From: Jan Beulich

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