Re: [ck] Re: -mm merge plans for 2.6.23

From: Andrew Morton
Date: Thu Jul 26 2007 - 14:14:08 EST


On Thu, 26 Jul 2007 10:19:06 -0400 "Michael Chang" <thenewme91@xxxxxxxxx> wrote:

> > All this would end up needing runtime configurability and tweakability and
> > customisability. All standard fare for userspace stuff - much easier than
> > patching the kernel.
>
> Maybe I'm missing something here, but if the problem is resource
> allocation when switching from state A to state B, and from B to C,
> etc.; wouldn't it be a bad thing if state B happened to be (in the
> future) this state-shifting userspace daemon of which you speak? (Or
> is that likely to be impossible/unlikely for some other reason which
> alludes me at the moment?)

Well. I was assuming that the daemon wouldn't be a great memory pig.
I suspect it would do practically zero IO and would use little memory.
It could even be mlocked, but I doubt if that would be needed.
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