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=-8.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL 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 09918C28CBC for ; Wed, 6 May 2020 14:34:32 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id BF50320675 for ; Wed, 6 May 2020 14:34:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="CT+4TmwF" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BF50320675 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 5C2458E0005; Wed, 6 May 2020 10:34:31 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 573638E0003; Wed, 6 May 2020 10:34:31 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 488058E0005; Wed, 6 May 2020 10:34:31 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0076.hostedemail.com [216.40.44.76]) by kanga.kvack.org (Postfix) with ESMTP id 3062C8E0003 for ; Wed, 6 May 2020 10:34:31 -0400 (EDT) Received: from smtpin27.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id EE1F92C32 for ; Wed, 6 May 2020 14:34:30 +0000 (UTC) X-FDA: 76786539900.27.metal69_618d994d2485b X-HE-Tag: metal69_618d994d2485b X-Filterd-Recvd-Size: 2767 Received: from mail-lf1-f52.google.com (mail-lf1-f52.google.com [209.85.167.52]) by imf07.hostedemail.com (Postfix) with ESMTP for ; Wed, 6 May 2020 14:34:30 +0000 (UTC) Received: by mail-lf1-f52.google.com with SMTP id g10so1518444lfj.13 for ; Wed, 06 May 2020 07:34:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:from:date:message-id:subject:to:cc; bh=Mj8oMqavSLaN8a8tSDyKYdr6vkxMA1G50UP++I7w4KU=; b=CT+4TmwFMh7aJbYbgGBnjW7ZYb4Y0h0t56N67Vh+7ZrihjB7B9bU2dRfdigb8wt2T/ 4r07/WRp32W/ERR3dYBESQsrSGMANjM0DdTQ01/kBfoF2gpe8YyL0sLe6Bu74Zg+1FVi cIQ82DWryn7edf/GSp8qZQe+/Vx43EJqJCej0WcPo39gn6OVWjBTAhNB8W2PIFMpipWQ NDBZNQjlya9LK7dS8lhXnVz09OnyxeWcJJ1eB7scRpV/vrbxGae6HEHwnHVbGDtdjq1C 8b+vFuLd/9+xmAwLPRrp+yI0i2pWzkJ/J+efR/b2AD5u256c6oVV6MRuFmAvZcksrD2w T9nw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc; bh=Mj8oMqavSLaN8a8tSDyKYdr6vkxMA1G50UP++I7w4KU=; b=Jl+IrAPMtLd1hvmOWs3OlxPQo4/ugr+VSBWarIEnRopICxexAuG4cxRMTNfo2sJxdz rkTtfL1x9rPP9+IDZ9XHT+A9RAUbJj8rvPzmlgPFtS1ltxKySISn2dP+RCX8pFQTlVao AXHbnh9Vm89C9le5h/0IHY/KJIWXsvObDn0fpazvPu9IZ76YlHT34Re7rWV5jg1KOeja j+EZ6x7SgYHKNYuxPubp0q5Kt/XywHgLWNwb9L9oUminWjCoFhp3GiBMKlEzQmRflrun 2z3Y8T23/2wx+LhRt/ds5Q4NPB/GxM6Jjl1ESfDaF5atXa5g/CfxvC7RfvcdbavMcybn d1yQ== X-Gm-Message-State: AGi0Pub36fTvbfLoQpW5X9u75EtMVYFyHTIKE8dvbcn0wfmkI41MgMLi Bw5roUJoNbluucOE82tFkSyiePF9ILMKnvM8mV1cLw== X-Google-Smtp-Source: APiQypJk2x7uViYKwFPBtiBpV5y4xGNsm6eyHCQyW7xPnfiZry5GpogyrAc67OjvZ2Whda/Ummlt0uqAJxJP34sGqzI= X-Received: by 2002:a19:f512:: with SMTP id j18mr1386707lfb.33.1588775668301; Wed, 06 May 2020 07:34:28 -0700 (PDT) MIME-Version: 1.0 From: Shakeel Butt Date: Wed, 6 May 2020 07:34:16 -0700 Message-ID: Subject: Query on PGREFILL, PGSCAN and PGSTEAL To: Roman Gushchin Cc: Michal Hocko , Johannes Weiner , Andrew Morton , Linux MM Content-Type: text/plain; charset="UTF-8" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi Roman, The commit 2262185c5b28 ("mm: per-cgroup memory reclaim stats") added the memcg reclaim stats. However for the global PGSCAN and PGSTEAL counters it restricts them to be updated only for global reclaim while the PGREFILL global counter is updated for both global and cgroup reclaim. Is that intentional? thanks, Shakeel