netdev - Re: [RFC][PATCH] ns: Syscalls for better namespace sharing control.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <m13a0nwu6p.fsf@fess.ebiederm.org>
Date:	Fri, 26 Feb 2010 13:42:06 -0800
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	Pavel Emelyanov <xemul@...allels.com>
Cc:	hadi@...erus.ca, Daniel Lezcano <dlezcano@...ibm.com>,
	Patrick McHardy <kaber@...sh.net>,
	Linux Netdev List <netdev@...r.kernel.org>,
	containers@...ts.linux-foundation.org,
	Netfilter Development Mailinglist 
	<netfilter-devel@...r.kernel.org>,
	Ben Greear <greearb@...delatech.com>,
	Serge Hallyn <serue@...ibm.com>,
	Matt Helsley <matthltc@...ibm.com>
Subject: Re: [RFC][PATCH] ns: Syscalls for better namespace sharing control.

Pavel Emelyanov <xemul@...allels.com> writes:

>>> Yet another set of per-namespace IDs along with CLONE_NEWXXX ones?
>>> I currently have a way to create all namespaces we have with one
>>> syscall. Why don't we have an ability to enter them all with one syscall?
>> 
>> The CLONE_NEWXXX series of bits has been an royal pain to work with,
>> and it appears to be unnecessary complications for no gain.
>
> That's the answer for the "Yet another set..." question.
> How about the "Why don't we have..." one?

I am not certain which question you are asking:

Why don't we have an ability to enter all namespaces with one syscall
invocation?

Why don't we have a syscall that allows us to enter every namespace?

Eric

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html