ppc64 PTE hacks

Benjamin Herrenschmidt benh at kernel.crashing.org
Wed Dec 24 15:58:48 EST 2003


On Wed, 2003-12-24 at 10:56, Anton Blanchard wrote:
> Hi,
>
> I just remembered we never merged this patch from Paul. It would be
> great to get rid of the flush_tlb_* functions.

We actually _need_ it to fix the problem you discovered where we
never flush HPTEs on ptep_test_and_clear_young(), thus defeating
page aging.

paul: same problem with ppc32 I suppose

Ben.


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