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(parent: 9af4821) | patch
x86/xen: mark boot CPU of PV guest in MSR_IA32_APICBASE
authorJuergen Gross <jgross@suse.com>
Fri, 4 Oct 2024 10:22:12 +0000 (12:22 +0200)
committerJuergen Gross <jgross@suse.com>
Tue, 8 Oct 2024 14:18:57 +0000 (16:18 +0200)
commitbf56c410162dbf2e27906acbdcd904cbbfdba302
tree9388d9cc479a54ebd30fb26fdf8d959b5897e1b8tree
parent9af48210ea5f1539e1999154b0acd343efdb370bcommit | diff
x86/xen: mark boot CPU of PV guest in MSR_IA32_APICBASE

Recent topology checks of the x86 boot code uncovered the need for
PV guests to have the boot cpu marked in the APICBASE MSR.

Fixes: 9d22c96316ac ("x86/topology: Handle bogus ACPI tables correctly")
Reported-by: Niels Dettenbach <nd@syndicat.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Juergen Gross <jgross@suse.com>
arch/x86/xen/enlighten_pv.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git