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Date: Mon, 1 Aug 2011 23:03:41 +0400
From: Vasiliy Kulikov <segoon@...nwall.com>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: Ingo Molnar <mingo@...e.hu>, kernel-hardening@...ts.openwall.com,
"Paul E. McKenney" <paul.mckenney@...aro.org>,
Manuel Lauss <manuel.lauss@...glemail.com>,
linux-kernel@...r.kernel.org, Richard Weinberger <richard@....at>,
torvalds@...ux-foundation.org, Marc Zyngier <maz@...terjones.org>
Subject: Re: Re: initcall dependency problem (ns vs.
threads)
> Are we talking about init_ipc_ns.ids[] here? If so, did you try
> initializing the three rwsems at compile-time?
>
> That's rather a nasty hack though. It'd be better to run the mystery
> init function before starting the threads.
Looks like it solves the race. However, I think it should be solved on
another level. Other bugs might be hidden with this race.
Thanks,
--
Vasiliy Kulikov
http://www.openwall.com - bringing security into open computing environments
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