Message ID | 153938929138.8361.13789018254018500647.stgit@magnolia (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <owner-linux-mm@kvack.org> Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 59FA35CAF for <patchwork-linux-mm@patchwork.kernel.org>; Sat, 13 Oct 2018 00:08:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 47CA02B096 for <patchwork-linux-mm@patchwork.kernel.org>; Sat, 13 Oct 2018 00:08:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3BF292B877; Sat, 13 Oct 2018 00:08:23 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C1E5B2B096 for <patchwork-linux-mm@patchwork.kernel.org>; Sat, 13 Oct 2018 00:08:22 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 7DBF46B028A; Fri, 12 Oct 2018 20:08:21 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 78C586B028C; Fri, 12 Oct 2018 20:08:21 -0400 (EDT) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 67B946B028D; Fri, 12 Oct 2018 20:08:21 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from mail-pf1-f200.google.com (mail-pf1-f200.google.com [209.85.210.200]) by kanga.kvack.org (Postfix) with ESMTP id 27C8C6B028A for <linux-mm@kvack.org>; Fri, 12 Oct 2018 20:08:21 -0400 (EDT) Received: by mail-pf1-f200.google.com with SMTP id 25-v6so10070531pfs.5 for <linux-mm@kvack.org>; Fri, 12 Oct 2018 17:08:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:dkim-signature:subject:from:to:cc:date :message-id:in-reply-to:references:user-agent:mime-version :content-transfer-encoding; bh=pleIHv/sRduv8+OkUOJBlq1ti8nIBaJ9AMLqPSF5HiA=; b=BAmjaVNwsxPVB5sUSfTAqrwEVWB2JGb7rkeHwzu4sgmnTkXNjhceJsePw4Mt9UClo3 JUnuNmYMXLixlBwQd88wbw3VNwud4Z7nHkQix5KmccoTep2ueFP70uPuvmmz+5ZPPRC0 8Qorjd5XZO1LepyT9XUPofANB7z9R+DTTdznW/zZNJpxtSds4rG4TrDRULbLcP5kSxO8 rU/RdOXvFugipyoP29pulMm6GXi4E2waQCa7Ozklscz0EZlqR9vs2+xkrEtGHYMydfwE iDpJtzwEeD/rXnJj6oBV/cxWYu8CJXIgWv+eQmWIJKrnVVEVh27XhJp/WdVlD/npJmdg cDHw== X-Gm-Message-State: ABuFfoidnfw7C5xO88BpUgoK6Uz/rpZO4RyVBcFzpxB99J/XRYYCFVyX zI0KIUbqcgD/6p/7Yj9azFeRiLcB2+OdIzHd0gmK1LI/FRy6OQMd257zRMj/kx1frzHqgLqUymD rqrsYxHCBtuoLxzLQenRiFyoJjVgotiJ1UFUjdJZJCRIwGRhLncQ0l7ZaR1D7IK42Kg== X-Received: by 2002:a62:18d3:: with SMTP id 202-v6mr7989720pfy.143.1539389300837; Fri, 12 Oct 2018 17:08:20 -0700 (PDT) X-Google-Smtp-Source: ACcGV61LySgiFjm5lLFL7kFDAv4nHqL1EwjQ+0PB7RHy/OPCmkVCc3xX1BhestGycKIeklIzqOgL X-Received: by 2002:a62:18d3:: with SMTP id 202-v6mr7989675pfy.143.1539389300193; Fri, 12 Oct 2018 17:08:20 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1539389300; cv=none; d=google.com; s=arc-20160816; b=gyKwM9RiL7SalJP5oU8N4J6DNFs6anQC9DBVIfGLCFdZjHHpH52FBPlAGQdYPVuHT9 3OZN+PQnxXneq/1A6op1k1el7knJITGJyT8Uxt9O2jgWvJ602st2KsN8FeV9Qm/3d6ZC X8/dxDZ36RMe8tGmjg/bZTHnDba6b6PofxvKwM73wt7ABJhk6rmaAOuot84lPlPCv7sD jtEBFMMF1OruiEQ0rLYrOCqiIWaq/jJxxrXv3d5DRD9UH1dlWtsIqBiJtVz3TmRs+akC 9NSSgkD6pGC8YRdafYcqtWRoOSttQsHCnSoHmZkzLgs3Iflr9QzzesX3lH5aBrUHB9Pq LIUw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:mime-version:user-agent:references :in-reply-to:message-id:date:cc:to:from:subject:dkim-signature; bh=pleIHv/sRduv8+OkUOJBlq1ti8nIBaJ9AMLqPSF5HiA=; b=HnIyD7ZfsFb5M5QVYuaukM/afDLaBfCBONV8B1fejvCBzGXr1b+buzdCd89gln5IFG o0GC9TAERvDdNJB4/3HMQgWNaQMYkKWY1wQaoWj5hfdXJBfMlFfxRDVlj0Fuo2kMhtfJ PBUErH7rDkHyVSbIGAVaLv2EXd7Fh5NYDbq6cP1kzU2mOEY7Z50/so6g/B0EPZ2Zt/EC 4IxfiWdji8xbwgBBwTY2LHDB14nPvIpYf1+O9AmyQ5NgVjGEHRhrQW+FgT5D5mhLX9P2 EJ/W3iqMeYPhFr+LYTEVhbPXdSBC0urqQXWepXkGNMaVz/TJqFoV1C2RFwAMj/Jcq7i+ Elyg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2018-07-02 header.b=kqHFE6Mt; spf=pass (google.com: domain of darrick.wong@oracle.com designates 156.151.31.85 as permitted sender) smtp.mailfrom=darrick.wong@oracle.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Received: from userp2120.oracle.com (userp2120.oracle.com. [156.151.31.85]) by mx.google.com with ESMTPS id w11-v6si2615205pfn.212.2018.10.12.17.08.19 for <linux-mm@kvack.org> (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 12 Oct 2018 17:08:20 -0700 (PDT) Received-SPF: pass (google.com: domain of darrick.wong@oracle.com designates 156.151.31.85 as permitted sender) client-ip=156.151.31.85; Authentication-Results: mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2018-07-02 header.b=kqHFE6Mt; spf=pass (google.com: domain of darrick.wong@oracle.com designates 156.151.31.85 as permitted sender) smtp.mailfrom=darrick.wong@oracle.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.22/8.16.0.22) with SMTP id w9D03uDA104670; Sat, 13 Oct 2018 00:08:19 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=subject : from : to : cc : date : message-id : in-reply-to : references : mime-version : content-type : content-transfer-encoding; s=corp-2018-07-02; bh=pleIHv/sRduv8+OkUOJBlq1ti8nIBaJ9AMLqPSF5HiA=; b=kqHFE6MtSWI5Oyu8aJl0GaLuQpX2m1466590GNN6ly7cpfUuVTv3SEo3+TLDM6Fg1mhx Ol6d9sjB6KOzK40YWMQmZFn8WuvXmhCus9cxkf1mmvdnT/aLhjN3fjA0jQHYCBQooo38 ybDmqi+zTphvGclYsgt1dhSVnQNNVPpaTQCTGF1UkeXM/cverhXQuGRgNXth/LJobmYb Al5aJ8vpGnmxQx+ewsgJL+w3OJDU1MQ+QggZC4VOYc6FSjvmq0IEOUjfThj2ClTSSFrw yElDlD8Rqhw5Ib9b4rwv1PV//qsKZDlQpgFVWJCLCm2TpYczeIzdmlvf1tr/sYJHp+IH PQ== Received: from aserv0022.oracle.com (aserv0022.oracle.com [141.146.126.234]) by userp2120.oracle.com with ESMTP id 2mxnprnfmv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sat, 13 Oct 2018 00:08:19 +0000 Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by aserv0022.oracle.com (8.14.4/8.14.4) with ESMTP id w9D08DRU021198 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sat, 13 Oct 2018 00:08:13 GMT Received: from abhmp0018.oracle.com (abhmp0018.oracle.com [141.146.116.24]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id w9D08DFM020092; Sat, 13 Oct 2018 00:08:13 GMT Received: from localhost (/10.159.251.254) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Sat, 13 Oct 2018 00:08:12 +0000 Subject: [PATCH 21/25] ocfs2: fix pagecache truncation prior to reflink From: "Darrick J. Wong" <darrick.wong@oracle.com> To: david@fromorbit.com, darrick.wong@oracle.com Cc: sandeen@redhat.com, linux-nfs@vger.kernel.org, linux-cifs@vger.kernel.org, linux-unionfs@vger.kernel.org, linux-xfs@vger.kernel.org, linux-mm@kvack.org, linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, ocfs2-devel@oss.oracle.com Date: Fri, 12 Oct 2018 17:08:11 -0700 Message-ID: <153938929138.8361.13789018254018500647.stgit@magnolia> In-Reply-To: <153938912912.8361.13446310416406388958.stgit@magnolia> References: <153938912912.8361.13446310416406388958.stgit@magnolia> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9044 signatures=668706 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1807170000 definitions=main-1810130000 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: <linux-mm.kvack.org> X-Virus-Scanned: ClamAV using ClamSMTP |
Series |
fs: fixes for serious clone/dedupe problems
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expand
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diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c index 851ba3ae7ce8..b9e0418a1974 100644 --- a/fs/ocfs2/refcounttree.c +++ b/fs/ocfs2/refcounttree.c @@ -4870,8 +4870,9 @@ int ocfs2_reflink_remap_range(struct file *file_in, SINGLE_DEPTH_NESTING); /* Zap any page cache for the destination file's range. */ - truncate_inode_pages_range(&inode_out->i_data, pos_out, - PAGE_ALIGN(pos_out + len) - 1); + truncate_inode_pages_range(&inode_out->i_data, + round_down(pos_out, PAGE_SIZE), + round_up(pos_out + len, PAGE_SIZE) - 1); ret = ocfs2_reflink_remap_blocks(inode_in, in_bh, pos_in, inode_out, out_bh, pos_out, len);