linux-kernel - Re: [PATCHv4] procfs: show hierarchy of pid namespace

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Message-ID: <5435134E.1080802@nod.at>
Date:	Wed, 08 Oct 2014 12:34:54 +0200
From:	Richard Weinberger <richard@....at>
To:	Chen Hanxiao <chenhanxiao@...fujitsu.com>,
	containers@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
CC:	Serge Hallyn <serge.hallyn@...ntu.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Oleg Nesterov <oleg@...hat.com>,
	David Howells <dhowells@...hat.com>,
	Richard Weinberger <richard.weinberger@...il.com>,
	Pavel Emelyanov <xemul@...allels.com>,
	Vasiliy Kulikov <segooon@...il.com>,
	Mateusz Guzik <mguzik@...hat.com>
Subject: Re: [PATCHv4] procfs: show hierarchy of pid namespace

Am 08.10.2014 11:56, schrieb Chen Hanxiao:
> This patch will show the hierarchy of pid namespace
> by /proc/pidns_hierarchy like:
> 
> [root@...alhost ~]#cat /proc/pidns_hierarchy
> /proc/18060/ns/pid /proc/18102/ns/pid /proc/1534/ns/pid
> /proc/18060/ns/pid /proc/18102/ns/pid /proc/1600/ns/pid
> /proc/1550/ns/pid

A proc file that prints paths of other proc files, srsly? ;)
I didn't follow the whole discussion but why is this not
a directory containing symbolic links to other pid files in /proc/<PID>/ns/pid?

Thanks,
//richard
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