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SubjectRe: [PATCH 12/13] mm: numa: Scan pages with elevated page_mapcount
On Wed, Jul 03, 2013 at 03:21:39PM +0100, Mel Gorman wrote:

> Note that the patch still leaves shared, file-backed in VM_EXEC vmas in
> place guessing that these are shared library pages. Migrating them are
> likely to be of major benefit as generally the expectation would be that
> these are read-shared between caches and that iTLB and iCache pressure is
> generally low.

I'm failing to grasp.. we don't migrate them because migrating them would
likely be beneficial?

Missing a negative somewhere?


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