linux-kernel - Re: [PATCH] perf/x86/intel: Add counter freezing quirk for Goldmont

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 3 Oct 2018 16:27:59 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     "Liang, Kan" <kan.liang@...ux.intel.com>
Cc:     linux-kernel-owner@...r.kernel.org,
        Thomas Gleixner <tglx@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>, mingo@...hat.com,
        acme@...nel.org, LKML <linux-kernel@...r.kernel.org>,
        eranian@...gle.com, ak@...ux.intel.com,
        alexander.shishkin@...ux.intel.com, x86@...nel.org
Subject: Re: [PATCH] perf/x86/intel: Add counter freezing quirk for Goldmont

On Wed, Oct 03, 2018 at 10:25:03AM -0400, Liang, Kan wrote:
> 
> 
> On 10/3/2018 10:15 AM, linux-kernel-owner@...r.kernel.org wrote:
> > To make it more generic, I think we also need to extend the struct
> > sku_microcode to check vendor and family.
> > The "model" in struct x86_cpu_id is u16. I will also change "model" and
> > "stepping" to u16.
> > 
> > struct sku_microcode {
> >      u16 vendor;
> >      u16 family;
> >      u16 model;
> >      u16 stepping;
> >      u32 microcode;
> > };
> 
> No, should be consistent as struct cpuinfo_x86.
> The struct sku_microcode should be
> 
> struct sku_microcode {

And drop that "sku_" prefix. Call this a struct microcode_bl_entry or
so, to be clear what it is.

-- 
Regards/Gruss,
    Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.