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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2D201C25B6B for ; Wed, 25 Oct 2023 09:20:08 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 6510C6B032A; Wed, 25 Oct 2023 05:20:08 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 600076B032B; Wed, 25 Oct 2023 05:20:08 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4C7916B032C; Wed, 25 Oct 2023 05:20:08 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id 3AE006B032A for ; Wed, 25 Oct 2023 05:20:08 -0400 (EDT) Received: from smtpin05.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 13A751CB361 for ; Wed, 25 Oct 2023 09:20:08 +0000 (UTC) X-FDA: 81383437296.05.59D204F Received: from mail-pg1-f176.google.com (mail-pg1-f176.google.com [209.85.215.176]) by imf04.hostedemail.com (Postfix) with ESMTP id B3D9940010 for ; Wed, 25 Oct 2023 09:20:04 +0000 (UTC) Authentication-Results: imf04.hostedemail.com; dkim=pass header.d=bytedance.com header.s=google header.b=D51cgvR4; dmarc=pass (policy=quarantine) header.from=bytedance.com; spf=pass (imf04.hostedemail.com: domain of zhangpeng.00@bytedance.com designates 209.85.215.176 as permitted sender) smtp.mailfrom=zhangpeng.00@bytedance.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1698225605; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=k9LKvzwQ+kJJuy6F8sbzPBJK3ry5j/OSwVPg23+fo4o=; b=wGiWGdb89ZFR0DRQk7CIeS9lNPFSOnbVAViwMxRbGc6nhBuwxXnSf/QBFfir8nhZreLt9F GRg1SVNrTrgpYa5xR63MzIpnas+k9TNo7lqnPoTWMeAJU2epNh8MV7zRGHxOThq1/qbqGR w5g5l2AzvYRNUXcKqK4AUf+1gR5fP4E= ARC-Authentication-Results: i=1; imf04.hostedemail.com; dkim=pass header.d=bytedance.com header.s=google header.b=D51cgvR4; dmarc=pass (policy=quarantine) header.from=bytedance.com; spf=pass (imf04.hostedemail.com: domain of zhangpeng.00@bytedance.com designates 209.85.215.176 as permitted sender) smtp.mailfrom=zhangpeng.00@bytedance.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1698225605; a=rsa-sha256; cv=none; b=j9FDRswuaqAT576OpqFcS7xjPf8sIMZoNXf93dEcPDadaCJtpN/y8DFBiQCItQzbJ3tswQ 73rVfpnP9dsHsAmYMAkW7BSrN6lKx0PFxIAtgoL5jrL0DFG/Oj4Z7z1aWVklwT/wxevHUp aHz24hKSew+nokwQFqsBMd5JlgseXPo= Received: by mail-pg1-f176.google.com with SMTP id 41be03b00d2f7-578b407045bso4115851a12.0 for ; Wed, 25 Oct 2023 02:20:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance.com; s=google; t=1698225603; x=1698830403; darn=kvack.org; h=content-transfer-encoding:in-reply-to:from:references:cc:to:subject :user-agent:mime-version:date:message-id:from:to:cc:subject:date :message-id:reply-to; bh=k9LKvzwQ+kJJuy6F8sbzPBJK3ry5j/OSwVPg23+fo4o=; b=D51cgvR412RR0x2hWCVarWYeY5ep9tJTB3WTNIgB24rhHFqZ/Z1S8+P0LoOlI6zUUp 5JKa0QPWLSHj+q072nrLxJgTEtQZsHEcA6Ly5mrZ6wFAwDB09eZgofn8YaMWd8uy228Y UW+c+O4ae0InugM3R3c4pjrnErv0hB0lMqBNu4C2hVI1Yd1mYqagoBNaPSm5+a4LtnQF txSfTvwYz4XkGAhNnm+jXV0pHuUVphDldcRsVqE/JmvgWSotRSPX7KJEpcD/ZZ+ItCmh +vlY4J+N0rMnzIaOeg/C6tF6wtwr4mdgZTYTpIzFzLl6T5VmDK8JTGPUqROYb13vbikC F3mA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1698225603; x=1698830403; h=content-transfer-encoding:in-reply-to:from:references:cc:to:subject :user-agent:mime-version:date:message-id:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=k9LKvzwQ+kJJuy6F8sbzPBJK3ry5j/OSwVPg23+fo4o=; b=Ry86BEZ+HPhOHXP9f0YfoFWQoIAmaxLIjl4Nl//gCmdOGrDv6V6+oxPp8NiIxlSeKw ed1QuF5cIBn0z1pLtKKSEjNNYbtVjFbF9IFE2QfouXgqP7CS7JyJdG9oSfk7XtHs/Jvc 72/dRG4T18lciEVF4IqL8Svd4WHrVKaAiyionfcFz3b7ZvabMUYoAuW/DYXxsuCBh9NS vky20tWV+0eZhX+kAUGXkUO4nlwumxpN2LevZ1fXpe7WviClDw4g1YVq/YCKWe1mpfik m6pJ8Sr5Z47kHJahFilylqbCyOgKc6Z6AlrP/bBxAu+W58iGjdQMeh4PIIVXGuDVvbf/ 6VeQ== X-Gm-Message-State: AOJu0Yy29ff8u2BevwK3jDofEqIzuPec5u3HcJ9ccttrO/gdtjI2tCtd Yafqx1uM7Hx394E5rtTtBbbR2A== X-Google-Smtp-Source: AGHT+IHfihGh9DaKro3ttnwboXUO0qkrr6LAJueCDPbd8CHiqmm6Eh/dzGrB6zYpq63P8X2rWNeq6A== X-Received: by 2002:a17:90a:d24d:b0:274:c284:c83c with SMTP id o13-20020a17090ad24d00b00274c284c83cmr13222743pjw.48.1698225603087; Wed, 25 Oct 2023 02:20:03 -0700 (PDT) Received: from [10.71.178.184] ([203.208.189.7]) by smtp.gmail.com with ESMTPSA id d12-20020a17090a498c00b00278ff752eacsm8133414pjh.50.2023.10.25.02.19.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 25 Oct 2023 02:20:02 -0700 (PDT) Message-ID: Date: Wed, 25 Oct 2023 17:19:54 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v6 03/10] maple_tree: Introduce interfaces __mt_dup() and mtree_dup() To: Matthew Wilcox Cc: Liam.Howlett@oracle.com, corbet@lwn.net, akpm@linux-foundation.org, brauner@kernel.org, surenb@google.com, michael.christie@oracle.com, mjguzik@gmail.com, mathieu.desnoyers@efficios.com, npiggin@gmail.com, peterz@infradead.org, oliver.sang@intel.com, mst@redhat.com, maple-tree@lists.infradead.org, linux-mm@kvack.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Peng Zhang References: <20231024083258.65750-1-zhangpeng.00@bytedance.com> <20231024083258.65750-4-zhangpeng.00@bytedance.com> From: Peng Zhang In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: B3D9940010 X-Stat-Signature: tis3ngat6c66udhfdb65kbu89as44po9 X-HE-Tag: 1698225604-933597 X-HE-Meta: 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 yYmfdYkc 1qPff+E9Nh7Kvnga4WuRC+rM3t+t0z7ThovA9mJpyyn8yhNy5KkrvlbUWbC0rktDxe5pzT68/Y7rnpKchgk0Hbz/6hY90z1PD0Kr1Pd1E7U/VGmXpsJtz+Fgxy4WP+Uj033nGKTAfLwG+NXqHy0j3zD/bq+Nu/hDDrbDTQB9HdWFGQLp0Kvgm1pB62dKxe77jE9jy/KjwgdHy0cjZ/115rf6fFPKNQKZ023TwDFZrXbT6TDMB0NQzxphSPmtO9Cc6GXqwgcRqpo7MQrIaFuWYexxUsd52o3gkd7jeX8gLnyJdMRJL1TGpYH5heIBpVDf+Jw+9C/mWmKUj0nzWXMpF/D0HHqHGaF7GfNIHF4PAMRXB5/94LWep2WvbCciGkL/R4SJ5YC6yP0p24j2g6XpDKCp91YP9hQMylw6Ln8VyoSAWhjyvUXax7yDkmpk/YvcA/4kYFH88Tfm8/MzgAksm/qhh9GmQeWpsPvzK6mfUtNjNK5My1CuDGnfPyHqTNYJSvKavagNCxfOHW9Jv/1Zn6tEWAJTl44g4WeCuNvVPeFTypHDD2J2LSYTJtraWkBsm4f1DHvaoJsjKhuTEKp8YoA5t1TenjXLE5KzF9dW3xdABwnA= 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: List-Subscribe: List-Unsubscribe: 在 2023/10/25 00:29, Matthew Wilcox 写道: > On Tue, Oct 24, 2023 at 04:32:51PM +0800, Peng Zhang wrote: >> +++ b/lib/maple_tree.c >> @@ -4,6 +4,10 @@ >> * Copyright (c) 2018-2022 Oracle Corporation >> * Authors: Liam R. Howlett >> * Matthew Wilcox >> + * >> + * Implementation of algorithm for duplicating Maple Tree > > I thought you agreed that line made no sense, and you were just going to > drop it? just add your copyright, right under ours. I'm sorry, I misunderstood your meaning last time. I will make corrections in the next version. Are you saying that only the following two lines are needed? This still needs to be confirmed with Liam. > >> + * Copyright (c) 2023 ByteDance >> + * Author: Peng Zhang >