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Re: [PATCH] x86/amd: Initial support for Fam19h processors



On 30.04.2020 17:50, Andrew Cooper wrote:
> On 30/04/2020 12:09, Jan Beulich wrote:
>> On 30.04.2020 11:59, Andrew Cooper wrote:
>>> --- a/xen/arch/x86/cpu/microcode/amd.c
>>> +++ b/xen/arch/x86/cpu/microcode/amd.c
>>> @@ -125,6 +125,7 @@ static bool_t verify_patch_size(uint32_t patch_size)
>>>          max_size = F16H_MPB_MAX_SIZE;
>>>          break;
>>>      case 0x17:
>>> +    case 0x19:
>>>          max_size = F17H_MPB_MAX_SIZE;
>>>          break;
>> Didn't you indicate to me the other day that the upper bound would
>> grow?
> 
> That was a very non-specific patch to Linux.  I've asked around, and the
> answer seems to be 4800.
> 
> Are you happy for your review to stand with adding a new
> F19H_MPB_MAX_SIZE define to this effect?

Yes.

Jan



 


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