KVM: VMX: Prevent RSB underflow before vmenter

[mirror_ubuntu-jammy-kernel.git] / arch / x86 / kernel / asm-offsets.c

diff --git a/arch/x86/kernel/asm-offsets.c b/arch/x86/kernel/asm-offsets.c
index ecd3fd6993d1a5e4f257405681c70eef77532bb6..173e3295d3d7aae62c232b8f1b413002396224d4 100644 (file)
--- a/arch/x86/kernel/asm-offsets.c
+++ b/arch/x86/kernel/asm-offsets.c
@@ -18,6 +18,7 @@
 #include <asm/bootparam.h>
 #include <asm/suspend.h>
 #include <asm/tlbflush.h>
+#include "../kvm/vmx/vmx.h"
 
 #ifdef CONFIG_XEN
 #include <xen/interface/xen.h>
@@ -93,4 +94,9 @@ static void __used common(void)
        OFFSET(TSS_sp0, tss_struct, x86_tss.sp0);
        OFFSET(TSS_sp1, tss_struct, x86_tss.sp1);
        OFFSET(TSS_sp2, tss_struct, x86_tss.sp2);
+
+       if (IS_ENABLED(CONFIG_KVM_INTEL)) {
+               BLANK();
+               OFFSET(VMX_spec_ctrl, vcpu_vmx, spec_ctrl);
+       }
 }