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KVM: VMX: Allow real mode emulation using vm86 with dpl=0
authorAvi Kivity <avi@redhat.com>
Tue, 21 Aug 2012 14:07:02 +0000 (17:07 +0300)
committerMarcelo Tosatti <mtosatti@redhat.com>
Mon, 27 Aug 2012 23:02:20 +0000 (20:02 -0300)
Real mode is always entered from protected mode with dpl=0.  Since
the dpl doesn't affect execution, and we already override it to 3
in the vmcs (as vmx requires), we can allow execution in that state.

Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
arch/x86/kvm/vmx.c patch | blob | history

diff --cc arch/x86/kvm/vmx.c
Simple merge
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