From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.5 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_MUTT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B008AC10F05 for ; Wed, 20 Mar 2019 21:01:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7F282218D4 for ; Wed, 20 Mar 2019 21:01:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=cmpxchg-org.20150623.gappssmtp.com header.i=@cmpxchg-org.20150623.gappssmtp.com header.b="JEjXZibp" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727651AbfCTVBT (ORCPT ); Wed, 20 Mar 2019 17:01:19 -0400 Received: from mail-yw1-f68.google.com ([209.85.161.68]:46172 "EHLO mail-yw1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727634AbfCTVBS (ORCPT ); Wed, 20 Mar 2019 17:01:18 -0400 Received: by mail-yw1-f68.google.com with SMTP id v127so3133131ywe.13 for ; Wed, 20 Mar 2019 14:01:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cmpxchg-org.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=Ac3c8BuwXRGufN3K90gjwkHmlf5WusrlHW6NBm1q4lU=; b=JEjXZibp3H4f5ucHf9/nYNdp/ytl0tGHWy0AKX8AmsOYBRlU8V7e7ASVsOt5LncbG1 gCS3JBKOn47BLQ8g8YjIgv5iVaKorzkc91V8QDkcVsYe9/uFey0bvFZJ40zD0zOsl8II nHTxk66AWJwMWj4oEKBm1cbfvp6BYEg7JuMVewxzaYlEdBuWcOECG93P/lHKqFr/4AtI Ay0134rkQc9XtvkOKQ5mUy2sa9+TvRSVaXpfbxTCCpsuq4KZKEtKZF+CElW2vAYDxjNZ iH6/4zmve2aF6+bRlPsYN4X24H06xqEBtv9npU1i8LLPi3xQMpqTA2LPRN+hWfZwilZn FBVg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=Ac3c8BuwXRGufN3K90gjwkHmlf5WusrlHW6NBm1q4lU=; b=li4GABgmUEhzK2jC1uM6X02XHHWbS48ZXCINHuKmXUzkC8kl/P74Ijt7b9YB8tM/Cp s8aLT6CkJy9GRpsDBlvWBtMKzEb44htGegcoY057tmFtI3MZB/UsA/mrgHVVsqkoDYaO 1urjd4yb+Fauc9pZRixBnO7fpK/cey8J/UUuXMakUdyrIA3qeIm4PhvvSn3QjryTHj2K PgFjN6UkiAkVsXWMCgEOGTZo/EOlDYc8yJBM0rGwjfI+iLhBVj9ZxrtNSLc7SV6GcFUw fv6jF+kOj7Iwepcb/T4Osihn0W2ROcaCIuZc9srXvE/ajc/Xa7rLMwSsgGZQOfD17RsJ WHiw== X-Gm-Message-State: APjAAAWVLKqI0wCTFmWaPDC99+daybSIwIYDRP/nAZOLcpEw/6iL4TKy L1w1eC/BdF/MPBsfLTexptBSTveoToo= X-Google-Smtp-Source: APXvYqwtzykOHbzXPKJJWcXH+CWrw+RxKVwf2qkPOM6F/W9FMVFsz+4hKQS1ImujNybU7Y3XRpcA9g== X-Received: by 2002:a81:430a:: with SMTP id q10mr156204ywa.508.1553115677811; Wed, 20 Mar 2019 14:01:17 -0700 (PDT) Received: from localhost ([2620:10d:c091:200::2:b52c]) by smtp.gmail.com with ESMTPSA id 207sm1091449yws.38.2019.03.20.14.01.16 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 20 Mar 2019 14:01:17 -0700 (PDT) Date: Wed, 20 Mar 2019 17:01:15 -0400 From: Johannes Weiner To: Suren Baghdasaryan Cc: gregkh@linuxfoundation.org, tj@kernel.org, lizefan@huawei.com, axboe@kernel.dk, dennis@kernel.org, dennisszhou@gmail.com, mingo@redhat.com, peterz@infradead.org, akpm@linux-foundation.org, corbet@lwn.net, cgroups@vger.kernel.org, linux-mm@kvack.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@android.com Subject: Re: [PATCH v6 5/7] psi: track changed states Message-ID: <20190320210115.GD19382@cmpxchg.org> References: <20190319235619.260832-1-surenb@google.com> <20190319235619.260832-6-surenb@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190319235619.260832-6-surenb@google.com> User-Agent: Mutt/1.11.4 (2019-03-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Mar 19, 2019 at 04:56:17PM -0700, Suren Baghdasaryan wrote: > Introduce changed_states parameter into collect_percpu_times to track > the states changed since the last update. > > Signed-off-by: Suren Baghdasaryan Acked-by: Johannes Weiner This will be needed to detect whether polled states activated in the monitor patch.