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Date:	Wed, 12 Mar 2014 10:25:36 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	John Stultz <john.stultz@...aro.org>
Cc:	Jiri Bohac <jbohac@...e.cz>, linux-kernel@...r.kernel.org,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: is printk() safe within a timekeeper_seq write section?

On Tue, Mar 11, 2014 at 12:29:45PM -0700, John Stultz wrote:
> So I don't think I've seen anything like the above in my testing, but it
> may just be very hard to get that path to trigger.

You have to explicitly enable HRTICK for this to be possible; its
disabled by default.
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