Messages in this thread | | | Subject | Re: USB mass storage and ARM cache coherency | From | Benjamin Herrenschmidt <> | Date | Fri, 12 Mar 2010 08:44:31 +1100 |
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On Wed, 2010-03-10 at 12:52 +0900, Paul Mundt wrote: > Well, it does start to get a bit painful with sparsemem section or > NUMA > node IDs also digging in to the page flags on 32-bit.. the benefits > would > have to be pretty compelling to offset the pain.
Unless we play a dangerous trick and re-use another flag that isn't meaningful for allocated pages... maybe PG_buddy ? Or do I miss something about that guy semantics ?
Cheers, Ben.
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