From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751449AbdCCA5x (ORCPT ); Thu, 2 Mar 2017 19:57:53 -0500 Received: from cloudserver094114.home.net.pl ([79.96.170.134]:51059 "EHLO cloudserver094114.home.net.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751148AbdCCA5w (ORCPT ); Thu, 2 Mar 2017 19:57:52 -0500 From: "Rafael J. Wysocki" To: Viresh Kumar Cc: Ingo Molnar , Peter Zijlstra , linaro-kernel@lists.linaro.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Vincent Guittot Subject: Re: [PATCH 1/3] cpufreq: schedutil: move cached_raw_freq to struct sugov_policy Date: Thu, 02 Mar 2017 23:05:39 +0100 Message-ID: <1692186.fFRXBJz7b4@aspire.rjw.lan> User-Agent: KMail/4.14.10 (Linux/4.10.0+; KDE/4.14.9; x86_64; ; ) In-Reply-To: <0ee63c640d47281997d544d05f9dd543aef80588.1488437503.git.viresh.kumar@linaro.org> References: <0ee63c640d47281997d544d05f9dd543aef80588.1488437503.git.viresh.kumar@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thursday, March 02, 2017 02:03:20 PM Viresh Kumar wrote: > cached_raw_freq applies to the entire cpufreq policy and not individual > CPUs. Apart from wasting per-cpu memory, it is actually wrong to keep it > in struct sugov_cpu as we may end up comparing next_freq with a stale > cached_raw_freq of a random CPU. > > Move cached_raw_freq to struct sugov_policy. > > Signed-off-by: Viresh Kumar Any chance for a Fixes: tag? Thanks, Rafael