Messages in this thread | | | Date | Thu, 1 Nov 2012 20:26:09 +0000 | From | Christoph Lameter <> | Subject | Re: [RFC] Support volatile range for anon vma |
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On Fri, 26 Oct 2012, Minchan Kim wrote:
> I guess it would improve system performance very well. > But as I wrote down in description, downside of the patch is that we have to > age anon lru although we don't have swap. But gain via the patch is bigger than > loss via aging of anon lru when memory pressure happens. I don't see other downside > other than it. What do you think about it? > (I didn't implement anon lru aging in case of no-swap but it's trivial > once we decide)
I am a bit confused like some of the others as to why this patch is necessary since we already have DONT_NEED.
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