Re: [PATCH] 64bit unaligned access on 32bit kernel

[Andrew Morton]

Atsushi Nemoto <anemo@xxxxxxxxxxxxx> wrote:
>
> >>>>> On Tue, 7 Mar 2006 18:09:07 +0000, Ralf Baechle <ralf@xxxxxxxxxxxxxx> said:
> ralf> Below's fix results in exactly the same code size on all
> ralf> compilers and configurations I've tested it.
> 
> ralf> I also have another more elegant fix which as a side effect
> ralf> makes get_unaligned work for arbitrary data types but it that
> ralf> one results in a slight code bloat:
> 
> I tested the patch attached on several MIPS kernel (big/little,
> 32bit/64bit) with gcc 3.4.5.  In most (but not all) case, Ralf's fix
> resulted better than the previous fix.
> 

hmm, well, your earlier patch has had more testing on various platforms,
for what that's worth.  I think for 2.6.16 we should run with that.  If you
want to prepare a patch which implements Ralf's version for post-2.6.16
then that would be good, thanks.

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