[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH 5/5] VT-d: adjust IOMMU interrupt affinities when all CPUs are online
On 21/11/2012 10:19, "Jan Beulich" <JBeulich@xxxxxxxx> wrote: > Since these interrupts get setup before APs get brought online, their > affinities naturally could only ever point to CPU 0 alone so far. > Adjust this to include potentially multiple CPUs in the target mask > (when running in one of the cluster modes), and take into account NUMA > information (to handle the interrupts on a CPU on the node where the > respective IOMMU is). > > Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx> > > --- a/xen/drivers/passthrough/vtd/dmar.c > +++ b/xen/drivers/passthrough/vtd/dmar.c > @@ -839,6 +839,7 @@ void acpi_dmar_reinstate(void) > > void acpi_dmar_zap(void) > { > + adjust_vtd_irq_affinities(); Is this just a handy place to hook? Does it logically make sense? -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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