For consistency with previous patch's updated changelog, here's similar update
for this one:
http://ozlabs.org/~akpm/mmots/broken-out/mm-compaction-adapt-isolation_suitable-flushing-to-kcompactd.patch
8<
Compaction maintains a pageblock_skip bitmap to record pageblocks where
isolation r
Compaction maintains a pageblock_skip bitmap to record pageblocks where
isolation recently failed. This bitmap can be reset by three ways:
1) direct compaction is restarting after going through the full deferred cycle
2) kswapd goes to sleep, and some other direct compaction has previously
fin
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