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SubjectRe: [PATCH 1/1] x86/acpi: acpi_is_processor_usable() dropping possible cpus
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On 3/27/2023 15:25, Borislav Petkov wrote:
> On Mon, Mar 27, 2023 at 03:07:23PM -0500, Eric DeVolder wrote:
>> https://ueif.org/sites/default/files/resources/ACPI_6_3_May16.pdf
>> Section 5.2.12 MADT. Table 5-43 is the MADT Revision is numbered 5.
>> However, ACPI 6.x specs got a little "sloppy" with Revision,
>
> Yes, I've found what you're pointing out too. But exactly because of
> this sloppiness I'd like to see this more explicitly. Because we're
> basing functionality off of it and it is not some meaningless
> paperweight anymore.
>

Boris and I talked offline and got the situation clarified.
The corrected patch for MADT version handling is sent here:

https://lore.kernel.org/linux-pm/20230329174536.6931-1-mario.limonciello@amd.com/T/#u

Eric - Your patch is still needed though.

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