From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753370AbaGaWPv (ORCPT ); Thu, 31 Jul 2014 18:15:51 -0400 Received: from smtp.codeaurora.org ([198.145.11.231]:59518 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751829AbaGaWPs (ORCPT ); Thu, 31 Jul 2014 18:15:48 -0400 Message-ID: <53DAC013.1070708@codeaurora.org> Date: Thu, 31 Jul 2014 15:15:47 -0700 From: Saravana Kannan User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130329 Thunderbird/17.0.5 MIME-Version: 1.0 To: "Rafael J. Wysocki" CC: Viresh Kumar , Todd Poynor , "Srivatsa S . Bhat" , linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Stephen Boyd Subject: Re: [PATCH v4 3/5] cpufreq: Don't destroy/realloc policy/sysfs on hotplug/suspend References: <1406250448-470-1-git-send-email-skannan@codeaurora.org> <1406250448-470-4-git-send-email-skannan@codeaurora.org> <3141717.0s1tLjazMZ@vostro.rjw.lan> In-Reply-To: <3141717.0s1tLjazMZ@vostro.rjw.lan> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07/31/2014 02:56 PM, Rafael J. Wysocki wrote: > On Thursday, July 24, 2014 06:07:26 PM Saravana Kannan wrote: >> This patch simplifies a lot of the hotplug/suspend code by not >> adding/removing/moving the policy/sysfs/kobj during hotplug and just leaves >> the cpufreq directory and policy in place irrespective of whether the CPUs >> are ONLINE/OFFLINE. > > I'm still quite unsure how this is going to work with the real CPU hot-remove > that makes the entire sysfs cpu directories go away. Can you please explain > that? With this patch it won't work correctly. 4/5 fixes it to work correctly. Just keeping them separate to make it easy to review. We can squash 3/5 and 4/5 later if people prefer it that way. -Saravana -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation