Gentoo Archives: gentoo-dev

From: Richard Yao <ryao@g.o>
To: "gentoo-dev@l.g.o" <gentoo-dev@l.g.o>
Subject: Re: [gentoo-dev] rfc: converting /etc/mtab to a symlink
Date: Mon, 14 Oct 2013 13:52:50
Message-Id: 0C26D9F0-5022-4163-81E2-BA7F929CCA77@gentoo.org
In Reply to: Re: [gentoo-dev] rfc: converting /etc/mtab to a symlink by "Michał Górny"
1 The Linux kernel also supports far more architectures than we do. That does not mean that we must support them too.
2
3 With that said, how does changing things benefit/affect users, especially non-systemd users?
4
5 On Oct 14, 2013, at 9:36 AM, Michał Górny <mgorny@g.o> wrote:
6
7 > Dnia 2013-10-14, o godz. 09:26:43
8 > Richard Yao <ryao@g.o> napisał(a):
9 >
10 >> On Oct 14, 2013, at 9:19 AM, Rich Freeman <rich0@g.o> wrote:
11 >>
12 >>> On Mon, Oct 14, 2013 at 7:59 AM, Ben de Groot <yngwin@g.o> wrote:
13 >>>> I don't see a compelling case being made for why we should make this
14 >>>> change apart from "all the other distros are doing it", and quite a
15 >>>> few reasons why we shouldn't. I'm open to being convinced, so please
16 >>>> tell me why this is good for Gentoo users.
17 >>>
18 >>> So far I've seen a reference to a bug associated with a bunch of
19 >>> systemd issues when it isn't mounted, and the point that many things
20 >>> break in namespaces without the symlink, since /etc/mtab does not
21 >>> reflect the state of the namespace. The latter in particular seems
22 >>> like a pretty fundamental limitation - the very concept of /etc/mtab
23 >>> is that mounts are global, and the design of linux is that mounts are
24 >>> NOT global.
25 >>
26 >> Why should this not be treated as a systemd bug?
27 >
28 > Is it a Linux kernel bug that it supports mount namespaces? Since
29 > userspace clearly wasn't designed for that 20 years ago, so Linux
30 > clearly has a bug supporting that!
31 >
32 > --
33 > Best regards,
34 > Michał Górny

Replies

Subject Author
Re: [gentoo-dev] rfc: converting /etc/mtab to a symlink Rich Freeman <rich0@g.o>