From: Tianyu Lan <ti...@microsoft.com>
When Secure AVIC is not enabled, init_apic_page()
should return directly.
Signed-off-by: Tianyu Lan <ti...@microsoft.com>
---
arch/x86/kernel/apic/x2apic_savic.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/x86/kernel/apic/x2apic_savic.c
b/arch/x86/kernel/apic/x2apic_savic.c
index 0dd7e39931b0..fb09c0f9e276 100644
--- a/arch/x86/kernel/apic/x2apic_savic.c
+++ b/arch/x86/kernel/apic/x2apic_savic.c
@@ -333,6 +333,9 @@ static void init_apic_page(void)
{
u32 apic_id;
+ if (!cc_platform_has(CC_ATTR_SNP_SECURE_AVIC))
+ return;
+
/*
* Before Secure AVIC is enabled, APIC msr reads are intercepted.
* APIC_ID msr read returns the value from the Hypervisor.
--
2.25.1
