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 82625C388F7 for ; Tue, 10 Nov 2020 18:13:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1AC8C20781 for ; Tue, 10 Nov 2020 18:13:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="MZ1ms173" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731050AbgKJSNC (ORCPT ); Tue, 10 Nov 2020 13:13:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39120 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726179AbgKJSNB (ORCPT ); Tue, 10 Nov 2020 13:13:01 -0500 Received: from mail-pg1-x529.google.com (mail-pg1-x529.google.com [IPv6:2607:f8b0:4864:20::529]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A1716C0613CF for ; Tue, 10 Nov 2020 10:13:01 -0800 (PST) Received: by mail-pg1-x529.google.com with SMTP id i7so10913124pgh.6 for ; Tue, 10 Nov 2020 10:13:01 -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=EsrVlmyAtM1K+YkC9o0RIUvZtd2QIppgyNOZFO0Pbxg=; b=MZ1ms1731XAw0nxOXdKHrEXbxCiBjvpX+st8Mz+ugd4EPKziIxosIlwbsMDhryhCvu WO2IHnc8R/iIU90v0upu8+1g/MZOp0ZmeeTegY/dHe2zmDpjbPRlkDQ2ocxL8HflxNi3 r08Mwd2FZgJagd3q1nQhZoGuniSWQHTTNzMKFb5FUe/il4IHEOD3/BI7+fKv/Ffv+JaR wXLKvm7vNmFrg/WRtXeEGJk62AjjKx9z149JQ2SOwTIih8UB4AJhIidkgXD7GmqnzX8L AmpAmK+HEc9JISWjM9gJNXsNwpU2Ps7XuVj1nnPacw1wObdfYSUK4azNRltq8YTTKMif jyag== 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=EsrVlmyAtM1K+YkC9o0RIUvZtd2QIppgyNOZFO0Pbxg=; b=VKq+69YObFNrFXeUrvPlpiK7Kwm/USmwczvkvzKzh3lLybbaQPChgDj/FylcbLJp43 tb9WVnbJAiZg5U+L5VyLshuU5u5Le6HDRRaj5ZUqz6oo/P2hcEfOjn6iF1Pmg8/1beb2 D0HePQu7juwqE7HlS6F15bvLz2XMMeul61TRTTUcpLriipJm0KjEzvGleIeQL8BN4lxp 1BSpa87fB4FmuO+HEj9nq6uH6sYVIcDaE+IIFqspb8FZtLJYUQkaPFLulbO+VWVYJCok 1cGUuN+3XFlmSasOzCWE4Bk1ZzTXxJhYgE1I4Ym8jCcSxOEM7IpS0kzxDFnzke0+zu08 mRKg== X-Gm-Message-State: AOAM533bBHUG0MUg89+SYBE1izAY6J6ciZ5gI51m/vfbGGio0DeBaeZm 26pdk2NaNsyWVveKAdIwhwU= X-Google-Smtp-Source: ABdhPJyPz4ZLmHXW7yjRFNkJShAhlzhuMtYXBxPadY395bUKIhkO1mzb6AHb4ubfpGCRrUKTpRsHUA== X-Received: by 2002:a17:90a:5e4d:: with SMTP id u13mr338745pji.171.1605031981234; Tue, 10 Nov 2020 10:13:01 -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 k5sm4157369pjj.37.2020.11.10.10.12.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Nov 2020 10:13:00 -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: [v2 PATCH 0/5] mm: misc migrate cleanup and improvement Date: Tue, 10 Nov 2020 10:12:45 -0800 Message-Id: <20201110181250.264394-1-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. v2: * Fixed the comments from Zi Yan * Collected Reviewed-by 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 | 158 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++--------------------------------- mm/vmscan.c | 2 +- 4 files changed, 108 insertions(+), 64 deletions(-)