[RFC] arm : ALIGNMENT_TRAP and MTD
David Woodhouse
dwmw2 at infradead.org
Wed Jun 28 05:05:26 EDT 2006
On Wed, 2006-06-28 at 14:04 +0900, Hyok S. Choi wrote:
>
> > No, it isn't. ARM was just one of the first CPUs where we really _can't_
> > fix up alignment faults. FR-V is another. It's often done in the MMU, so
> > there's a strong correlation with uCLinux architectures -- and now we've
> > merged uCLinux, it's a problem we should really address properly.
>
> I agree on this. I'm doing the uClinux merging for ARM architecture.
>
> How about to make an option for enabling accessing through the get_unaligned() in MTD?
> Then ARM uClinux and FR-V could select/deselect the option and will have no problem.
I don't like that. I'd rather see you add a probability argument to
get_unaligned() instead, as I described in my other email.
--
dwmw2
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