Re: [RFC v5 2/3] mm: make optimistic check for swapin readahead

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On 09/14/2015 03:31 PM, Ebru Akagunduz wrote:
> This patch introduces new sysfs integer knob
> /sys/kernel/mm/transparent_hugepage/khugepaged/max_ptes_swap
> which makes optimistic check for swapin readahead to
> increase thp collapse rate. Before getting swapped
> out pages to memory, checks them and allows up to a
> certain number. It also prints out using tracepoints
> amount of unmapped ptes.

This may need some more refinement in the future, but your
patch series seems to create a large improvement over what
we have now.

> Signed-off-by: Ebru Akagunduz <ebru.akagunduz@xxxxxxxxx>

Acked-by: Rik van Riel <riel@xxxxxxxxxx>

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