[PATCH] ppc32: Fix alignment exception checking on load/store multiple instructions

Dan Malek dan at embeddededge.com
Wed Apr 13 00:46:29 EST 2005

On Apr 12, 2005, at 2:03 AM, Kumar Gala wrote:

> The handling of misaligned load/store multiplies did not check to see 
> if
> the address were ok to access before __{get,put}_user().

I think we should also take the opportunity to fix up the lawrx
case and look for other reserved/conditional instructions
that may slip through.  Since these are atomic operations, we
can't emulate them.  According to the PEM, an alignment fault
on these is a fatal programming error.


	-- Dan

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