Message ID | 20221221060058.609003-5-vernon2gm@gmail.com (mailing list archive) |
---|---|
State | New |
Headers | show
Return-Path: <owner-linux-mm@kvack.org> 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 8ED07C4332F for <linux-mm@archiver.kernel.org>; Wed, 21 Dec 2022 06:01:38 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 00F788E0006; Wed, 21 Dec 2022 01:01:38 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id F025D8E0001; Wed, 21 Dec 2022 01:01:37 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DC9C98E0006; Wed, 21 Dec 2022 01:01:37 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id CB0378E0001 for <linux-mm@kvack.org>; Wed, 21 Dec 2022 01:01:37 -0500 (EST) Received: from smtpin22.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 89E0D4069A for <linux-mm@kvack.org>; Wed, 21 Dec 2022 06:01:37 +0000 (UTC) X-FDA: 80265266634.22.75ADAEC Received: from mail-pj1-f42.google.com (mail-pj1-f42.google.com [209.85.216.42]) by imf22.hostedemail.com (Postfix) with ESMTP id DCFCCC000E for <linux-mm@kvack.org>; Wed, 21 Dec 2022 06:01:35 +0000 (UTC) Authentication-Results: imf22.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=qvyWkaPc; spf=pass (imf22.hostedemail.com: domain of vernon2gm@gmail.com designates 209.85.216.42 as permitted sender) smtp.mailfrom=vernon2gm@gmail.com; dmarc=pass (policy=none) header.from=gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1671602495; 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-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=4q1h/FltzRsnfoKTgYieWO+QDivMRlb3nPVnegVijrw=; b=pTbjkGetNs5XJpO5wSY124sDdSMNgwxmbQ21C9Ep/5o7ExvgViXfknQn9awPZ4tHg+7WIs nbz+Vaezafe2NscGtTG3JDdHykFH08ZY5msJrYtqEtIQT4fXHdCQxQfJzantzNuftLoCeE 4m8IQ9hUF9IHeL9rALY3VATelu5d3HQ= ARC-Authentication-Results: i=1; imf22.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=qvyWkaPc; spf=pass (imf22.hostedemail.com: domain of vernon2gm@gmail.com designates 209.85.216.42 as permitted sender) smtp.mailfrom=vernon2gm@gmail.com; dmarc=pass (policy=none) header.from=gmail.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1671602495; a=rsa-sha256; cv=none; b=D2Gi139cuNVRWd3elUmQNGs5v8FOB05vPDMbWBs1KkLDztQv6IYWWQeb4xUnXp/Wqr/YZS GueeFeYp1PeC0lKo5A2KfxizzDuvYqyhzhni/33Wq9ePaSUiV4J+Fag9DpKlzej9diCFat UmQfxCZS5xBzu8wd+a+ETM0sy2gfCmo= Received: by mail-pj1-f42.google.com with SMTP id v13-20020a17090a6b0d00b00219c3be9830so1071606pjj.4 for <linux-mm@kvack.org>; Tue, 20 Dec 2022 22:01:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=4q1h/FltzRsnfoKTgYieWO+QDivMRlb3nPVnegVijrw=; b=qvyWkaPc2mWqmYZUiQwgi83zwsWommy6qCXbdOCAx0BGVDaGwsdStY6ZgNTuztkSdB vFsOmmu639lPnIjC6Oi2Yg9Jn8fgvKfiRoil4qTF8eE2fKY9YXsRg43LJOhdrNPBnHEm WqLaoM5oaCYUc9G5eQFjeSspwAKBI1KKJIfTEtJOv27q3gzAsp1gG0BpDT7pwDw5Ybhm z+U0DE9r7LxV04F3b1rdiP8/dzN/LRG8iCPOEJH52wZ53wL+gPuONp8sWeRBeQPfF7Op iMFXrVaXCSnnFovKG8zpRQ83A0CIfLh6j8FnoFFHCfyAsZolZY9r/HE4tMaGlpmZZUcm 6z/A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=4q1h/FltzRsnfoKTgYieWO+QDivMRlb3nPVnegVijrw=; b=7++Xr9OQRiqk3TUnDTtjzcNE+8B7kY58Jdjs5+7HmCkF7jNq4WrDNCXPwU1M88z6Fc 9Pmjseqf9lEN6SXsefKuDEgwS9nVv0fgpVxzZaQ+/+3O9BpiziQ5J4fzpFwwZjH4fWf7 Bk4+yARs7z5myXRN4SfoyldMMXwjuPxGPpzlsdikcQDcJDHJcuQowAv0WsdMinLH7UZO 7qNxBO7ApElejo+yTA9GGcuDSgjCo+6H+yRKopoxbE5mtecIbCjPMp4Ftw4+1Tyxf+li TSASVTYi7s8RH3ZSLQAk+Akr5j/HnwJQRilFEb1EMhOnHxTiwFf1Hd6foiG2I4X6bt4I GO/Q== X-Gm-Message-State: AFqh2krqzcDqRnFoGBf3N85hz+0V/gt2PYaNhTkY87UPe2lQJMorUOoj 5puxS50MqMZRfdznLLQ981o= X-Google-Smtp-Source: AMrXdXtMWHYZDWMbr3SCf2WxP+u1fWAuFluUCB86aTREdxhvQzXKoWcNNFKrvZ5xojMwDA7x/jxPHg== X-Received: by 2002:a05:6a20:d807:b0:a8:79bc:dfae with SMTP id iv7-20020a056a20d80700b000a879bcdfaemr1303595pzb.20.1671602494878; Tue, 20 Dec 2022 22:01:34 -0800 (PST) Received: from vernon-pc.. ([114.231.52.81]) by smtp.gmail.com with ESMTPSA id w7-20020a626207000000b00562677968aesm9598886pfb.72.2022.12.20.22.01.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 20 Dec 2022 22:01:34 -0800 (PST) From: Vernon Yang <vernon2gm@gmail.com> To: Liam.Howlett@oracle.com, akpm@linux-foundation.org Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, maple-tree@lists.infradead.org, Vernon Yang <vernon2gm@gmail.com> Subject: [PATCH v2 4/7] maple_tree: use macro MA_ROOT_PARENT instead of number Date: Wed, 21 Dec 2022 14:00:55 +0800 Message-Id: <20221221060058.609003-5-vernon2gm@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221221060058.609003-1-vernon2gm@gmail.com> References: <20221221060058.609003-1-vernon2gm@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: DCFCCC000E X-Rspam-User: X-Stat-Signature: cu1xnun1ozzsykyo6tkd8sziranjgkkz X-HE-Tag: 1671602495-765776 X-HE-Meta: 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 iwo1BuNQ ZhogIZJk3DacfSCSDMHy5u4NO8Fq7Qb9FV8l9RuKJz2u55aEh5rXaB/vKORHByEGA2JTO2sic54nvwFPfHwFWojMi6A== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: <linux-mm.kvack.org> |
Series |
Clean up and refinement for maple tree
|
expand
|
diff --git a/lib/maple_tree.c b/lib/maple_tree.c index 3d45c515ed42..b3a215dd961e 100644 --- a/lib/maple_tree.c +++ b/lib/maple_tree.c @@ -503,8 +503,7 @@ static inline unsigned int mte_parent_slot(const struct maple_enode *enode) { unsigned long val = (unsigned long)mte_to_node(enode)->parent; - /* Root. */ - if (val & 1) + if (val & MA_ROOT_PARENT) return 0; /*