Re: Panic on 2.6.0-test1-mm1

[William Lee Irwin III <wli@holomorphy.com>]

At some point in the past, I wrote:
>>         pgd_cache = kmem_cache_create("pgd",
>>                                 PTRS_PER_PGD*sizeof(pgd_t),
>>                                 0,
>>                                 SLAB_HWCACHE_ALIGN | SLAB_MUST_HWCACHE_ALIGN,
>>                                 pgd_ctor,
>>                                 PTRS_PER_PMD == 1 ? pgd_dtor : NULL);

On Thu, Jul 31, 2003 at 05:47:55PM -0700, Martin J. Bligh wrote:
> I think this was just virgin -mm1, I can go back and double check ...
> Not sure what the stuff about backing out other peoples patches was
> all about, I just pointed out the crash.

pgd_dtor() will never be called on PAE due to the above code (thanks to
the PTRS_PER_PMD check), _unless_ mingo's patch is applied (which backs
out the PTRS_PER_PMD check).


-- wli