linux-kernel - Re: [PATCH 2/6] Additional (get|put)_futex

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Date:	Thu, 12 Mar 2009 11:16:36 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Darren Hart <dvhltc@...ibm.com>
Cc:	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Rusty Russell <rusty@...tcorp.com.au>
Subject: Re: [PATCH 2/6] Additional (get|put)_futex_key() fixes


* Darren Hart <dvhltc@...ibm.com> wrote:

> futex_requeue and futex_lock_pi still had some bad 
> (get|put)_futex_key() usage. This patch adds the missing 
> put_futex_keys() and corrects a goto in futex_lock_pi() to 
> avoid a double get.
> 
> Build and boot tested on a 4 way Intel x86_64 workstation.  
> Passes basic pthread_mutex and PI tests out of 
> ltp/testcases/realtime.

hm, how bad is the impact - do we need this in v2.6.29?

	Ingo
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