Messages in this thread | | | Date | Wed, 6 Jul 2016 17:05:25 +0100 | From | Will Deacon <> | Subject | Re: [PATCH v2] drivers/perf: arm-pmu: Handle per-interrupt affinity mask |
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On Wed, Jul 06, 2016 at 03:33:47PM +0100, Marc Zyngier wrote: > On a big-little system, PMUs can be wired to CPUs using per CPU > interrups (PPI). In this case, it is important to make sure that > the enable/disable do happen on the right set of CPUs. > > So instead of relying on the interrupt-affinity property, we can > use the actual percpu affinity that DT exposes as part of the > interrupt specifier. The DT binding is also updated to reflect > the fact that the interrupt-affinity property shouldn't be used > in that case. > > Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> > --- > * From v1: > - propagate the error if irq_get_percpu_devid_partition fails
Thanks, I'll queue this.
Will
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