[Tux3] [PATCH 03/10] Fix ileaf aligment

OGAWA Hirofumi hirofumi at mail.parknet.co.jp
Fri Oct 17 04:31:27 PDT 2008


Daniel Phillips <phillips at phunq.net> writes:

>> It may work actually, but e.g. arm, mips, superh, generetes alignment
>> fault, then fault handler checks detail and fix it, or will calls
>> BUG_ON() if source is kernel.
>> 
>> There is no merit to generate alignment fault.
>
> I had the impression that gcc is supposed to generate code to access
> the fields bytewise on architectures that generate alignment faults,
> when the compiler can't prove statically that the fields are aligned.
> I could be completely wrong about that...

Um.. We will need to check recent gcc...
-- 
OGAWA Hirofumi <hirofumi at mail.parknet.co.jp>

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