Date: Mon, 28 Jun 2004 13:59:48 -0700
From: "David S. Miller" <davem@redhat.com>
To: Matthew Dharm <mdharm-kernel@one-eyed-alien.net>
Cc: scott@timesys.com, oliver@neukum.org, zaitcev@redhat.com, greg@kroah.com,
       arjanv@redhat.com, jgarzik@redhat.com, tburke@redhat.com,
       linux-kernel@vger.kernel.org, stern@rowland.harvard.edu,
       david-b@pacbell.net
Subject: Re: drivers/block/ub.c
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On Mon, 28 Jun 2004 13:50:58 -0700
Matthew Dharm <mdharm-kernel@one-eyed-alien.net> wrote:

> I guess, in the end, what this comes down to is the fact that we're all
> going to get bitten on the ass when we finally get to a platform where the
> default alignment is 64-bits, which would then (by default) add padding to
> the above structure.

No it would not, see the other email I just sent out.  Even when Alpha's
could not address smaller-than-word quantities with load/store instructions,
it _DID NOT_ pad such elements in it's ABI defined structure layout rules.
It did word loads, and shift+mask'd out the elements it wanted as needed.
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