linux-kernel - Re: [PATCH 1/4] LOG2: Implement a general integer log2 facility in the kernel [try #4]

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Message-Id: <200610091652.26209.arnd.bergmann@de.ibm.com>
Date:	Mon, 9 Oct 2006 16:52:24 +0200
From:	Arnd Bergmann <arnd.bergmann@...ibm.com>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	Jan Engelhardt <jengelh@...ux01.gwdg.de>,
	Kyle Moffett <mrmacman_g4@....com>,
	David Howells <dhowells@...hat.com>,
	Matthew Wilcox <matthew@....cx>,
	Linus Torvalds <torvalds@...l.org>,
	Andrew Morton <akpm@...l.org>, sfr@...b.auug.org.au,
	Linux Kernel Development <linux-kernel@...r.kernel.org>,
	linux-arch@...r.kernel.org
Subject: Re: [PATCH 1/4] LOG2: Implement a general integer log2 facility in the kernel [try #4]

On Monday 09 October 2006 15:09, Geert Uytterhoeven wrote:
> On Mon, 9 Oct 2006, Jan Engelhardt wrote:
> > 
> > Ouch ouch ouch. It should better be
> > 
> > typedef uint32_t __u32;
> 
> You mean
> 
> #ifdef __KERNEL__
> typedef __u32 u32;
> #else
> // Assumed we did #include <stdint.h> before
> typedef uint32_t __u32;
> #endif

Why should that be a valid assumption? Right now, it works
if you don't include stdint.h in advance.

	Arnd <><
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