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From: Kirill Korotaev <dev@sw.ru>
To: Herbert Poetzl <herbert@13thfloor.at>
Cc: "Serge E. Hallyn" <serue@us.ibm.com>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	linux-kernel@vger.kernel.org, vserver@list.linux-vserver.org,
	Alan Cox <alan@lxorguk.ukuu.org.uk>,
	Dave Hansen <haveblue@us.ibm.com>,
	Arjan van de Ven <arjan@infradead.org>,
	Suleiman Souhlal <ssouhlal@FreeBSD.org>,
	Hubertus Franke <frankeh@watson.ibm.com>,
	Cedric Le Goater <clg@fr.ibm.com>,
	Kyle Moffett <mrmacman_g4@mac.com>, Greg <gkurz@fr.ibm.com>,
	Linus Torvalds <torvalds@osdl.org>, Andrew Morton <akpm@osdl.org>,
	Greg KH <greg@kroah.com>, Rik van Riel <riel@redhat.com>,
	Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
	Andrey Savochkin <saw@sawoct.com>,
	Kirill Korotaev <dev@openvz.org>, Andi Kleen <ak@suse.de>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Jeff Garzik <jgarzik@pobox.com>,
	Trond Myklebust <trond.myklebust@fys.uio.no>,
	Jes Sorensen <jes@sgi.com>
Subject: Re: [RFC][PATCH 04/20] pspace: Allow multiple instaces of the process id namespace
Date: Tue, 21 Feb 2006 19:29:17 +0300	[thread overview]
Message-ID: <43FB3FDD.6030406@sw.ru> (raw)
In-Reply-To: <20060220170448.GG18841@MAIL.13thfloor.at>

>>I would prefer:
>>- sys_ns_create()
>>  creates namespace and makes a task to inherit this namespace. 
>>  If _needed_, it _can_ fork inside.

> I don't see why not have both, the auto-created
> *space on clone() and the ability to create empty
> *spaces which can be populated and/or entered
Can you give more details on what you mean by auto-created *space and 
empty *space?
I see no much difference...

>>- sys_ns_inherit()
>>  change active namespace.
> hmm, sounds like a misnomer to me ...
sys_ns_change ? :)

>>But how should we reference namespace? by globabl ID?
> definitely by some system-unique identifier ...
Should it be integer or path as Eric proposes?

Thanks,
Kirill


  reply	other threads:[~2006-02-21 16:46 UTC|newest]

Thread overview: 78+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-02-06 19:19 [RFC][PATCH 0/20] Multiple instances of the process id namespace Eric W. Biederman
2006-02-06 19:22 ` [RFC][PATCH 01/20] pid: Intoduce the concept of a wid (wait id) Eric W. Biederman
2006-02-06 19:27   ` [RFC][PATCH 02/20] pspace: The parent process id of pid 1 is always 0 Eric W. Biederman
2006-02-06 19:29     ` [RFC][PATCH 03/20] pid: Introduce a generic helper to test for init Eric W. Biederman
2006-02-06 19:34       ` [RFC][PATCH 04/20] pspace: Allow multiple instaces of the process id namespace Eric W. Biederman
2006-02-06 19:36         ` [RFC][PATCH 05/20] sched: Fixup the scheduler syscalls to deal with pspaces Eric W. Biederman
2006-02-06 19:39           ` [RFC][PATCH 06/20] cad_pid: Fixup the cad_pid users to assume it is in the initial process id namespace Eric W. Biederman
2006-02-06 19:41             ` [RFC][PATCH 07/20] tty: Update the tty layer to work with pspaces Eric W. Biederman
2006-02-06 19:44               ` [RFC][PATCH 08/20] vt: Update the virtual console to handle pspaces Eric W. Biederman
2006-02-06 19:46                 ` [RFC][PATCH 09/20] ptrace: Update ptrace " Eric W. Biederman
2006-02-06 19:49                   ` [RFC][PATCH 10/20] capabilities: Update the capabilities code to " Eric W. Biederman
2006-02-06 19:51                     ` [RFC][PATCH 11/20] ioprio: Update ioprio " Eric W. Biederman
2006-02-06 19:54                       ` [RFC][PATCH 12/20] fcntl: Update fcntl to work with pspaces Eric W. Biederman
2006-02-06 19:57                         ` [RFC][PATCH 13/20] kthread: Update kthread " Eric W. Biederman
2006-02-06 19:59                           ` [RFC][PATCH 14/20] mm: Update vmscan " Eric W. Biederman
2006-02-06 20:00                             ` [RFC][PATCH 15/20] posix-timers: Update posix timers " Eric W. Biederman
2006-02-06 20:02                               ` [PATCH 16/20] nfs: Don't use pids to track the lockd server process Eric W. Biederman
2006-02-06 20:03                                 ` [RFC][PATCH 17/20] usb: Fixup usb so it works with pspaces Eric W. Biederman
2006-02-06 20:05                                   ` [RFC][PATCH 18/20] posix-mqueue: Make mqueues work with pspspaces Eric W. Biederman
2006-02-06 20:07                                     ` [RFC][PATCH 19/20] pspace: Upcate the pid_max sysctl to work in a per pspace fashion Eric W. Biederman
2006-02-06 20:12                                       ` [RFC][PATCH 20/20] proc: Update /proc to support multiple pid spaces Eric W. Biederman
2006-02-10 20:40                                         ` Kirill Korotaev
2006-02-11 10:10                                           ` Eric W. Biederman
2006-02-06 20:41                                   ` [RFC][PATCH 17/20] usb: Fixup usb so it works with pspaces Serge E. Hallyn
2006-02-06 20:53                                     ` Eric W. Biederman
2006-02-07 16:41         ` [RFC][PATCH 04/20] pspace: Allow multiple instaces of the process id namespace William Lee Irwin III
2006-02-07 17:05           ` Eric W. Biederman
2006-02-10 20:30         ` Kirill Korotaev
2006-02-11  9:42           ` Eric W. Biederman
2006-02-11 10:11           ` Eric W. Biederman
2006-02-11 10:43           ` Eric W. Biederman
2006-02-13  8:53             ` Kirill Korotaev
2006-02-13 16:40             ` Dave Hansen
2006-02-11 11:03           ` Eric W. Biederman
2006-02-13  9:02             ` Kirill Korotaev
2006-02-13 21:31               ` Serge E. Hallyn
2006-02-13 23:41               ` Eric W. Biederman
2006-02-11 11:57           ` Eric W. Biederman
2006-02-13  9:22             ` Kirill Korotaev
2006-02-13 17:02               ` Serge E. Hallyn
2006-02-14  5:59                 ` Eric W. Biederman
2006-02-14  5:54               ` Eric W. Biederman
2006-02-14 18:45                 ` Dave Hansen
2006-02-15 12:07                 ` Kirill Korotaev
2006-02-15 13:31                   ` Herbert Poetzl
2006-02-16 13:44                     ` Serge E. Hallyn
2006-02-20  9:27                       ` Kirill Korotaev
2006-02-20 17:04                         ` Herbert Poetzl
2006-02-21 16:29                           ` Kirill Korotaev [this message]
2006-02-21 23:23                             ` Herbert Poetzl
2006-02-20 11:29                     ` Kirill Korotaev
2006-02-20 12:34                       ` Herbert Poetzl
2006-02-20 14:11                         ` Kirill Korotaev
2006-02-20 15:08                           ` Herbert Poetzl
2006-03-01 22:06                             ` Cedric Le Goater
2006-02-15 18:40                   ` Eric W. Biederman
2006-02-06 19:56       ` [RFC][PATCH 03/20] pid: Introduce a generic helper to test for init Dave Hansen
2006-02-06 20:22         ` Eric W. Biederman
2006-02-07 15:08       ` Geert Uytterhoeven
2006-02-07 15:17         ` Eric W. Biederman
2006-02-06 19:54   ` [RFC][PATCH 01/20] pid: Intoduce the concept of a wid (wait id) Serge E. Hallyn
2006-02-06 20:23     ` Eric W. Biederman
2006-02-07 17:39   ` Jeff Dike
2006-02-07 18:32     ` Eric W. Biederman
2006-02-10 18:51   ` Kirill Korotaev
2006-02-11  9:25     ` Eric W. Biederman
2006-02-13  8:43       ` Kirill Korotaev
2006-02-14  0:04         ` Eric W. Biederman
2006-02-06 20:40 ` [RFC][PATCH 0/20] Multiple instances of the process id namespace Hubertus Franke
2006-02-06 20:51   ` Eric W. Biederman
2006-02-06 21:07     ` Hubertus Franke
2006-02-06 21:56       ` Eric W. Biederman
2006-02-07  0:48 ` Dave Hansen
2006-02-07  5:14   ` Eric W. Biederman
2006-02-07  9:33   ` Andi Kleen
2006-02-08  4:19     ` Randy.Dunlap
2006-02-08  4:28       ` Eric W. Biederman
2006-02-08  4:51         ` Randy.Dunlap

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