From patchwork Tue Aug 15 11:26:08 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ye Bin X-Patchwork-Id: 13638 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:a888:0:b0:3f2:4152:657d with SMTP id x8csp615125vqo; Tue, 15 Aug 2023 11:28:55 -0700 (PDT) X-Google-Smtp-Source: AGHT+IFF/C3f9dYwE/usoXyArTVWOXxVhl8s6csk3uOex0Sw6LQHs2N0L9V6hlhfURhPik3K6l0q X-Received: by 2002:a17:907:10ce:b0:99b:d693:cb8e with SMTP id rv14-20020a17090710ce00b0099bd693cb8emr10067471ejb.71.1692124135014; Tue, 15 Aug 2023 11:28:55 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1692124134; cv=none; d=google.com; s=arc-20160816; b=g5E+uPtw54K8rnm4IJHMr+Qg4zdbMyWskyTCdQQJIhNmBVIG2SSI9YGBC4sYmvy4+A jq0fy5xoURE6IfB8l/8O98qikAHzVNADOGKy8I3saMUhKjAn1myQVZjdZCpmtXT0NGyU deYjVzV2nQ0/ZITN7XNlFGuIwbcZsqiTuk+CKQ5/pvAVES6kmrPgOC+r/LAfgpPHwM4A 6FuP2YGx198N2deseESABCYq3L9eK3BfjfWRY1VeJoMYOtvhuhRCOIxaiuvmmVljMSuP Z77o9KQHstc6XGbY/+YWyQf86lerLB4dkJoybxE/gJRdwJH4SeVdVu50Uzg0xLgLodzD a5Bg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from; bh=jSw9y3dAAgA6wRsXgbVriJGbjkhTiOkj5YXdZtaDjF0=; fh=MI796NDOi1hkYj+2mvCPR4c/mpIsOpr8kjmc7YnsLTQ=; b=WC9WKrhZBwvV9FrC0GyLbhzt6/WR4+fhyK/IxGi1BfHPTsbbkMpsCFGSAscme0DpZX 2SfkYMKuEnqRmNwRugozoGA/p8kD9VivhHyJGsMyJx/hdlCglbk6LTaHBjCCRhg4Htra YHaNjtekPCb/Lw7KkpMizbn7lkl7srDQD/K0fVDvOl/+5ht3Wu9WY9NODszutRcfwv/d We+MYi0bPaZG1omgss6/iQCLrotC8JLpBI1pX+/ukIZOkEYDjHZO0ov71WldGDUDvMKB 9HzfA9JeRiec7K0teYvLy8ktCmzkN9ho8oUAjaHgNReXi0l93LF1IchFcP/YCK61gscG /qoQ== ARC-Authentication-Results: i=1; mx.google.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=fail (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=huawei.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id qo2-20020a170907212200b00988939ad0bdsi9864228ejb.321.2023.08.15.11.28.30; Tue, 15 Aug 2023 11:28:54 -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; 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=fail (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=huawei.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236724AbjHOLaJ (ORCPT + 99 others); Tue, 15 Aug 2023 07:30:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49240 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236772AbjHOL3u (ORCPT ); Tue, 15 Aug 2023 07:29:50 -0400 Received: from szxga03-in.huawei.com (szxga03-in.huawei.com [45.249.212.189]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B2D691BE5; Tue, 15 Aug 2023 04:29:39 -0700 (PDT) Received: from canpemm500010.china.huawei.com (unknown [172.30.72.57]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4RQ89Y3R6TzFqdq; Tue, 15 Aug 2023 19:26:41 +0800 (CST) Received: from huawei.com (10.175.127.227) by canpemm500010.china.huawei.com (7.192.105.118) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Tue, 15 Aug 2023 19:29:37 +0800 From: Ye Bin To: , CC: , Ye Bin Subject: [PATCH v2 0/4] ext2: fix race between setxattr and write back Date: Tue, 15 Aug 2023 19:26:08 +0800 Message-ID: <20230815112612.221145-1-yebin10@huawei.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 X-Originating-IP: [10.175.127.227] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To canpemm500010.china.huawei.com (7.192.105.118) X-CFilter-Loop: Reflected X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS 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: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1774308853261898780 X-GMAIL-MSGID: 1774320756903905039 Diff v2 vs v1: 1. Do not use reservation window when allocate block for xattr. 2. Remove BUG() in ext2_try_to_allocate_with_rsv(). Ye Bin (4): ext2: remove ext2_new_block() ext2: introduce flag argument for ext2_new_blocks() ext2: fix race between setxattr and write back ext2: dump current reservation window info fs/ext2/balloc.c | 32 +++++++++++++++++--------------- fs/ext2/ext2.h | 8 ++++++-- fs/ext2/inode.c | 2 +- fs/ext2/xattr.c | 4 +++- 4 files changed, 27 insertions(+), 19 deletions(-)