Message ID | 153966002809.3607.17959416355714610983.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 u12-v6si12241318pls.150.2018.10.15.20.20.31 for <linux-mm@kvack.org> (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 15 Oct 2018 20:20:31 -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=iBSICVn4; 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 w9G3JosY051805; Tue, 16 Oct 2018 03:20:31 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=HOYBOBGpflqwSaMT4PmSGK8TNSkXTGNQVQO8YcwuUKs=; b=iBSICVn4f9CkaRFFiOxk2xB6Y4NFF+6yJTm0g85Ac8gHYjxhbKJs7hWy8xzvr7mKImeN V8N/wYDDl1S13EN4709ZB0nQAF8wsAYGdoekttm+crepR3b6VUelYUjwEkVk+2M2dmkE /NrZoJh7gZznmDo77tU5l+ACD1JK6isq55m/9n1bZIL2yfrzyllpmvz+a9kSwvHjAprS xnCZpHestWVzu6VTXPrnQ9Vx/Gvt87rXQCnZvXJKNng5vnVDpq5Xb0r7b4lKU3p1w4ou LKNboZS0vnvnnvsb33r/PNcDLrVmTu+Vm4nYEN+hh1Qw9oIzM0Z+g3ghIe5EwM1584l8 Cw== Received: from userv0022.oracle.com (userv0022.oracle.com [156.151.31.74]) by userp2130.oracle.com with ESMTP id 2n384tx29t-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 16 Oct 2018 03:20:31 +0000 Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by userv0022.oracle.com (8.14.4/8.14.4) with ESMTP id w9G3KUJf029604 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 16 Oct 2018 03:20:30 GMT Received: from abhmp0019.oracle.com (abhmp0019.oracle.com [141.146.116.25]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id w9G3KTFY012664; Tue, 16 Oct 2018 03:20:30 GMT Received: from localhost (/10.159.227.150) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Mon, 15 Oct 2018 20:20:29 -0700 Subject: [PATCH 21/26] 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: Mon, 15 Oct 2018 20:20:28 -0700 Message-ID: <153966002809.3607.17959416355714610983.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=999 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 2a5c96bc9677..7c709229e108 100644 --- a/fs/ocfs2/refcounttree.c +++ b/fs/ocfs2/refcounttree.c @@ -4862,8 +4862,9 @@ 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);