[OpenWrt-Devel] [LEDE-DEV] [PATCH 0/5] x86: add support for microcode update
wigyori at uid0.hu
Fri Jan 19 04:07:50 EST 2018
Lucian Cristian wrote:
> On 19.01.2018 00:41, Zoltan HERPAI wrote:
>> On Thu, 18 Jan 2018, Hauke Mehrtens wrote:
>>> On 01/18/2018 01:51 PM, Nick Lowe wrote:
>>>> Does an update to the Kernel, 4.9.77 and 4.14.14 need to be made to
>>>> properly address this? There are fixes to mitigate Spectre.
>>> We even need a patch for GCC which will be in GCC 8 and 7.3.
>>> For master we should backport it to GCC 5.5, but what do we want to do
>>> with 17.01 and 15.05 ?
>> I'll speak only of CC - there is no microcode updater in it at all,
>> so while 3.18 contains partial patches and GCC 4.8 is unlikely to get
>> fixed, we should add this facility into it anyway.
>>> The AMD microcoded updater needs at least kernel 4.15, 4.14.13, 4.9.76,
>>> 4.4.111 which we already have.
>> That's only for the fam17h (Zen) CPUs, earlier CPU types should work
>> with earlier kernels, and this can likely be backported into 3.18. (I
>> don't have a Zen-based box to test, hands up whoever has one.)
> I do have an R5 1600, but can't test until Monday night
Great, I'll do the updated microcode package for AMD until then, thanks.,
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