diff options
| -rw-r--r-- | arch/x86/kernel/apic/x2apic_savic.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic/x2apic_savic.c b/arch/x86/kernel/apic/x2apic_savic.c index 5479605429c1..56c51ea4e5ab 100644 --- a/arch/x86/kernel/apic/x2apic_savic.c +++ b/arch/x86/kernel/apic/x2apic_savic.c @@ -150,6 +150,12 @@ static void savic_setup(void) enum es_result res; unsigned long gpa; + /* + * Before Secure AVIC is enabled, APIC MSR reads are intercepted. + * APIC_ID MSR read returns the value from the hypervisor. + */ + apic_set_reg(ap, APIC_ID, native_apic_msr_read(APIC_ID)); + gpa = __pa(ap); /* |