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SubjectRe: [PATCH 3/3] KVM: x86: quirkily apply WB to all memory if cache is disabled


On 07/23/2015 01:56 PM, Paolo Bonzini wrote:
>
>
> On 15/07/2015 21:25, Xiao Guangrong wrote:
>> From: Xiao Guangrong <guangrong.xiao@intel.com>
>>
>> Current firmware depends on WB to fast boot, please refer to
>> https://lkml.org/lkml/2015/7/12/115
>>
>> Let's us WB if CR0.CD is set to make this kind of firmware happy
>>
>> This quirk can be dropped by using KVM_ENABLE_CAP API with
>> KVM_CAP_DISABLE_QUIRKS if the broken firmware is gone
>>
>> Signed-off-by: Xiao Guangrong <guangrong.xiao@intel.com>
>
> Your patch is actually *enabling* the quirk if KVM_QUIRK_CD_AS_WB is
> included in the disabled quirks. I'm squashing in this change:

Yep, i misunderstood the meaning of "disabled-quirks", thanks for your
nice adjustment, Paolo!


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