Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752512AbdGFJug (ORCPT ); Thu, 6 Jul 2017 05:50:36 -0400 Received: from foss.arm.com ([217.140.101.70]:36132 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752399AbdGFJuc (ORCPT ); Thu, 6 Jul 2017 05:50:32 -0400 From: Dietmar Eggemann To: linux-kernel@vger.kernel.org Cc: 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 , Viresh Kumar , "Rafael J . Wysocki" Subject: [PATCH v2 05/10] arm: wire frequency-invariant accounting support up to the task scheduler Date: Thu, 6 Jul 2017 10:49:43 +0100 Message-Id: <20170706094948.8779-6-dietmar.eggemann@arm.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170706094948.8779-1-dietmar.eggemann@arm.com> References: <20170706094948.8779-1-dietmar.eggemann@arm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1392 Lines: 36 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: 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 ca05d1b90411..57aebfa03e24 100644 --- a/arch/arm/include/asm/topology.h +++ b/arch/arm/include/asm/topology.h @@ -29,6 +29,9 @@ const struct cpumask *cpu_coregroup_mask(int cpu); /* 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 + #else static inline void init_cpu_topology(void) { } -- 2.11.0