Message ID | 153966002134.3607.2095885321354295269.stgit@magnolia (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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[156.151.31.86]) by mx.google.com with ESMTPS id z138-v6si14311689pfc.181.2018.10.15.20.20.24 for <linux-mm@kvack.org> (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 15 Oct 2018 20:20:24 -0700 (PDT) Received-SPF: pass (google.com: domain of darrick.wong@oracle.com designates 156.151.31.86 as permitted sender) client-ip=156.151.31.86; Authentication-Results: mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2018-07-02 header.b="3/ATnRlF"; spf=pass (google.com: domain of darrick.wong@oracle.com designates 156.151.31.86 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 (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.22/8.16.0.22) with SMTP id w9G3J3t4051349; Tue, 16 Oct 2018 03:20:24 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=PyBPAavOIq55658ZH1Sj+FtMrq4d/FyfXvZlBhg5/0I=; b=3/ATnRlF0+K3juooAcYQQkcfgKZy7Qsol0XStB+WNT/h/ZmfR4RSs36kpd1rMHfXPMWB 4VCmI+OdxEDK+1aQkwjR5/Ioya8Z31FwYwM/qYojKk5EYJgGU1DyGjHvgLgMgal3N5rp zrSuPDKQGNoQHe3OwrYIrob24OWMl8lm7OsQAMLC/0l7jcNJU+nDIud2NrfRqB6nE2PE hqB2AX0V9LMmv/mZ5dwu1ZotvA36FWhcgQiPR0S16djsNiQo1FwlixIKGFJcnfLwKWpG r9WsUMC3CbdNNYpg3zKPMeCFMnQ/pbbCcunRZeRYsMtk3QrByoaTmMEwoobJmZq5ko/x RQ== Received: from aserv0022.oracle.com (aserv0022.oracle.com [141.146.126.234]) by userp2130.oracle.com with ESMTP id 2n384tx29q-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 16 Oct 2018 03:20:24 +0000 Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserv0022.oracle.com (8.14.4/8.14.4) with ESMTP id w9G3KNdc032476 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 16 Oct 2018 03:20:23 GMT Received: from abhmp0020.oracle.com (abhmp0020.oracle.com [141.146.116.26]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id w9G3KNGr007142; Tue, 16 Oct 2018 03:20:23 GMT Received: from localhost (/10.159.227.150) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Mon, 15 Oct 2018 20:20:22 -0700 Subject: [PATCH 20/26] ocfs2: truncate page cache for clone destination file before remapping 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: Mon, 15 Oct 2018 20:20:21 -0700 Message-ID: <153966002134.3607.2095885321354295269.stgit@magnolia> In-Reply-To: <153965939489.1256.7400115244528045860.stgit@magnolia> References: <153965939489.1256.7400115244528045860.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=9047 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=801 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1807170000 definitions=main-1810160028 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 46bbd315c39f..2a5c96bc9677 100644 --- a/fs/ocfs2/refcounttree.c +++ b/fs/ocfs2/refcounttree.c @@ -4861,14 +4861,12 @@ int ocfs2_reflink_remap_range(struct file *file_in, down_write_nested(&OCFS2_I(inode_out)->ip_alloc_sem, SINGLE_DEPTH_NESTING); - ret = ocfs2_reflink_remap_blocks(inode_in, in_bh, pos_in, inode_out, - out_bh, pos_out, len); - /* Zap any page cache for the destination file's range. */ - if (!ret) - truncate_inode_pages_range(&inode_out->i_data, pos_out, - PAGE_ALIGN(pos_out + len) - 1); + truncate_inode_pages_range(&inode_out->i_data, pos_out, + PAGE_ALIGN(pos_out + len) - 1); + ret = ocfs2_reflink_remap_blocks(inode_in, in_bh, pos_in, inode_out, + out_bh, pos_out, len); up_write(&OCFS2_I(inode_in)->ip_alloc_sem); if (!same_inode) up_write(&OCFS2_I(inode_out)->ip_alloc_sem);