linux-kernel - Re: [PATCH] sched_clock: fix jiffie fallback clock

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Message-ID: <20080917100518.GA9916@elte.hu>
Date:	Wed, 17 Sep 2008 12:05:18 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	David Howells <dhowells@...hat.com>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] sched_clock: fix jiffie fallback clock


* Peter Zijlstra <a.p.zijlstra@...llo.nl> wrote:

> David pointed out that the default sched_clock() fallback is broken in 
> that it wraps too soon. Fix this by using the 64 bit jiffie value so 
> that we're large enough to overflow properly.
> 
> Signed-off-by: Peter Zijlstra <a.p.zijlstra@...llo.nl>
> CC: David Howells <dhowells@...hat.com>

applied to tip/sched/urgent, thanks Peter!

	Ingo
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