KVM: nSVM: do not forward NMI window singlestep VM exits to L1
authorLadi Prosek <lprosek@redhat.com>
Wed, 21 Jun 2017 07:06:58 +0000 (09:06 +0200)
committerPaolo Bonzini <pbonzini@redhat.com>
Tue, 27 Jun 2017 14:34:47 +0000 (16:34 +0200)
commitab2f4d73ebc33487930e7adf1dd8ed671c72827c
tree97b0ee57c804a6c432044aeb0e567df85c309b38
parent4aebd0e9ca3776368813239018287021002b8973
KVM: nSVM: do not forward NMI window singlestep VM exits to L1

Nested hypervisor should not see singlestep VM exits if singlestepping
was enabled internally by KVM. Windows is particularly sensitive to this
and known to bluescreen on unexpected VM exits.

Signed-off-by: Ladi Prosek <lprosek@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/svm.c