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authorPeter Xu <peterx@redhat.com>2020-05-05 22:49:58 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2020-05-07 12:13:41 +0200
commit13196638d5de2564af90387930afa19cf27c1974 (patch)
tree38db6c323e66134172f706aa5bc2f13ce0ab047c
parentKVM: x86: fix DR6 delivery for various cases of #DB injection (diff)
downloadlinux-13196638d5de2564af90387930afa19cf27c1974.tar.xz
linux-13196638d5de2564af90387930afa19cf27c1974.zip
KVM: X86: Set RTM for DB_VECTOR too for KVM_EXIT_DEBUG
RTM should always been set even with KVM_EXIT_DEBUG on #DB. Signed-off-by: Peter Xu <peterx@redhat.com> Message-Id: <20200505205000.188252-2-peterx@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--arch/x86/kvm/vmx/vmx.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index bb5a527e49d9..2384a2dbec44 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -4683,7 +4683,7 @@ static int handle_exception_nmi(struct kvm_vcpu *vcpu)
kvm_queue_exception_p(vcpu, DB_VECTOR, dr6);
return 1;
}
- kvm_run->debug.arch.dr6 = dr6 | DR6_FIXED_1;
+ kvm_run->debug.arch.dr6 = dr6 | DR6_FIXED_1 | DR6_RTM;
kvm_run->debug.arch.dr7 = vmcs_readl(GUEST_DR7);
/* fall through */
case BP_VECTOR: