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Date: Wed, 22 Nov 2000 16:48:42 +0100
From: Pauline Middelink <middelink@polyware.nl>
To: linux-kernel@vger.kernel.org
Subject: Re: linux-2.2.18-pre19 asm/delay.h problem?
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In-Reply-To: <200011220957.KAA26634@cave.bitwizard.nl>; from R.E.Wolff@BitWizard.nl on Wed, Nov 22, 2000 at 10:57:53AM +0100
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On Wed, 22 Nov 2000 around 10:57:53 +0100, Rogier Wolff wrote:
[skip]

> .... Inside a #if 0. This question keeps on popping up, and people
> seem to be able to grep for definitions of stuff well enough. Then
> near the definition you can explain this. It's a form of documenting
> this "trick"...
> 
> #if 0
> /* Note: This definition is not for real. The idea about __bad_udelay is
> that you get a compile-time error if you call udelay with a number of 
> microseconds that is too large for udelay. There is mdelay if you need 
> delays on the order of miliseconds. Please update the places where
> udelay is called with this large constant!
> 
> If you change the #if 0 to #if 1, the stuff you're trying to compile will
> compile, but you'll crash your system when it's used.
> */
> 
> #define __bad_udelay() panic("Udelay called with too large a constant")
> #endif

I want to bed that somebody will post a "fix" which will patch
the #if 0 to 1. :)

    Met vriendelijke groet,
        Pauline Middelink
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