Re: fadvise DONTNEED implementation (or lack thereof)

[KOSAKI Motohiro]

> > Because we have an alternative solution already. please try memcgroup :)
> 
> I think memcg could be a solution of them but fundamental solution is
> that we have to cure it in VM itself.
> I feel it's absolutely absurd to enable and use memcg for amending it.
> 
> I wonder what's the problem in Peter's patch 'drop behind'.
> http://www.mail-archive.com/linux-kernel@xxxxxxxxxxxxxxx/msg179576.html
> 
> Could anyone tell me why it can't accept upstream?

I don't know the reason. And this one looks reasonable to me. I'm curious the above 
patch solve rsync issue or not. 
Minchan, have you tested it yourself?


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