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Date:	Sun, 28 Dec 2014 10:12:57 -0800
From:	Davidlohr Bueso <dave@...olabs.net>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Ingo Molnar <mingo@...nel.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/8] locking/mutex: Get rid of use_ww_cxt param in
 common paths

On Sun, 2014-12-28 at 17:23 +0100, Peter Zijlstra wrote:
> On Sun, Dec 28, 2014 at 01:11:17AM -0800, Davidlohr Bueso wrote:
> > ... and simplify a bit the parameters of __mutex_lock_common(). This
> > is straightforward as we can just check if the ww cxt for NULL if passed
> > from non wait/wound paths.
> 
> 
> The reason for this trainwreck is because of some older GCC not actually doing
> the const propagation of the MULL pointer right.

That's a shame, I really detest all this ww mess.

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