Re: [PATCH] mm: fix up a spurious page fault whenever it happens

[Rik van Riel]

On 05/22/2013 02:21 PM, Stanislav Meduna wrote:
> On 22.05.2013 20:11, Steven Rostedt wrote:
>
> > Did you apply both patches? Without the first one, this one is
> > meaningless.
>
> Sure.
>
> BTW, back when I tried to pinpoint it I also tried adding
>    flush_tlb_page(vma, address)
> at the beginning of handle_pte_fault, which as I read should
> be basically the same. It did not not change anything.

I'm stumped.

If the Geode knows how to flush single TLB entries, it
should do that when flush_tlb_page is called.

If it does not know, it should throw an invalid instruction
exception, and not quietly complete the instruction without
doing anything.

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