Gentoo Archives: gentoo-dev

From: "Michał Górny" <mgorny@g.o>
To: gentoo-dev@l.g.o
Cc: ryao@g.o
Subject: Re: [gentoo-dev] rfc: converting /etc/mtab to a symlink
Date: Mon, 14 Oct 2013 13:36:29
Message-Id: 20131014153617.53b285ea@gentoo.org
In Reply to: Re: [gentoo-dev] rfc: converting /etc/mtab to a symlink by Richard Yao
1 Dnia 2013-10-14, o godz. 09:26:43
2 Richard Yao <ryao@g.o> napisał(a):
3
4 > On Oct 14, 2013, at 9:19 AM, Rich Freeman <rich0@g.o> wrote:
5 >
6 > > On Mon, Oct 14, 2013 at 7:59 AM, Ben de Groot <yngwin@g.o> wrote:
7 > >> I don't see a compelling case being made for why we should make this
8 > >> change apart from "all the other distros are doing it", and quite a
9 > >> few reasons why we shouldn't. I'm open to being convinced, so please
10 > >> tell me why this is good for Gentoo users.
11 > >
12 > > So far I've seen a reference to a bug associated with a bunch of
13 > > systemd issues when it isn't mounted, and the point that many things
14 > > break in namespaces without the symlink, since /etc/mtab does not
15 > > reflect the state of the namespace. The latter in particular seems
16 > > like a pretty fundamental limitation - the very concept of /etc/mtab
17 > > is that mounts are global, and the design of linux is that mounts are
18 > > NOT global.
19 >
20 > Why should this not be treated as a systemd bug?
21
22 Is it a Linux kernel bug that it supports mount namespaces? Since
23 userspace clearly wasn't designed for that 20 years ago, so Linux
24 clearly has a bug supporting that!
25
26 --
27 Best regards,
28 Michał Górny

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Re: [gentoo-dev] rfc: converting /etc/mtab to a symlink Richard Yao <ryao@g.o>