KVM: x86: DR0-DR3 are not clear on reset

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DR0-DR3 are not cleared as they should during reset and when they are set from
userspace.  It appears to be caused by c77fb5fe6f ("KVM: x86: Allow the guest
to run with dirty debug registers").

Force their reload on these situations.

Signed-off-by: Nadav Amit <namit@cs.technion.ac.il>
Message-Id: <1427933438-12782-4-git-send-email-namit@cs.technion.ac.il>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

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Nadav Amit 2015-04-02 03:10:37 +03:00 • committed by Paolo Bonzini

parent 58d269d8cc

commit ae561edeb4

2 changed files with 15 additions and 0 deletions

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1

arch/x86/include/asm/kvm_host.h

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14

arch/x86/kvm/x86.c

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