On Fri, Jun 01, 2018 at 01:30:26PM +0200, Filippo Sironi wrote:
> Commit fa94d0c6e0f3 ("x86/MCE: Save microcode revision in machine check
> records") extended MCE entries to report the microcode revision taken
> from boot_cpu_data. Unfortunately, boot_cpu_data isn't updated on late
> microcode loading,

Actually, I'd prefer if we fixed *that* instead by adding:

        /* Update boot_cpu_data's revision too, if we're on the BSP: */
        if (c->cpu_index == boot_cpu_data.cpu_index)
                boot_cpu_data.microcode = <new rev>;

to the end of ->apply_microcode() functions so that boot_cpu_data has
the correct revision too, in case something else queries it.

Thx.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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