linux-kernel - Re: [patch 1/7] lowmemorykiller: Only iterate over process list when needed.

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Date:	Tue, 5 May 2009 09:31:53 -0700
From:	Greg KH <gregkh@...e.de>
To:	Nick Piggin <npiggin@...e.de>
Cc:	David Rientjes <rientjes@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	San Mehat <san@...roid.com>,
	Arve Hjønnevåg <arve@...roid.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [patch 1/7] lowmemorykiller: Only iterate over process list
	when needed.

On Tue, May 05, 2009 at 12:23:59PM +0200, Nick Piggin wrote:
> On Mon, May 04, 2009 at 05:26:50PM -0700, David Rientjes wrote:
> > From: Arve Hjønnevåg <arve@...roid.com>
> > 
> > Use NR_ACTIVE plus NR_INACTIVE as a size estimate for our fake cache
> > instead the sum of rss. Neither method is accurate.
> > 
> > Also skip the process scan, if the amount of memory available is above
> > the largest threshold set.
> > 
> > Signed-off-by: Arve Hjønnevåg <arve@...roid.com>
> 
> Didn't really look at the android stuff because I didn't even know
> it was there before. But I asume it is going to be "submitted" to
> the kernel proper at some stage (by some means other than a git rename) :)

Yes it will, when everyone agrees that what it is doing is the "right"
think to do :)

But for now, it sits in staging, as there are a few hundred thousand
devices using it...

thanks,

greg k-h
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