Message ID | 52932E73.5090902@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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Mon, 25 Nov 2013 11:03:20 GMT Received: by mail-pd0-f177.google.com with SMTP id q10so5196260pdj.8 for <ocfs2-devel@oss.oracle.com>; Mon, 25 Nov 2013 03:03:20 -0800 (PST) X-Received: by 10.66.235.106 with SMTP id ul10mr26402753pac.19.1385377400038; Mon, 25 Nov 2013 03:03:20 -0800 (PST) Received: from [192.168.1.100] ([221.215.1.254]) by mx.google.com with ESMTPSA id ae5sm76713823pac.18.2013.11.25.03.03.17 for <multiple recipients> (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 25 Nov 2013 03:03:19 -0800 (PST) Message-ID: <52932E73.5090902@gmail.com> Date: Mon, 25 Nov 2013 19:03:15 +0800 From: Younger Liu <younger.liucn@gmail.com> User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.1.1 MIME-Version: 1.0 To: Andrew Morton <akpm@linux-foundation.org> X-Flow-Control-Info: class=Pass-to-MM reputation=ipRisk-All ip=209.85.192.177 ct-class=R5 ct-vol1=-86 ct-vol2=8 ct-vol3=8 ct-risk=56 ct-spam1=92 ct-spam2=9 ct-bulk=5 rcpts=1 size=742 X-SPF-Info: PASS::mail-pd0-f177.google.com X-Sendmail-CM-Score: 0.00% X-Sendmail-CM-Analysis: v=2.1 cv=Fr88oQbq c=1 sm=1 tr=0 a=S/o12m1g1Y74oA5/WRs22g==:117 a=QSOXcxKona2pcgLxXSnnnQ==:17 a=crK2bTrhSLoA:10 a=b2g17VpE-4gA:10 a=nDghuxUhq_wA:10 a=8nJEP1OIZ-IA:10 a=pGLkceISAAAA:8 a=1XWaLZrsAAAA:8 a=yPCof4ZbAAAA:8 a=ecZ9jE1Yr0IA:10 a=g s6dYW9u9c04tj9WVJcA:9 a=wPNLvfGTeEIA:10 a=MSl-tDqOz04A:10 X-Sendmail-CT-Classification: not spam X-Sendmail-CT-RefID: str=0001.0A090201.52932E79.0036, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0 Cc: ocfs2-devel@oss.oracle.com Subject: [Ocfs2-devel] [PATCH] ocfs2: fix ocfs2_sync_file() if filesystem is readonly X-BeenThere: ocfs2-devel@oss.oracle.com X-Mailman-Version: 2.1.9 Precedence: list List-Id: <ocfs2-devel.oss.oracle.com> List-Unsubscribe: <https://oss.oracle.com/mailman/listinfo/ocfs2-devel>, <mailto:ocfs2-devel-request@oss.oracle.com?subject=unsubscribe> List-Archive: <http://oss.oracle.com/pipermail/ocfs2-devel> List-Post: <mailto:ocfs2-devel@oss.oracle.com> List-Help: <mailto:ocfs2-devel-request@oss.oracle.com?subject=help> List-Subscribe: <https://oss.oracle.com/mailman/listinfo/ocfs2-devel>, <mailto:ocfs2-devel-request@oss.oracle.com?subject=subscribe> Content-Type: text/plain; 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diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index d54d1bf..618f18f 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -185,6 +185,9 @@ static int ocfs2_sync_file(struct file *file, loff_t start, loff_t end, file->f_path.dentry->d_name.name, (unsigned long long)datasync); + if (ocfs2_is_hard_readonly(osb) || ocfs2_is_soft_readonly(osb)) + return 0; + err = filemap_write_and_wait_range(inode->i_mapping, start, end); if (err)
If filesystem is readonly, there is no need to flush drive's caches or force any uncommitted transactions. Signed-off-by: Younger Liu <younger.liucn@gmail.com> --- fs/ocfs2/file.c | 3 +++ 1 file changed, 3 insertions(+) return err;