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

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Message-ID: <5267.1160381168@redhat.com>
Date:	Mon, 09 Oct 2006 09:06:08 +0100
From:	David Howells <dhowells@...hat.com>
To:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
Cc:	Matthew Wilcox <matthew@....cx>, torvalds@...l.org, akpm@...l.org,
	sfr@...b.auug.org.au, 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] 

Jan Engelhardt <jengelh@...ux01.gwdg.de> wrote:

> >Were you planning on porting Linux to a machine with non-8-bit-bytes any
> >time soon?  Because there's a lot more to fix than this.
> 
> I am considering the case [assuming 8-bit-byte machines] where 
> sizeof(u32) is not 4. Though I suppose GCC will probably make a 32-bit 
> type up if the hardware does not know one.

If the machine has 8-bit bytes, how can sizeof(u32) be anything other than 4?

David
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