At 13:09 +0000 on 11 Dec (1418299748), Jan Beulich wrote: > >>> On 11.12.14 at 14:00, <t...@xen.org> wrote: > > At 10:47 +0000 on 11 Dec (1418291241), Jan Beulich wrote: > >> ... for the time being: The mechanism used depends on the domain's use > >> of the IRET hypercall. > > > > Can you elaborate? Looking at the existing code it seems like what it > > does is set v->nmi_pending and make sure the vcpu gets scheduled > > appropriately. > > > > The HVM code will deliver an NMI if it sees v->nmi_pending (which is > > what vlapic_accept_irq does, for example). Is there some other piece > > I'm missing? > > Just so that others see the answer too: The problem is that the > temporary affinity adjustment gets undone in the HYPERVISOR_iret > handler, yet PVH can't call that hypercall.
Thanks. So to make this work for PVH we'd want to do something like calling async_exception_cleanup() from vlapic_EOI_set()? Tim. _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
