From: ebiederm@xmission.com (Eric W. Biederman)
To: Michael Kerrisk <mtk-manpages@gmx.net>
Cc: "Serge E. Hallyn" <serue@us.ibm.com>, Kirill Korotaev <dev@openvz.org>,
       Herbert Poetzl <herbert@13thfloor.at>, Andrey Savochkin <saw@sw.ru>,
       Adrian Bunk <bunk@stusta.de>, Cedric Le Goater <clg@fr.ibm.com>,
       lkml <linux-kernel@vger.kernel.org>
Subject: Re: CLONE_NEWUTS documentation
References: <46B599CA.9030302@gmx.net>
Date: Sun, 05 Aug 2007 06:27:29 -0600
In-Reply-To: <46B599CA.9030302@gmx.net> (Michael Kerrisk's message of "Sun, 05
	Aug 2007 11:35:06 +0200")
Message-ID: <m1abt6kvym.fsf@ebiederm.dsl.xmission.com>
User-Agent: Gnus/5.110006 (No Gnus v0.6) Emacs/21.4 (gnu/linux)
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 979
Lines: 26

Michael Kerrisk <mtk-manpages@gmx.net> writes:

> Hello Serge,
>
> In 2.6.19, your patch to add support for CLONE_NEWUTS was included.  Is
> there there some for-userland-programmers documentation of this flag
> somewhere?  Would you be able to send some documentation to me (ideally as
> a patch to the clone.2 man page, but otherwise some plain text will do).
>
> If this flag is also supported for unshare(), then could you please send me
> a patch/text for that too?

Again a short summary

The utsname namespace encapsulates the global kernel identification stored
in struct utsname returned from uname(2).

It is a very trivial namespace but it allows you to set multiple hostnames
and nis domainnames on the same machine.

Eric
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/