linux-kernel - Re: [PATCH] netdevice: ticks reaches 25, not 26.

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Message-ID: <20090210085021.GB4190@ff.dom.local>
Date:	Tue, 10 Feb 2009 08:50:21 +0000
From:	Jarek Poplawski <jarkao2@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	roel.kluin@...il.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] netdevice: ticks reaches 25, not 26.

On 10-02-2009 02:57, David Miller wrote:
> From: Roel Kluin <roel.kluin@...il.com>
> Date: Mon, 09 Feb 2009 23:22:11 +0100
> 
>> With while (tick++ < 25) { ... } ticks reaches 25, not 26.
> 
> Does it?
> 
> --------------------
> #include <stdio.h>
> int main(void)
> {
> 	int i = 0;
> 	while (i++ < 25)
> 		;
> 	printf("%d\n", i);
> 
> 	return 0;
> }
> --------------------
> davem@...set:~/src/GIT/linux-2.6$ gcc -O2 -o x x.c
> davem@...set:~/src/GIT/linux-2.6$ ./x
> 26
> davem@...set:~/src/GIT/linux-2.6$ 
> 
> I'm getting extremely tired of these "off by one" patches, to be
> honest with you.

So, what other C feature do you find a better source of joy now?

Jarek P.
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