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authorPaolo Bonzini <pbonzini@redhat.com>2020-12-16 13:08:21 -0500
committerPaolo Bonzini <pbonzini@redhat.com>2020-12-16 13:08:21 -0500
commitd45f89f7437d0f2c8275b4434096164db106384d (patch)
tree6eae74b57f5990ce76aada6728b2825bcdecd4c6 /arch/x86
parent722e039d9a290a06e38199f6baffc04cfd98f2db (diff)
KVM: SVM: fix 32-bit compilation
VCPU_REGS_R8...VCPU_REGS_R15 are not defined on 32-bit x86, so cull them from the synchronization of the VMSA. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/kvm/svm/sev.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c
index 8b5ef0fe4490..e57847ff8bd2 100644
--- a/arch/x86/kvm/svm/sev.c
+++ b/arch/x86/kvm/svm/sev.c
@@ -529,6 +529,7 @@ static int sev_es_sync_vmsa(struct vcpu_svm *svm)
save->rbp = svm->vcpu.arch.regs[VCPU_REGS_RBP];
save->rsi = svm->vcpu.arch.regs[VCPU_REGS_RSI];
save->rdi = svm->vcpu.arch.regs[VCPU_REGS_RDI];
+#ifdef CONFIG_X86_64
save->r8 = svm->vcpu.arch.regs[VCPU_REGS_R8];
save->r9 = svm->vcpu.arch.regs[VCPU_REGS_R9];
save->r10 = svm->vcpu.arch.regs[VCPU_REGS_R10];
@@ -537,6 +538,7 @@ static int sev_es_sync_vmsa(struct vcpu_svm *svm)
save->r13 = svm->vcpu.arch.regs[VCPU_REGS_R13];
save->r14 = svm->vcpu.arch.regs[VCPU_REGS_R14];
save->r15 = svm->vcpu.arch.regs[VCPU_REGS_R15];
+#endif
save->rip = svm->vcpu.arch.regs[VCPU_REGS_RIP];
/* Sync some non-GPR registers before encrypting */