linux-kernel - Re: [PATCH 00/10] Containers(V10): Generic Process Containers

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Message-ID: <20070604211103.GA15923@sergelap.austin.ibm.com>
Date:	Mon, 4 Jun 2007 16:11:03 -0500
From:	"Serge E. Hallyn" <serue@...ibm.com>
To:	Paul Menage <menage@...gle.com>
Cc:	"Serge E. Hallyn" <serue@...ibm.com>, akpm@...ux-foundation.org,
	dev@...ru, xemul@...ru, vatsa@...ibm.com, ebiederm@...ssion.com,
	haveblue@...ibm.com, svaidy@...ux.vnet.ibm.com, balbir@...ibm.com,
	pj@....com, cpw@....com, ckrm-tech@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org, containers@...ts.osdl.org,
	mbligh@...gle.com, rohitseth@...gle.com, devel@...nvz.org
Subject: Re: [PATCH 00/10] Containers(V10): Generic Process Containers

Quoting Paul Menage (menage@...gle.com):
> On 6/4/07, Serge E. Hallyn <serue@...ibm.com> wrote:
> >root@...uz11 root]# rm -rf /containers/1
> 
> Just use "rmdir /containers/1" here.

Hmm.  Ok, that works...  Odd, I thought rm -rf used to work in the past,
but i'm likely wrong.

thanks,
-serge

> >Ah, I see the second time I typed 'ls /containers/1/tasks' instead of
> >cat.  When I then used cat, the file was empty, and I got an oops just
> >like Pavel reported.  I bet if I solve the problem he reported, then I
> >solve my problem  :)
> >
> 
> As far as I could see, Pavel's problem wasn't actually an Oops, it was
> a WARN_ON() when allocating a zero length chunk of memory. There's
> ongoing discussion as to whether this counts as a problem with the
> allocators or the kmalloc() code, since it used to be OK to allocate a
> zero-length chunk.
> 
> Paul
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