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authorPaolo Bonzini <pbonzini@redhat.com>2020-05-04 09:34:10 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2020-05-04 11:59:03 -0400
commitdee919d15dcf70f4ce84b7da9b77bdc1c307454c (patch)
tree273d6eec7801a6ed7c7884630ad0897379c7e32c /arch
parentf9336e3281880b683137bc18f91848ac34af84c3 (diff)
downloadlinux-dee919d15dcf70f4ce84b7da9b77bdc1c307454c.tar.bz2
KVM: SVM: fill in kvm_run->debug.arch.dr[67]
The corresponding code was added for VMX in commit 42dbaa5a057 ("KVM: x86: Virtualize debug registers, 2008-12-15) but never for AMD. Fix this. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kvm/svm/svm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index 2f379bacbb26..38f6aeefeb55 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -1752,6 +1752,8 @@ static int db_interception(struct vcpu_svm *svm)
if (svm->vcpu.guest_debug &
(KVM_GUESTDBG_SINGLESTEP | KVM_GUESTDBG_USE_HW_BP)) {
kvm_run->exit_reason = KVM_EXIT_DEBUG;
+ kvm_run->debug.arch.dr6 = svm->vmcb->save.dr6;
+ kvm_run->debug.arch.dr7 = svm->vmcb->save.dr7;
kvm_run->debug.arch.pc =
svm->vmcb->save.cs.base + svm->vmcb->save.rip;
kvm_run->debug.arch.exception = DB_VECTOR;