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Date: Wed, 14 Oct 2015 19:48:51 +0200
From: Ingo Molnar <mingo@kernel.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Andy Lutomirski <luto@amacapital.net>, Dmitry Vyukov <dvyukov@google.com>,
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Subject: Re: [tip:locking/urgent] compiler, atomics: Provide
 READ_ONCE_NOCHECK ()
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* Peter Zijlstra <peterz@infradead.org> wrote:

> > I'd still rather find a way to just delete get_wchan, but whatever.
> 
> :-)

AFAICS can only do that at the price of slowing down various scheduler functions 
by saving the caller address.

Thanks,

	Ingo