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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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  parent reply	other threads:[~2014-09-15 22:24 UTC|newest]

Thread overview: 17+ 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
2014-09-18 14:56     ` Ryusuke Konishi
     [not found]     ` <1411052185-8118-2-git-send-email-konishi.ryusuke-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2014-09-18 19:17       ` Andrew Morton
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
2014-09-18 23:41             ` Ryusuke Konishi

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