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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 72157C0650F for ; Wed, 14 Aug 2019 06:57:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4E1EB208C2 for ; Wed, 14 Aug 2019 06:57:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727314AbfHNG53 (ORCPT ); Wed, 14 Aug 2019 02:57:29 -0400 Received: from mga11.intel.com ([192.55.52.93]:51786 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726007AbfHNG53 (ORCPT ); Wed, 14 Aug 2019 02:57:29 -0400 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 13 Aug 2019 23:57:28 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,384,1559545200"; d="scan'208";a="188028665" Received: from richard.sh.intel.com (HELO localhost) ([10.239.159.54]) by orsmga002.jf.intel.com with ESMTP; 13 Aug 2019 23:57:26 -0700 Date: Wed, 14 Aug 2019 14:57:03 +0800 From: Wei Yang To: Christoph Hellwig Cc: Wei Yang , akpm@linux-foundation.org, mgorman@techsingularity.net, vbabka@suse.cz, osalvador@suse.de, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 3/3] mm/mmap.c: extract __vma_unlink_list as counter part for __vma_link_list Message-ID: <20190814065703.GA6433@richard> Reply-To: Wei Yang References: <20190814021755.1977-1-richardw.yang@linux.intel.com> <20190814021755.1977-3-richardw.yang@linux.intel.com> <20190814051611.GA1958@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190814051611.GA1958@infradead.org> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 13, 2019 at 10:16:11PM -0700, Christoph Hellwig wrote: >Btw, is there any good reason we don't use a list_head for vma linkage? Not sure, maybe there is some historical reason? -- Wei Yang Help you, Help me