Re: [PATCH 2.6.14-rc2] fix incorrect mm->hiwater_vm and mm->hiwater_rss

[Christoph Lameter]

On Wed, 21 Sep 2005, Jay Lan wrote:

> > 5. Please add appropriate CONFIG, dummy macros etc., so that no time
> >    is wasted on these updates in all the vanilla systems which have no
> >    interest in them - but maybe Christoph already has that well in hand.
> 
> It is used in enhanced system accounting. An obvious CONFIG would be
> CONFIG_BSD_PROCESS_ACCT.

Right. Make all the data fields and code dependent on an appropriate 
CONFIG_XXX macro. We talked about that a couple of weeks ago as AFAIK.

I had a look at Frank's patch and it does not seem to touch the critical 
paths. Jay: Can you verify that the changes do not affect critical paths 
and that accounting is still working in the right way?
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