x86/apic: Initialize APIC ID for Secure AVIC

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Initialize the APIC ID in the Secure AVIC APIC backing page with the APIC_ID
MSR value read from the hypervisor. CPU topology evaluation later during boot
would catch and report any duplicate APIC ID for two CPUs.

Signed-off-by: Neeraj Upadhyay <Neeraj.Upadhyay@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Tianyu Lan <tiala@microsoft.com>
Link: https://lore.kernel.org/20250828110255.208779-2-Neeraj.Upadhyay@amd.com

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Neeraj Upadhyay 2025-08-28 16:32:41 +05:30 • committed by Borislav Petkov (AMD)

parent c822f58a4f

commit 45e2cef568

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arch/x86/kernel/apic/x2apic_savic.c

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