linux-kernel - Re: time_after

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Message-ID: <46E7128D.1080006@gmail.com>
Date:	Wed, 12 Sep 2007 00:11:25 +0200
From:	Rene Herman <rene.herman@...il.com>
To:	Adrian McMenamin <lkmladrian@...il.com>
CC:	linux-kernel@...r.kernel.org, linuxsh-dev@...ts.sourceforge.net,
	Paul Mundt <lethal@...ux-sh.org>
Subject: Re: time_after - what on earth???

On 09/12/2007 12:05 AM, Adrian McMenamin wrote:

> OK, why does this line occasionally return true:
> 
> 	if ((maple_dev->interval > 0) && (jiffies >maple_dev->when))
> 
> while this one never does (no other changes made):
> 
> if  ((maple_dev->interval > 0) && (time_after(jiffies, maple_dev->when)))

Is maple_dev->when an unsigned long?

Rene.
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