Messages in this thread | | | Date | Fri, 17 Jan 2014 12:18:31 -0800 | From | Greg KH <> | Subject | Re: [PATCH] KVM: SVM: fix NMI window after iret |
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On Fri, Jan 17, 2014 at 08:52:42PM +0100, Radim Krčmář wrote: > We should open NMI window right after an iret, but SVM exits before it. > We wanted to single step using the trap flag and then open it. > (or we could emulate the iret instead) > We don't do it since commit 3842d135ff2 (likely), because the iret exit > handler does not request an event, so NMI window remains closed until > the next exit. > > Fix this by making KVM_REQ_EVENT request in the iret handler. > > Signed-off-by: Radim Krčmář <rkrcmar@redhat.com> > --- > (btw. kvm-unit-tests weren't executed on SVM since Nov 2010, at least) > > arch/x86/kvm/svm.c | 1 + > 1 file changed, 1 insertion(+)
<formletter>
This is not the correct way to submit patches for inclusion in the stable kernel tree. Please read Documentation/stable_kernel_rules.txt for how to do this properly.
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