linux-kernel - Re: ptrace fixes for 3.2

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Message-ID: <20120104090052.GA24624@havoc.ift.uni.wroc.pl>
Date:	Wed, 4 Jan 2012 10:00:52 +0100
From:	Łukasz Michalik <lmi@....uni.wroc.pl>
To:	Denys Vlasenko <dvlasenk@...hat.com>
Cc:	Oleg Nesterov <oleg@...hat.com>,
	Denys Vlasenko <vda.linux@...glemail.com>,
	Tejun Heo <tj@...nel.org>, linux-kernel@...r.kernel.org,
	"Dmitry V. Levin" <ldv@...linux.org>
Subject: Re: ptrace fixes for 3.2

On 17:51 2012-01-03 +0100, Denys Vlasenko wrote:
> On 01/03/2012 04:44 PM, Oleg Nesterov wrote:
> >On 01/03, Oleg Nesterov wrote:
> >>
> >>I am going to send the hack^Wpatch below to Linus as a temporary
> >>workaround for 3.2.
> >
> >The same patch with the changelog.
> >
> >Denys, Tejun, any chance you can review it before I send it to Linus ?
> 
> Testing it on top of Fedora 16's kernel-3.1.6-1.fc16:
> 
> Confirmed that before patch both tests fail (in about a minute of run time
> at worst), and with patch they do not fail.
> 

Tested on top vanilla's HEAD and stable 3.1.7, with both testcases and
both strace and sydbox.  Confirming same as Denys.

-- 
Pozdrawiam,
Łukasz P. Michalik

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