Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964801AbbGGSuh (ORCPT ); Tue, 7 Jul 2015 14:50:37 -0400 Received: from foss.arm.com ([217.140.101.70]:37771 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933015AbbGGSX5 (ORCPT ); Tue, 7 Jul 2015 14:23:57 -0400 From: Morten Rasmussen To: peterz@infradead.org, mingo@redhat.com Cc: vincent.guittot@linaro.org, daniel.lezcano@linaro.org, Dietmar Eggemann , yuyang.du@intel.com, mturquette@baylibre.com, rjw@rjwysocki.net, Juri Lelli , sgurrappadi@nvidia.com, pang.xunlei@zte.com.cn, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Juri Lelli Subject: [RFCv5 PATCH 45/46] sched/cpufreq_sched: modify pcpu_capacity handling Date: Tue, 7 Jul 2015 19:24:28 +0100 Message-Id: <1436293469-25707-46-git-send-email-morten.rasmussen@arm.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1436293469-25707-1-git-send-email-morten.rasmussen@arm.com> References: <1436293469-25707-1-git-send-email-morten.rasmussen@arm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1137 Lines: 34 From: Juri Lelli Use the cpu argument of cpufreq_sched_set_cap() to handle per_cpu writes, as the thing can be called remotely (e.g., from load balacing code). cc: Ingo Molnar cc: Peter Zijlstra Signed-off-by: Juri Lelli --- kernel/sched/cpufreq_sched.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sched/cpufreq_sched.c b/kernel/sched/cpufreq_sched.c index 06ff183..b81ac779 100644 --- a/kernel/sched/cpufreq_sched.c +++ b/kernel/sched/cpufreq_sched.c @@ -151,7 +151,7 @@ void cpufreq_sched_set_cap(int cpu, unsigned long capacity) unsigned long capacity_max = 0; /* update per-cpu capacity request */ - __this_cpu_write(pcpu_capacity, capacity); + per_cpu(pcpu_capacity, cpu) = capacity; policy = cpufreq_cpu_get(cpu); if (IS_ERR_OR_NULL(policy)) { -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/