From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?UTF-8?Q?=E5=AE=8B=E6=96=87=E6=AD=A6?= <iyzsong@gmail.com>
Subject: bug#19491: /etc/mtab give wrong entries for early-mounted items.
Date: Sun, 04 Jan 2015 20:50:07 +0800
Message-ID: <87k312oglc.fsf@gmail.com>
References: <877fx5crcz.fsf@gmail.com> <87egrbbskb.fsf@gnu.org>
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To: Ludovic =?UTF-8?Q?Court=C3=A8s?= <ludo@gnu.org>
Cc: 19491@debbugs.gnu.org

Ludovic Court=C3=A8s <ludo@gnu.org> writes:

> =E5=AE=8B=E6=96=87=E6=AD=A6 <iyzsong@gmail.com> skribis:
>
>> Notably, I have:
>>   /dev/sda1 /root ext4 rw,relatime,data=3Dordered 0 0
>>   none /root//dev devtmpfs rw 0 0
>>
>> Which should be:
>>   /dev/sda1 / ...
>>   none /dev ...
>>
>> Why not make /etc/mtab a symlink to /proc/self/mounts?
>
> This sounds appealing, but it seems that libmount in util-linux will
> insist to update /etc/mtab.
>
> Do you have evidence that it could cope with it?
Not sure, but I think libmount should just work fine.

util-linux support this since 2.19:
  https://www.kernel.org/pub/linux/utils/util-linux/v2.19/v2.19-ReleaseNotes

Debian make this default at 2011:
  https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=3D494001
>
> Thanks,
> Ludo=E2=80=99.