linux-kernel - Re: [Tux3] Tux3 report: Tux3 Git tree available

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Date:	Sat, 14 Mar 2009 21:02:56 -0700
From:	Daniel Phillips <phillips@...nq.net>
To:	Roland Dreier <rdreier@...co.com>
Cc:	tux3@...3.org, Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [Tux3] Tux3 report: Tux3 Git tree available

On Thursday 12 March 2009, Roland Dreier wrote:
>  > By the way, the endian comment in bitmap.c needs some loving:
>  > 
>  >    http://lxr.linux.no/linux+v2.6.28.7/lib/bitmap.c#L35
>  > 
>  > The s390 file needs to be config-independent:
>  > 
>  > -	include/asm-s390/bitops.h
>  > +	arch/s390/include/asm/bitops.h
>  > 
>  > and the ppc file is nowhere to be seen.  I will put a driveby patch on
>  > the to.do list.
> 
> The ppc file is arch/powerpc/include/asm/bitops.h.

Ah right, so the commentary should just reference arch/ instead of
/..asm-<arch>.  I am still hoping to hear an actual argument why little
endian bitops are "more natural" than big endian.  I don't know of any
myself, either in terms of machine instructions, cycle times or
whatever.

Regards,

Daniel
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