linux-kernel - Re: -mm merge plans for 2.6.23

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Date:	Sat, 28 Jul 2007 11:42:43 +0800
From:	Daniel Cheng <gmane@...z.net>
To:	linux-kernel@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject:  Re: -mm merge plans for 2.6.23

Andrew Morton wrote:
[...]
> 
> And userspace can do a much better implementation of this
> how-to-handle-large-load-shifts problem, because it is really quite
> complex.  The system needs to be monitored to determine what is the "usual"
[...]
> All this would end up needing runtime configurability and tweakability and
> customisability.  All standard fare for userspace stuff - much easier than
> patching the kernel.

But a patch already exist.
Which is easier: (1) apply the patch ; or (2) write a new patch?

> 
> So.  We can
> a) provide a way for userspace to reload pagecache and
> b) merge maps2 (once it's finished) (pokes mpm)
> and we're done?

might be.
but merging maps2 have higher risk which should be done in a development
branch (er... 2.7, but we don't have it now).

-- 

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