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Date:   Sun, 16 Dec 2018 01:05:10 +0100
From:   Borislav Petkov <bp@alien8.de>
To:     =?utf-8?B?UmFmYcWCIE1pxYJlY2tp?= <zajec5@gmail.com>
Cc:     Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>,
        "H. Peter Anvin" <hpa@zytor.com>, x86@kernel.org,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Problem with late AMD microcode reload/feedback
Message-ID: <20181216000510.GC6693@zn.tnic>
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On Sun, Dec 16, 2018 at 12:46:05AM +0100, Rafał Miłecki wrote:
> [19.736770] microcode: [find_equiv_id] sig:8458000

That's your CPU's family/model/stepping: 0x0810f10

> [19.736772] microcode: [find_equiv_id] equiv_table->installed_cpu:8392466
> [19.736775] microcode: [find_equiv_id] equiv_table->installed_cpu:8392578

and those are present on the system. Best to look at them in hex, btw:

0x0800f12
0x0800f82

Which means, there's no microcode for your CPU so nothing gets updated.

-- 
Regards/Gruss,
    Boris.

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