diff options
| author | Kishon Vijay Abraham I <kvijayab@amd.com> | 2025-08-28 16:43:15 +0530 |
|---|---|---|
| committer | Borislav Petkov (AMD) <bp@alien8.de> | 2025-09-01 13:00:43 +0200 |
| commit | 28bbfad229e4addf9990279c73c07b762b4a04e4 (patch) | |
| tree | 6fae40507a9a9a0e0e99a0cb8bf6b7961c9a01d0 | |
| parent | 869e36b9660dd72ab960b74c55d7a200c22588d0 (diff) | |
x86/sev: Enable NMI support for Secure AVIC
Now that support to send NMI IPI and support to inject NMI from the hypervisor
has been added, set V_NMI_ENABLE in the VINTR_CTRL field of the VMSA to enable
NMI for Secure AVIC guests.
[ bp: Zap useless brackets. ]
Signed-off-by: Kishon Vijay Abraham I <kvijayab@amd.com>
Signed-off-by: Neeraj Upadhyay <Neeraj.Upadhyay@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Tianyu Lan <tiala@microsoft.com>
Link: https://lore.kernel.org/20250828111315.208959-1-Neeraj.Upadhyay@amd.com
| -rw-r--r-- | arch/x86/coco/sev/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/coco/sev/core.c b/arch/x86/coco/sev/core.c index 37b1d41e68d0..e4740611228d 100644 --- a/arch/x86/coco/sev/core.c +++ b/arch/x86/coco/sev/core.c @@ -975,7 +975,7 @@ static int wakeup_cpu_via_vmgexit(u32 apic_id, unsigned long start_ip, unsigned vmsa->x87_fcw = AP_INIT_X87_FCW_DEFAULT; if (cc_platform_has(CC_ATTR_SNP_SECURE_AVIC)) - vmsa->vintr_ctrl |= V_GIF_MASK; + vmsa->vintr_ctrl |= V_GIF_MASK | V_NMI_ENABLE_MASK; /* SVME must be set. */ vmsa->efer = EFER_SVME; |