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| author | Jarkko Sakkinen <jarkko@profian.com> | 2022-07-28 07:09:19 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-07-28 20:02:06 +0200 |
| commit | 6fac42f127b8e8464b8c13036dfed825981881d9 (patch) | |
| tree | 6e2243bb8ce724c3fcaa2d73c0721c512362ad73 /arch/x86/kvm/svm/sev.c | |
| parent | KVM: x86/mmu: Treat NX as a valid SPTE bit for NPT (diff) | |
| download | linux-6fac42f127b8e8464b8c13036dfed825981881d9.tar.xz linux-6fac42f127b8e8464b8c13036dfed825981881d9.zip | |
KVM: SVM: Dump Virtual Machine Save Area (VMSA) to klog
As Virtual Machine Save Area (VMSA) is essential in troubleshooting
attestation, dump it to the klog with the KERN_DEBUG level of priority.
Cc: Jarkko Sakkinen <jarkko@kernel.org>
Suggested-by: Harald Hoyer <harald@profian.com>
Signed-off-by: Jarkko Sakkinen <jarkko@profian.com>
Message-Id: <20220728050919.24113-1-jarkko@profian.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/svm/sev.c')
| -rw-r--r-- | arch/x86/kvm/svm/sev.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c index 309bcdb2f929..1b70e6d68113 100644 --- a/arch/x86/kvm/svm/sev.c +++ b/arch/x86/kvm/svm/sev.c @@ -603,6 +603,9 @@ static int sev_es_sync_vmsa(struct vcpu_svm *svm) save->xss = svm->vcpu.arch.ia32_xss; save->dr6 = svm->vcpu.arch.dr6; + pr_debug("Virtual Machine Save Area (VMSA):\n"); + print_hex_dump(KERN_CONT, "", DUMP_PREFIX_NONE, 16, 1, save, sizeof(*save), false); + return 0; } |