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SubjectRe: [PATCH v5 04/19] KVM:x86: Refresh CPUID on write to guest MSR_IA32_XSS
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On 8/5/2023 5:43 AM, Paolo Bonzini wrote:
> On 8/4/23 18:02, Sean Christopherson wrote:
>>> Update CPUID(EAX=0DH,ECX=1) when the guest's XSS is modified.
>>> CPUID(EAX=0DH,ECX=1).EBX reports required storage size of
>>> all enabled xstate features in XCR0 | XSS. Guest can allocate
>>> sufficient xsave buffer based on the info.
>>
>> Please wrap changelogs closer to ~75 chars.  I'm pretty sure this isn't the first
>> time I've made this request...
>
> I suspect this is because of the long "word" CPUID(EAX=0DH,ECX=1).EBX. It would make the lengths less homogeneous if lines 1 stayed the same but lines 2-4 became longer.
Yes, more or less, but I need to learn some "techniques" to make the wording looks trimmed and tidy. Thanks!
> Paolo
>

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