Re: pvops microcode support for AMD FAM >= 15

[Boris Ostrovsky <boris.ostrovsky@amd.com>]

On 11/26/2012 09:58 AM, Boris Ostrovsky wrote:
>
>
> On 11/26/2012 09:13 AM, Ian Campbell wrote:
>> On Mon, 2012-11-26 at 13:44 +0000, Jan Beulich wrote:

>>>
>>> The only other thing to check for is that you don't have any
>>> artificial size restriction left in that code (I think patch files early
>>> on were limited to 4k in size, and that got lifted during the last
>>> couple of years).
>>
>> I can't find one by inspection, it uses the standard request_firmware
>> interface and stashes the result in a valloc'd buffer, neither of which
>> suffer from any 4K related limitations AFAIK.
>>
>> I'll try and track something more recent down to test but the worst
>> downside of applying this patch seems to be that something which doesn't
>> work still doesn't work.
>
> I submitted a fix for fam 16h to Linux right before the Thanksgiving
> break in US and was planning to look at Xen as well. Give me a day or
> two to test it.

It works fine, no issues with size (which is different from other families).

-boris