linux-kernel - Re: [PATCH] x86/MCE: Get microcode revision from cpu_data instead of boot_cpu

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]

Message-ID: <20231201190053.GFZWotZTBdOdTZN3L/@fat_crate.local>
Date:   Fri, 1 Dec 2023 20:00:53 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     Tony Luck <tony.luck@...el.com>
Cc:     Filippo Sironi <sironi@...zon.de>, linux-kernel@...r.kernel.org,
        x86@...nel.org, linux-edac@...g.kernel.org, tglx@...utronix.de,
        mingo@...hat.com, dave.hansen@...ux.intel.com, hpa@...or.com
Subject: Re: [PATCH] x86/MCE: Get microcode revision from cpu_data instead of
 boot_cpu_data

On Fri, Dec 01, 2023 at 10:58:55AM -0800, Tony Luck wrote:
> But this does seem a worthwhile change to help diagnose things if late
> load is somehow only applied to some subset of CPUs.

We already do that, see load_late_stop_cpus().

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette