Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752394AbdGFKrl (ORCPT ); Thu, 6 Jul 2017 06:47:41 -0400 Received: from mail-pf0-f178.google.com ([209.85.192.178]:35583 "EHLO mail-pf0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751929AbdGFKrj (ORCPT ); Thu, 6 Jul 2017 06:47:39 -0400 Date: Thu, 6 Jul 2017 16:17:36 +0530 From: Viresh Kumar To: Dietmar Eggemann Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux@arm.linux.org.uk, Greg Kroah-Hartman , Russell King , Catalin Marinas , Will Deacon , Juri Lelli , Vincent Guittot , Peter Zijlstra , Morten Rasmussen , "Rafael J . Wysocki" Subject: Re: [PATCH v2 06/10] arm: wire cpu-invariant accounting support up to the task scheduler Message-ID: <20170706104736.GF13048@vireshk-i7> References: <20170706094948.8779-1-dietmar.eggemann@arm.com> <20170706094948.8779-7-dietmar.eggemann@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170706094948.8779-7-dietmar.eggemann@arm.com> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1580 Lines: 40 On 06-07-17, 10:49, Dietmar Eggemann wrote: > Commit 8cd5601c5060 ("sched/fair: Convert arch_scale_cpu_capacity() from > weak function to #define") changed the wiring which now has to be done > by associating arch_scale_cpu_capacity with the actual implementation > provided by the architecture. > > Define arch_scale_cpu_capacity to use the arch_topology "driver" > function topology_get_cpu_scale() for the task scheduler's cpu-invariant > accounting instead of the default arch_scale_cpu_capacity() in > kernel/sched/sched.h. > > Cc: Russell King > Cc: Juri Lelli > Signed-off-by: Dietmar Eggemann > Acked-by: Vincent Guittot > Tested-by: Juri Lelli > Reviewed-by: Juri Lelli > --- > arch/arm/include/asm/topology.h | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/arch/arm/include/asm/topology.h b/arch/arm/include/asm/topology.h > index 57aebfa03e24..26d491c65955 100644 > --- a/arch/arm/include/asm/topology.h > +++ b/arch/arm/include/asm/topology.h > @@ -32,6 +32,9 @@ const struct cpumask *cpu_coregroup_mask(int cpu); > /* Replace task scheduler's default frequency-invariant accounting */ > #define arch_scale_freq_capacity topology_get_freq_scale > > +/* Replace task scheduler's default cpu-invariant accounting */ > +#define arch_scale_cpu_capacity topology_get_cpu_scale > + > #else > > static inline void init_cpu_topology(void) { } Reviewed-by: Viresh Kumar -- viresh