Messages in this thread | | | Date | Wed, 23 Jan 2002 17:22:30 -0200 (BRST) | From | Rik van Riel <> | Subject | Re: [PATCH *] rmap VM, version 12 |
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On Wed, 23 Jan 2002, David S. Miller wrote:
> Actually, this is just using the pte_free_fast() and > {get,free}_pgd_fast() functions on non-pae machines. > > Rofl, you can't just do that. The page tables cache caches the kernel > mappings and if you don't update them properly on SMP you die.
Umm, this list just contains _freed_ page tables without any mappings, right ?
If there is some specific magic I'm missing, could you please point me to the code I'm overlooking ? ;)
> I am seeing reports of SMP failing with rmap12 but not previous > patches. You need to revert this I think.
Actually, the cause for Badari's bugreport is much more stupid. If it wasn't so stupid I bet I'd have found it earlier...
regards,
Rik -- "Linux holds advantages over the single-vendor commercial OS" -- Microsoft's "Competing with Linux" document
http://www.surriel.com/ http://distro.conectiva.com/
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