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(parent: 6840a15) | patch
x86/platform/uv: Use x2apic enabled bit as set by BIOS to indicate APIC mode
authorMike Travis <mike.travis@hpe.com>
Thu, 8 Apr 2021 16:00:47 +0000 (11:00 -0500)
committerBorislav Petkov <bp@suse.de>
Fri, 16 Apr 2021 10:51:03 +0000 (12:51 +0200)
commit26d4be3ea1b77cc00b5b638faed7a357204f9150
tree05fdc512f8206bb0d9ee617b14cf0bbe3b82c9a0tree | snapshot
parent6840a150b9daf35e4d21ab9780d0a03b4ed74a5bcommit | diff
x86/platform/uv: Use x2apic enabled bit as set by BIOS to indicate APIC mode

BIOS now sets the x2apic enabled bit (and the ACPI table) for extended
APIC modes. Use that bit to indicate if extended mode is set.

 [ bp: Fixup subject prefix, merge subsequent fix
   https://lkml.kernel.org/r/20210415220626.223955-1-mike.travis@hpe.com ]

Signed-off-by: Mike Travis <mike.travis@hpe.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20210408160047.1703-1-mike.travis@hpe.com
arch/x86/kernel/apic/x2apic_uv_x.c diff | blob | history
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