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-rw-r--r--arch/i386/kernel/acpi/boot.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c
index 9ba0b957d11..040451e90a0 100644
--- a/arch/i386/kernel/acpi/boot.c
+++ b/arch/i386/kernel/acpi/boot.c
@@ -608,6 +608,10 @@ static int __init acpi_parse_fadt(unsigned long phys, unsigned long size)
acpi_fadt.sci_int = fadt->sci_int;
#endif
+ /* initialize rev and apic_phys_dest_mode for x86_64 genapic */
+ acpi_fadt.revision = fadt->revision;
+ acpi_fadt.force_apic_physical_destination_mode = fadt->force_apic_physical_destination_mode;
+
#ifdef CONFIG_X86_PM_TIMER
/* detect the location of the ACPI PM Timer */
if (fadt->revision >= FADT2_REVISION_ID) {