2015-02-27 18:04-0600, Joel Schopp: > From: David Kaplan <david.kap...@amd.com> > > We can make the in instruction go faster the same way the out instruction is > already. > > Signed-off-by: David Kaplan <david.kap...@amd.com> > [extracted from larger unlrelated patch, forward ported, tested] > Signed-off-by: Joel Schopp <joel.sch...@amd.com> > --- > arch/x86/kvm/svm.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c > @@ -1907,6 +1907,8 @@ static int io_interception(struct vcpu_svm *svm) > svm->next_rip = svm->vmcb->control.exit_info_2; > skip_emulated_instruction(&svm->vcpu); > > + if (in) > + return kvm_fast_pio_in(vcpu, size, port);
Have I missed a patch that defined kvm_fast_pio_in()? Thanks. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
