Messages in this thread | | | Date | Thu, 6 Jul 2017 16:18:46 +0530 | From | Viresh Kumar <> | Subject | Re: [PATCH v2 08/10] arm64: wire frequency-invariant accounting support up to the task scheduler |
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On 06-07-17, 10:49, Dietmar Eggemann wrote: > Commit dfbca41f3479 ("sched: Optimize freq invariant accounting") > changed the wiring which now has to be done by associating > arch_scale_freq_capacity with the actual implementation provided > by the architecture. > > Define arch_scale_freq_capacity to use the arch_topology "driver" > function topology_get_freq_scale() for the task scheduler's > frequency-invariant accounting instead of the default > arch_scale_freq_capacity() in kernel/sched/sched.h. > > Cc: Catalin Marinas <catalin.marinas@arm.com> > Cc: Will Deacon <will.deacon@arm.com> > Cc: Juri Lelli <juri.lelli@arm.com> > Signed-off-by: Dietmar Eggemann <dietmar.eggemann@arm.com> > Acked-by: Catalin Marinas <catalin.marinas@arm.com> > Acked-by: Vincent Guittot <vincent.guittot@linaro.org> > Tested-by: Juri Lelli <juri.lelli@arm.com> > Reviewed-by: Juri Lelli <juri.lelli@arm.com> > --- > arch/arm64/include/asm/topology.h | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/arch/arm64/include/asm/topology.h b/arch/arm64/include/asm/topology.h > index d9cbb289e295..4fd598b432e6 100644 > --- a/arch/arm64/include/asm/topology.h > +++ b/arch/arm64/include/asm/topology.h > @@ -37,6 +37,9 @@ int pcibus_to_node(struct pci_bus *bus); > /* Subscribe for input data for frequency-invariant load-tracking */ > #define arch_set_freq_scale topology_set_freq_scale > > +/* Replace task scheduler's default frequency-invariant accounting */ > +#define arch_scale_freq_capacity topology_get_freq_scale > + > #include <asm-generic/topology.h> > > #endif /* _ASM_ARM_TOPOLOGY_H */
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
-- viresh
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