Message ID | 20230601021605.2823123-6-Liam.Howlett@oracle.com |
---|---|
State | New |
Headers |
Return-Path: <linux-kernel-owner@vger.kernel.org> Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp6659vqr; Wed, 31 May 2023 19:26:14 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ5O5NIl7g94cFNYNhsReCknQt7hPoboJa5oW/LBlX0MjSZR+kXp+cD8HeKnu3pvBNqIT8Bm X-Received: by 2002:a81:5357:0:b0:561:c5c3:9d79 with SMTP id h84-20020a815357000000b00561c5c39d79mr8557056ywb.45.1685586374327; Wed, 31 May 2023 19:26:14 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1685586374; cv=pass; d=google.com; s=arc-20160816; b=pWgOb2m/FBHXgeomz6sXMcp6SckJM1yUrMAM1lX3VMO0Gc1lgW+ZQN3UovJEy6uXY5 5p2Tp0w7bYuq5t4Gdstx2ibA/jiHfxITBUHgkZxciO/qEOw5FNL54CVHDkbmPoNERFEo XdxLvOuLtXbJnf5thwyZTEYOHNQwcJiO2owg2XJRKTW+mSztWqltvsx1EVawFrQ1deDj 6uuzjZaSxkPqzoQWvv0TUFauv0Ym1ZFfPoYV98GdwGqhOxuyaUXafQh1JCVP47s5olje iy7WNQP6wua2Oa5Zdp73H+uNFTxm5kDF0P/7wRWgUeyzTSkvL6ypqBoU2MipdtBg7RbW NxWg== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:content-transfer-encoding :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature:dkim-signature; bh=0xbWsBeaPIGtK6mfcigFaEI5C+wIlDGWBRAKirJxgb4=; b=hidnn4/7a11WHNRIouY5tqmhBFT7IvV7Pz1eAPu1oQEnTsCAXUoEJsTI3exZqut1sI hV+BrXxDFIZicBXvuyvw7Qh9DVq7cJ3609OMmXEhESMSx3m3vs987Amnj/N2Tp+ACXV9 PgB7i8gjo/httTukUyJ6v6mEEggaA1oYS0x/qS21WVXodhXFvt1A1Cl/S0DA1NkdNg/N gfaJlmoldU0WFgyemZafvvjOgTFieGsTqU91hXmQ+WTde0oqojFl8OhlIsnnVRimB49k GVeinTa9GRDMEP+HCKxj3uI5uw7mvnNVjDPF1Va5m8oHFLvl/n9yvqDNLzata7swwTkK xQVA== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2023-03-30 header.b=aYYPoy71; dkim=pass header.i=@oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b="aayX/QjQ"; arc=pass (i=1 spf=pass spfdomain=oracle.com dkim=pass dkdomain=oracle.com dmarc=pass fromdomain=oracle.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id o26-20020aa7979a000000b006434a04f2fcsi4455188pfp.297.2023.05.31.19.25.59; Wed, 31 May 2023 19:26:14 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2023-03-30 header.b=aYYPoy71; dkim=pass header.i=@oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b="aayX/QjQ"; arc=pass (i=1 spf=pass spfdomain=oracle.com dkim=pass dkdomain=oracle.com dmarc=pass fromdomain=oracle.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230526AbjFACQ6 (ORCPT <rfc822;andrewvogler123@gmail.com> + 99 others); Wed, 31 May 2023 22:16:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50900 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230474AbjFACQo (ORCPT <rfc822;linux-kernel@vger.kernel.org>); Wed, 31 May 2023 22:16:44 -0400 Received: from mx0a-00069f02.pphosted.com (mx0a-00069f02.pphosted.com [205.220.165.32]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8C7DE19D for <linux-kernel@vger.kernel.org>; Wed, 31 May 2023 19:16:40 -0700 (PDT) Received: from pps.filterd (m0333521.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 34VKBH38020019; Thu, 1 Jun 2023 02:16:33 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : content-transfer-encoding : content-type : mime-version; s=corp-2023-03-30; bh=0xbWsBeaPIGtK6mfcigFaEI5C+wIlDGWBRAKirJxgb4=; b=aYYPoy71jl3rkQ+hBf4FHxUvrSdjM7HLzqw5TkemWedw8yduX7VHPxL6aNAgwEzbMuoC ySeYkXaCvjgU6pHLx6N5WZPEgJdhHFiAYwioV8sIFWJhe+8WVnvIa2+AloCpw6LwkVJx Bpol2tjZAm/x4tWDgcYs6JyBTljAZwL8QLGemig9yCxzQqEi2ec24tO2Z9xCIXfGDQT4 9CVmEySRindttbPg7RDncDWk7LpOueYJOA8NQme2Tu1Gym9SJ8pn4jomp5dfgmVLCvEj 0IT/6gpUtGYY2rJDVeeyimMq3MeMD64NV49uLgUbjUwpaqFAuJBKKLtcAY9xKehwf7bX Fg== Received: from phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com (phxpaimrmta01.appoci.oracle.com [138.1.114.2]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 3qvhjh7hb1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 01 Jun 2023 02:16:33 +0000 Received: from pps.filterd (phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com [127.0.0.1]) by phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com (8.17.1.19/8.17.1.19) with ESMTP id 3510E5Vc014631; Thu, 1 Jun 2023 02:16:32 GMT Received: from nam10-dm6-obe.outbound.protection.outlook.com (mail-dm6nam10lp2101.outbound.protection.outlook.com [104.47.58.101]) by phxpaimrmta01.imrmtpd1.prodappphxaev1.oraclevcn.com (PPS) with ESMTPS id 3qu8a6gr6q-5 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 01 Jun 2023 02:16:32 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=GTE91UXFdpS6Ao6bVRNUSDn8gs7sQUFJpIM3Frl5LM+0QQVX13DwnggFNrx6MytO49MCJbN6+vznc288eiF/Trnsp+rRgumk2X6FURuPqt7WrQBS1zAEkrnzBi8Bq8DS72r2sWsLdzXp+KO92EGGlmShXdK6nIpdgP0uanbQlS3gy7fs+WNFOD2KVMBzYT55dBHteHb1odqGartY67yaYOuMlDWmq/21uJZ3yMon1m2C55dv7O4TmkLWfUg9ZGDpssJOQRiGcAdP2gOQK+ZA6zs1h5lMpaG+GQx01zI1kbVWD6K7yDYlVCqWgColltvOKcNxLY8gY86o4z2N0fsLUg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=0xbWsBeaPIGtK6mfcigFaEI5C+wIlDGWBRAKirJxgb4=; b=h5G7BCer7T800vn1TsHcHsaq823NUyJUz3GMHfp1lCN6U6aPvKryF1l+YsYqgkKJZdMuT68iJlMx+eBeQCoEE3WanqgbbJWXaA7P1cIrlH3H2BoDqOvlDPHg97betsvUYCQoPI4h4cQmX4DTkNo5VPJbd+McEEuADAwXW1XMNzsmHB/mUulRVuy3+7O7ZOhmeyBp4YSDGsUOwliehHJYRdQnM921BcVDYyr7p/h9h3N/q0+btBpAngRX7z5e4Feg0ib/3zLk02yo57c1/2sCeu2t/ZMJPyVosspr4qFlkmhZeJqhLS4CcBYT89wZPQ7Kx9IGk1NPWqPaSloUxjJWkg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oracle.com; dmarc=pass action=none header.from=oracle.com; dkim=pass header.d=oracle.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.onmicrosoft.com; s=selector2-oracle-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=0xbWsBeaPIGtK6mfcigFaEI5C+wIlDGWBRAKirJxgb4=; b=aayX/QjQZWeGt/cq7QwUqu++773E9u+rihJgzzX9vfYE9fxKKOT4aMwVEz0rWt0T26nqYa4AT3Cna7IrHlG9ExAytIWNuGqtxZUDaBl/T4n7nHcfEpSJO3MfWXhcc/xVt8VcKHk+YfnPtdjcQIJ79Vigcd4/U59ub440a5sMNg0= Received: from SN6PR10MB3022.namprd10.prod.outlook.com (2603:10b6:805:d8::25) by SJ0PR10MB4687.namprd10.prod.outlook.com (2603:10b6:a03:2d8::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6455.23; Thu, 1 Jun 2023 02:16:29 +0000 Received: from SN6PR10MB3022.namprd10.prod.outlook.com ([fe80::998f:d221:5fb6:c67d]) by SN6PR10MB3022.namprd10.prod.outlook.com ([fe80::998f:d221:5fb6:c67d%7]) with mapi id 15.20.6433.024; Thu, 1 Jun 2023 02:16:29 +0000 From: "Liam R. Howlett" <Liam.Howlett@oracle.com> To: Andrew Morton <akpm@linux-foundation.org> Cc: maple-tree@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, "Liam R. Howlett" <Liam.Howlett@oracle.com> Subject: [PATCH 05/14] mm: Remove prev check from do_vmi_align_munmap() Date: Wed, 31 May 2023 22:15:56 -0400 Message-Id: <20230601021605.2823123-6-Liam.Howlett@oracle.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230601021605.2823123-1-Liam.Howlett@oracle.com> References: <20230601021605.2823123-1-Liam.Howlett@oracle.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: YT3PR01CA0084.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:b01:84::8) To SN6PR10MB3022.namprd10.prod.outlook.com (2603:10b6:805:d8::25) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SN6PR10MB3022:EE_|SJ0PR10MB4687:EE_ X-MS-Office365-Filtering-Correlation-Id: 3557919e-b46a-4179-2196-08db62463588 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:SN6PR10MB3022.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230028)(396003)(39860400002)(136003)(346002)(376002)(366004)(451199021)(36756003)(38100700002)(86362001)(8936002)(8676002)(41300700001)(107886003)(5660300002)(26005)(1076003)(6506007)(6512007)(4744005)(2906002)(186003)(2616005)(83380400001)(6666004)(6486002)(66556008)(66476007)(66946007)(316002)(478600001)(6916009)(4326008);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-0: 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 X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-Network-Message-Id: 3557919e-b46a-4179-2196-08db62463588 X-MS-Exchange-CrossTenant-AuthSource: SN6PR10MB3022.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Jun 2023 02:16:28.9566 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: Onw/kGxGBwHwdxUxCWzHQPLAOKqmEzf1/L6f4d3CiaPLzxGAK7d+xU0mAeZQov3/MeS8qTCuZdYCkP644cI4BQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR10MB4687 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.573,FMLib:17.11.176.26 definitions=2023-05-31_18,2023-05-31_03,2023-05-22_02 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 adultscore=0 spamscore=0 phishscore=0 malwarescore=0 mlxlogscore=999 mlxscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2304280000 definitions=main-2306010016 X-Proofpoint-GUID: k-KmwOXQGCkhC9tsrmjO1TemiYXr_d9K X-Proofpoint-ORIG-GUID: k-KmwOXQGCkhC9tsrmjO1TemiYXr_d9K X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H5,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: <linux-kernel.vger.kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1767465418070255151?= X-GMAIL-MSGID: =?utf-8?q?1767465418070255151?= |
Series |
Reduce preallocations for maple tree
|
|
Commit Message
Liam R. Howlett
June 1, 2023, 2:15 a.m. UTC
If the prev does not exist, the vma iterator will be set to MAS_NONE,
which will be treated as a MAS_START when the mas_next or mas_find is
used. In this case, the next caller will be the vma iterator, which
uses mas_find() under the hood and will now do what the user expects.
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
---
mm/mmap.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/mm/mmap.c b/mm/mmap.c index 8e5563668b18..fd3f505b40cc 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -2402,8 +2402,6 @@ do_vmi_align_munmap(struct vma_iterator *vmi, struct vm_area_struct *vma, } prev = vma_prev(vmi); - if (unlikely((!prev))) - vma_iter_set(vmi, start); /* * Detach a range of VMAs from the mm. Using next as a temp variable as