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From: Eric Gaumer <gaumerel@ecs.fullerton.edu>
To: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] orinoco rfmon
Date: Sun, 27 Feb 2005 23:48:06 -0800	[thread overview]
Message-ID: <4222CCB6.1080005@ecs.fullerton.edu> (raw)
In-Reply-To: <20050228074407.GA25480@kroah.com>

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Greg KH wrote:
> On Sat, Feb 26, 2005 at 02:45:49PM -0800, Eric Gaumer wrote:
>
>>What is the difference between u* and uint*_t ? Both are derived from the
>>same basic data type.
>>
>>typedef unsigned char __u8;
>>typedef         __u8            uint8_t;
>>
>>And...
>>
>>typedef unsigned char u8;
>
>
> Don't use the uint*_t types, they are not correct.  See the lkml
> archives for why this is true.
>
> Use the u8 for when you are in the kernel, and __u8 when you need it for
> a variable that crosses the userspace/kernelspace barrier.
>
> thanks,
>

Thanks, I'll dig up those archives.


--
"Education is what remains after one has forgotten everything he learned in school."
	- Albert Einstein

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  reply	other threads:[~2005-02-28  7:52 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-02-26 18:10 Eric Gaumer
2005-02-26 20:59 ` Alexey Dobriyan
2005-02-26 22:45   ` Eric Gaumer
2005-02-28  7:44     ` Greg KH
2005-02-28  7:48       ` Eric Gaumer [this message]
2005-02-27  3:39 ` David Gibson
2005-02-28  0:45   ` Eric Gaumer
2005-02-28  0:54     ` David Gibson
2005-02-28 20:01       ` Pavel Roskin

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