Messages in this thread | | | Date | Wed, 12 Jan 2005 06:35:24 -0600 | From | Robin Holt <> | Subject | Re: page migration patchset |
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On Tue, Jan 11, 2005 at 09:38:02AM -0600, Ray Bryant wrote: > Pages that are found to be swapped out would be handled as follows: > Add the original node id to either the swap pte or the swp_entry_t. > Swap in will be modified to allocate the page on the same node it > came from. Then, as part of migrate_process_pages, all that would > be done for swapped out pages would be to change the "original node" > field to point at the new node. > > However, I could probably do both steps (2) and (3) as part of the > migrate_process_pages() call.
I don't think we need to worry about the swap case. Let's keep the changes small and build when we see problems. The normal swap out/in mechanism should handle nearly all the page migration issues you are concerned with.
Just my 2 cents, Robin - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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