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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 A9947C433DF for ; Mon, 18 May 2020 12:15:30 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 6CB3120671 for ; Mon, 18 May 2020 12:15:30 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6CB3120671 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=canonical.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id F2944900003; Mon, 18 May 2020 08:15:29 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id EDACC900002; Mon, 18 May 2020 08:15:29 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DF077900003; Mon, 18 May 2020 08:15:29 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0009.hostedemail.com [216.40.44.9]) by kanga.kvack.org (Postfix) with ESMTP id C8CF0900002 for ; Mon, 18 May 2020 08:15:29 -0400 (EDT) Received: from smtpin26.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 85C16824805A for ; Mon, 18 May 2020 12:15:29 +0000 (UTC) X-FDA: 76829735178.26.note15_12cb55c3d2e34 X-HE-Tag: note15_12cb55c3d2e34 X-Filterd-Recvd-Size: 3454 Received: from youngberry.canonical.com (youngberry.canonical.com [91.189.89.112]) by imf30.hostedemail.com (Postfix) with ESMTP for ; Mon, 18 May 2020 12:15:29 +0000 (UTC) Received: from mail-ed1-f71.google.com ([209.85.208.71]) by youngberry.canonical.com with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.86_2) (envelope-from ) id 1jaeg3-0002Sn-PQ for linux-mm@kvack.org; Mon, 18 May 2020 12:15:27 +0000 Received: by mail-ed1-f71.google.com with SMTP id a14so3198231edx.2 for ; Mon, 18 May 2020 05:15:27 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=wSKPyI+z3/ghuKiiEStd7yz61AaHIt29YcTLEMnoHhI=; b=tVBVym+TCiXleXdPMiRZ+jeJKUUqp61APcNEjTeQbJj2TG7qi/JXjSq3oRwkncghYs iIdKAV4xVkAiwTayV86DtglNb/NPghA8M/3WFYMvQL6WJm85z1AXSaaVI6Se5BJG8Zys zzcCSHhUAXMf+xM/TrJURHHGpTxRv0PSHtuYOYINF3DAldF8+DzGqd0+kJoXasjXAjlL luihevLgOth7JvJCqAVEmX2e+0EUuYzi9my+NiMNLg/AG/3X87WGwI6FmSbtZuzwQkEo d4FbrWReVDkBZurL24NKmd6qSLZ6q70NQjnxaCgf81ZVfvF3yin4NueguOKkliQ+bGT6 XrPw== X-Gm-Message-State: AOAM530tXUPAlvwI3tChDZJZ72C3NOhb3yxPZHkw4NXWVznUCpYcK/eg nYFC0hXKtDdL9dlv0c8mmYl8TY3xV/iiviY6OF2WVo6MLMLePCXo4Ang5CISej4tcW7Q/JZY4fn jMxsXDpLOCo+S7VGql2QGbp+VgYjn8Ax985Toh41eNaWq X-Received: by 2002:a17:906:6a43:: with SMTP id n3mr1847785ejs.33.1589804127431; Mon, 18 May 2020 05:15:27 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyx92b8+cJv+vIkG6WlGqCQiI3XfGvfpzW4RZyHWBrMioHzcq9k6+bFhU+3dVoZWZJfIhb/0GfPnVM2t/ZkDik= X-Received: by 2002:a17:906:6a43:: with SMTP id n3mr1847757ejs.33.1589804127148; Mon, 18 May 2020 05:15:27 -0700 (PDT) MIME-Version: 1.0 References: <20200507215946.22589-1-gpiccoli@canonical.com> <20200507160438.ed336a1e00c23c6863d75ae5@linux-foundation.org> <6bf5e178-f2c8-f453-9035-93e31995bb53@sony.com> In-Reply-To: <6bf5e178-f2c8-f453-9035-93e31995bb53@sony.com> From: Guilherme Piccoli Date: Mon, 18 May 2020 09:14:51 -0300 Message-ID: Subject: Re: [PATCH] mm, compaction: Indicate when compaction is manually triggered by sysctl To: peter enderborg Cc: David Rientjes , "Guilherme G. Piccoli" , Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Gavin Guo , Mel Gorman Content-Type: text/plain; charset="UTF-8" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000021, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi Peter, thanks for the feedback. What do you mean by "trace notification" ? We seem to have a trace event in that function you mentioned. Also, accounting for that function is enough to differentiate when the compaction is triggered by the kernel itself or by the user (which is our use case here) ? Cheers, Guilherme