Re: drivers/block/ub.c

[Kurt Garloff]

Hi,

On Sun, Jun 27, 2004 at 02:26:28PM -0700, David S. Miller wrote:
> On Sun, 27 Jun 2004 12:42:21 +0200
> Oliver Neukum <oliver@xxxxxxxxxx> wrote:
> 
> > OK, then it shouldn't be used in this case. However, shouldn't we have
> > an attribute like __nopadding__ which does exactly that?
> 
> It would have the same effect.  CPU structure layout rules don't pack
> (or using other words, add padding) exactly in cases where it is
> needed to obtain the necessary alignment.

This is a compiler shortcoming then.
The compiler does know the requirements and should be able to determine
whether or not it would have addedd padding or not.

Regards,
-- 
Kurt Garloff                   <kurt@xxxxxxxxxx>             [Koeln, DE]
Physics:Plasma modeling <garloff@xxxxxxxxxxxxxxxxxxx> [TU Eindhoven, NL]
Linux: SUSE Labs (Head)        <garloff@xxxxxxx>    [SUSE Nuernberg, DE]

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