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=-6.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT 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 8EF85C388F7 for ; Thu, 5 Nov 2020 20:53:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 295C920719 for ; Thu, 5 Nov 2020 20:53:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="KDgDPHLC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732367AbgKEUxm (ORCPT ); Thu, 5 Nov 2020 15:53:42 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48486 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726729AbgKEUxl (ORCPT ); Thu, 5 Nov 2020 15:53:41 -0500 Received: from mail-pf1-x42a.google.com (mail-pf1-x42a.google.com [IPv6:2607:f8b0:4864:20::42a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CDBE5C0613CF for ; Thu, 5 Nov 2020 12:53:41 -0800 (PST) Received: by mail-pf1-x42a.google.com with SMTP id 72so2276804pfv.7 for ; Thu, 05 Nov 2020 12:53:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=glxnw0G7mxkHwrXWKFo1FuZeLsueNuAwrkAI5cvobhs=; b=KDgDPHLCwQNjq5ZevQXlPQyPpemkdsQuLbYTPNaG/g2JQkTMTSKuf8dBXtgLXmtg6E pTn+g84r/p2ezItTwPsXkOC7cnygQfyQHNhWcFkWCr3Gdu61XTW46uFVpmesvrXQb2Lc VgWwP1v7Irp/RBZlm5IS7yP066DSUkT+RazNa8AL4vDf/ndVHqLK7m8fMpx4VO8QxDtc Wb4vl4CPL5WAtqJAf04E1nX7MeVMIzi/WDQ0IcTo81AJgmlhSbdisZKTwT0vT4V1hHkF CAsK1PiOGuK3wgI0678kaE2DLjQecdLPB87g9LxzJc+vydmqW70Br5Kmij0jJFBS7Ikv CAUA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=glxnw0G7mxkHwrXWKFo1FuZeLsueNuAwrkAI5cvobhs=; b=Gc3UiKIDD0T7BQ8YwH+t0xbrFg/W9O0VmXa6f7SlevC9KAwVrBJX2Ob7dQl7EaLD8e dWJwlSKjvVPr4z9vP/dF1V81SD4AwLVGSCHuYj6BEPy4icBEz+UVttwPdlmdMYVFUFJS R6ZdRF3qQrkc1LkVPAmoU8JINbKUL7su/aIoJyVTdQcpMhUmzhhOt3ktJ8qEPyi98TJH uXW81zHLQyUvLFw9VBtE+Swh5a85q4h3lB7JkpO9IrCDkMSDOIO5AaZ4yBhEIjhHqWkM fhDGpZLa5qML8kWssaJc76z5ZnJ9RJDqSwLzGWGjwWe+OyrP8XsytLoW+dqi58M0hQts URBQ== X-Gm-Message-State: AOAM5316N04j3wW3tm0sb88EZdN6sxcwD8BJSyhJzBgDLi7kJvwUscl8 89bnktShFUrqDltrM58d/RM= X-Google-Smtp-Source: ABdhPJyhAkapNdkpklhp3VVPTNJjZxbq2eyxfS+sTZd+MNej0Btgyt5rp0RM8Y8rT9MnkqSvAoiaDg== X-Received: by 2002:a17:90b:496:: with SMTP id bh22mr4354896pjb.120.1604609621292; Thu, 05 Nov 2020 12:53:41 -0800 (PST) Received: from localhost.localdomain (c-107-3-138-210.hsd1.ca.comcast.net. [107.3.138.210]) by smtp.gmail.com with ESMTPSA id u22sm3265528pgf.24.2020.11.05.12.53.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Nov 2020 12:53:39 -0800 (PST) From: Yang Shi To: mhocko@suse.com, ziy@nvidia.com, songliubraving@fb.com, mgorman@suse.de, jack@suse.cz, akpm@linux-foundation.org Cc: shy828301@gmail.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/5] mm: misc migrate cleanup and improvement Date: Tue, 3 Nov 2020 05:03:29 -0800 Message-Id: <20201103130334.13468-1-shy828301@gmail.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Some misc migrate code cleanup and improvement. Yang Shi (5): mm: truncate_complete_page is not existed anymore mm: migrate: simplify the logic for handling permanent failure mm: migrate: skip shared exec THP for NUMA balancing mm: migrate: clean up migrate_prep{_local} mm: migrate: return -ENOSYS if THP migration is unsupported include/linux/migrate.h | 4 +-- mm/mempolicy.c | 8 ++---- mm/migrate.c | 148 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++----------------------------------- mm/vmscan.c | 2 +- 4 files changed, 99 insertions(+), 63 deletions(-)