linux-kernel - Re: plan9 semantics on Linux

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Message-ID: <794929ce-0ecb-4c93-d51e-e94fcf749cfa@metux.net>
Date:   Wed, 14 Feb 2018 19:01:52 +0100
From:   Enrico Weigelt <lkml@...ux.net>
To:     Richard Weinberger <richard@...ma-star.at>
Cc:     Aleksa Sarai <asarai@...e.de>,
        Linux Containers <containers@...ts.linux-foundation.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: plan9 semantics on Linux - mount namespaces

On 14.02.2018 18:50, Richard Weinberger wrote:

>> hmm, now it works, but only when strace'ing it.
>> that's really strange.
> 
> On my box, with my patch applied, also busybox works now.

hmm, w/o strace, too ?
Which version are you using ? I've got 1.27.2

>> But still I wonder whether user_ns really solves my problem, as I don't
>> want to create sandboxed users, but only private namespaces just like
>> on Plan9.
> 
> Well, I'd be surprised if that works out of the box.
> Since you're posting on LKML I assumed you're hacking the kernel to support
> plan9-alike namespaces...

Yes, that's the plan :)


--mtx

-- 
Enrico Weigelt, metux IT consult
Free software and Linux embedded engineering
info@...ux.net -- +49-151-27565287