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SubjectRe: [RFC PATCH V4 17/17] x86/sev: Remove restrict interrupt injection from SNP_FEATURES_IMPL_REQ
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On 4/4/2023 8:25 PM, Gupta, Pankaj wrote:
>
>> Enabled restrict interrupt injection function. Remove MSR_AMD64_
>> SNP_RESTRICTED_INJ from SNP_FEATURES_IMPL_REQ to let kernel boot
>> up with this function.
>> ---
>>   arch/x86/boot/compressed/sev.c | 1 -
>>   1 file changed, 1 deletion(-)
>>
>> diff --git a/arch/x86/boot/compressed/sev.c
>> b/arch/x86/boot/compressed/sev.c
>> index d63ad8f99f83..a5f41301a600 100644
>> --- a/arch/x86/boot/compressed/sev.c
>> +++ b/arch/x86/boot/compressed/sev.c
>> @@ -299,7 +299,6 @@ static void enforce_vmpl0(void)
>>    */
>>   #define SNP_FEATURES_IMPL_REQ    (MSR_AMD64_SNP_VTOM |            \
>>                    MSR_AMD64_SNP_REFLECT_VC |        \
>> -                 MSR_AMD64_SNP_RESTRICTED_INJ |        \
>
> Should we update the bit in "SNP_FEATURES_PRESENT" instead?
>

Nice cath! we should add the bit in the SNP_FEATURES_PRESENT.

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