From: Andreas Rohner <andreas.rohner-hi6Y0CQ0nG0@public.gmane.org>
To: Ryusuke Konishi
<konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
Cc: linux-nilfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] nilfs2: fix data loss with mmap()
Date: Tue, 16 Sep 2014 00:24:05 +0200 [thread overview]
Message-ID: <54176705.6080107@gmx.net> (raw)
In-Reply-To: <20140916.070130.858349725408024032.konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
On 2014-09-16 00:01, Ryusuke Konishi wrote:
> Hi Andreas,
> On Mon, 15 Sep 2014 21:47:30 +0200, Andreas Rohner wrote:
>> This bug leads to reproducible silent data loss, despite the use of
>> msync(), sync() and a clean unmount of the file system. It is easily
>> reproducible with the following script:
<snip>
> Thank you for reporting this issue.
I just stumbled upon the weird behaviour of mmap() while testing the
nilfs_sync_fs() patch.
> I'd like to look into this patch, it looks to point out an important
> regression, but it may take some time since I am quite busy this week..
Of course. I understand.
br,
Andreas Rohner
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next prev parent reply other threads:[~2014-09-15 22:24 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-15 19:47 [PATCH] nilfs2: fix data loss with mmap() Andreas Rohner
[not found] ` <1410810450-2637-1-git-send-email-andreas.rohner-hi6Y0CQ0nG0@public.gmane.org>
2014-09-15 22:01 ` Ryusuke Konishi
[not found] ` <20140916.070130.858349725408024032.konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2014-09-15 22:24 ` Andreas Rohner [this message]
[not found] ` <54176705.6080107-hi6Y0CQ0nG0@public.gmane.org>
2014-09-16 4:42 ` Ryusuke Konishi
[not found] ` <20140916.134218.1694651966300542167.konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2014-09-16 8:38 ` Andreas Rohner
[not found] ` <5417F705.8020306-hi6Y0CQ0nG0@public.gmane.org>
2014-09-16 13:57 ` Ryusuke Konishi
[not found] ` <20140916.225726.1211879952201061873.konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2014-09-17 8:16 ` Andreas Rohner
[not found] ` <5419436E.4030501-hi6Y0CQ0nG0@public.gmane.org>
2014-09-17 12:34 ` Ryusuke Konishi
[not found] ` <20140917.213439.867924114484975245.konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2014-09-18 7:24 ` Ryusuke Konishi
[not found] ` <20140918.162416.1553343892940167544.konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2014-09-18 10:44 ` Andreas Rohner
2014-09-16 15:11 ` Andreas Rohner
-- strict thread matches above, loose matches on Subject: below --
2014-09-18 14:56 [PATCH 0/1] " Ryusuke Konishi
[not found] ` <1411052185-8118-1-git-send-email-konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2014-09-18 14:56 ` [PATCH] " Ryusuke Konishi
[not found] ` <1411052185-8118-2-git-send-email-konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2014-09-18 19:17 ` Andrew Morton
[not found] ` <20140918121708.c9e9678c9ea76b057377d843-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2014-09-18 23:41 ` Ryusuke Konishi
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