Re: [PATCH 4/6] Revert "mm: have order > 0 compaction start off where it left"

2012-09-20 Thread Rik van Riel
On 09/20/2012 10:04 AM, Mel Gorman wrote: This reverts commit 7db8889a (mm: have order > 0 compaction start off where it left) and commit de74f1cc (mm: have order > 0 compaction start near a pageblock with free pages). These patches were a good idea and tests confirmed that they massively reduced

[PATCH 4/6] Revert "mm: have order > 0 compaction start off where it left"

2012-09-20 Thread Mel Gorman
This reverts commit 7db8889a (mm: have order > 0 compaction start off where it left) and commit de74f1cc (mm: have order > 0 compaction start near a pageblock with free pages). These patches were a good idea and tests confirmed that they massively reduced the amount of scanning but the implementati