Re: [PATCH V2 3/3] ethernet: Convert mac address uses of 6 toETH_ALEN

[Russell King - ARM Linux]

On Thu, Aug 01, 2013 at 02:04:47PM -0700, Joe Perches wrote:
> On Thu, 2013-08-01 at 21:58 +0100, Russell King - ARM Linux wrote:
> > This seems rather obscure - I mean, it's not obvious to driver authors
> > that should be the case.  Would it not be better to make this a little
> > more obvious somehow?  Maybe __aligned(2) against mac_addr?  Or
> > maybe have a debugging check for it?
> 
> That'd be for David Miller (cc'd).
> 
> I believe he's argued in the past that any alignment check
> for mac addresses was unnecessary.
> 
> For all I know it really might not matter because pasemi
> can successfully dereference a ushort against an odd char
> pointer.
> 
> I just noticed it and thought it'd be better moved.

As can ARM too for years now - either in hardware or via fixup for
kernel code.
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