Messages in this thread | | | Subject | Re: [PATCH *] rmap VM, version 12 | From | Robert Love <> | Date | 23 Jan 2002 14:15:04 -0500 |
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On Wed, 2002-01-23 at 13:57, Rik van Riel wrote:
> Actually, this is just using the pte_free_fast() and > {get,free}_pgd_fast() functions on non-pae machines. > > I think this should be safe, unless there is a way > we could pagefault from inside interrupts (but I don't > think we do that). > > OTOH, the -preempt people will want to add preemption > protection from the fiddling with the local pte freelist ;)
If you are using the stock mechanisms in include/asm/pgalloc.h they are already made preempt-safe by the patch. ;)
Robert Love
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