Re: Troubles with TLB refills

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On Tue, Mar 06, 2001 at 01:10:27PM +1000, Liam Davies wrote:

> in terms of instruction encodings. I would have thought the cpu would have
> crapped out when it hit bad instructions. So it would seem the
> exceptions were occurring but the code that it was executing wasn't even code.
> Hence my assumption that we never got a TLB refill., even though the fault
> handler was being called.

Probably somewhere in the garbage there was another memory reference
which resulted in a second TLB exception, at that time a store to 0x10004f4c
which then got handled via the general exception handler and resulted in
do_page_fault being called.

  Ralf


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