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=-11.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT 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 1898CC433DB for ; Fri, 26 Mar 2021 09:45:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BEAD861A42 for ; Fri, 26 Mar 2021 09:45:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229890AbhCZJpZ (ORCPT ); Fri, 26 Mar 2021 05:45:25 -0400 Received: from out30-131.freemail.mail.aliyun.com ([115.124.30.131]:49760 "EHLO out30-131.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229528AbhCZJpB (ORCPT ); Fri, 26 Mar 2021 05:45:01 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R541e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04400;MF=xlpang@linux.alibaba.com;NM=1;PH=DS;RN=6;SR=0;TI=SMTPD_---0UTMtOfu_1616751898; Received: from localhost(mailfrom:xlpang@linux.alibaba.com fp:SMTPD_---0UTMtOfu_1616751898) by smtp.aliyun-inc.com(127.0.0.1); Fri, 26 Mar 2021 17:44:58 +0800 From: Xunlei Pang To: Andrew Morton , Alexander Duyck , Mel Gorman Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, Xunlei Pang Subject: [PATCH 0/4] mm/page_reporting: Some knobs and fixes Date: Fri, 26 Mar 2021 17:44:54 +0800 Message-Id: <1616751898-58393-1-git-send-email-xlpang@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the following knobs in PATCH 1~3: /sys/kernel/mm/page_reporting/reported_kbytes /sys/kernel/mm/page_reporting/refault_kbytes /sys/kernel/mm/page_reporting/reporting_factor Fix unexpected user OOM in PATCH 4. Xunlei Pang (4): mm/page_reporting: Introduce free page reported counters mm/page_reporting: Introduce free page reporting factor mm/page_reporting: Introduce "page_reporting_factor=" boot parameter mm/page_reporting: Fix possible user allocation failure Documentation/admin-guide/kernel-parameters.txt | 3 + include/linux/mmzone.h | 3 + mm/page_alloc.c | 6 +- mm/page_reporting.c | 268 ++++++++++++++++++++++-- 4 files changed, 260 insertions(+), 20 deletions(-) -- 1.8.3.1