Commit 6fac42f1 authored by Jarkko Sakkinen's avatar Jarkko Sakkinen Committed by Paolo Bonzini
Browse files

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: default avatarHarald Hoyer <harald@profian.com>
Signed-off-by: default avatarJarkko Sakkinen <jarkko@profian.com>
Message-Id: <20220728050919.24113-1-jarkko@profian.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 6c6ab524

arch/x86/kvm/svm/sev.c

+3 −0
Original line number Diff line number Diff line
@@ -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;

}