Messages in this thread | | | From | Daniel Phillips <> | Subject | Re: [Lse-tech] Re: 10.31 second kernel compile | Date | Thu, 14 Mar 2002 19:33:40 +0100 |
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On March 14, 2002 02:21 pm, Momchil Velikov wrote: > >>>>> "Anton" == Anton Blanchard <anton@samba.org> writes: > Anton> Thats due to the way we manipulate the ppc hashed page table. Every > Anton> time we update the linux page tables we have to update the hashed > Anton> page table. There are some obvious optimisations we need to make, > > Out of curiousity, why there's a need to update the linux page tables ? > Doesn't pte/pmd/pgd family functions provide enough abstraction in > order to maintain _only_ the hashed page table ?
No, it's hardwired to the x86 tree view of page translation.
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