Re: [patch 275/311] kernel: Move arches to use common unaligned access

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From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Tue, 29 Apr 2008 01:03:30 -0700

> From: Harvey Harrison <harvey.harrison@xxxxxxxxx>
> 
> Unaligned access is ok for the following arches:
> cris, m68k, mn10300, powerpc, s390, x86
> 
> Arches that use the memmove implementation for native endian, and
> the byteshifting for the opposite endianness.
> h8300, m32r, xtensa
> 
> Packed struct for native endian, byteshifting for other endian:
> alpha, blackfin, ia64, parisc, sparc, sparc64, mips, sh
> 
> m86knommu is generic_be for Coldfire, otherwise unaligned access is ok.
> 
> frv, arm chooses endianness based on compiler settings, uses the byteshifting
> versions.  Remove the unaligned trap handler from frv as it is now unused.
> 
> v850 is le, uses the byteshifting versions for both be and le.
> 
> Remove the now unused asm-generic implementation.
> 
> Signed-off-by: Harvey Harrison <harvey.harrison@xxxxxxxxx>
> Cc: <linux-arch@xxxxxxxxxxxxxxx>
> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>

Acked-by: David S. Miller <davem@xxxxxxxxxxxxx>
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