linux-kernel - Re: [PATCH] Apply memory policies to top two highest zones when highest zone is ZONE

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Message-Id: <20070806145608.267bce88.pj@sgi.com>
Date:	Mon, 6 Aug 2007 14:56:08 -0700
From:	Paul Jackson <pj@....com>
To:	Christoph Lameter <clameter@....com>
Cc:	mel@...net.ie, akpm@...ux-foundation.org, Lee.Schermerhorn@...com,
	kamezawa.hiroyu@...fujitsu.com, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Apply memory policies to top two highest zones when
 highest zone is ZONE_MOVABLE

Christoph wrote, responding to Mel and Andrew:
> > +static inline int alloc_should_filter_zonelist(struct zonelist *zonelist)
> > +{
> > +	return !zonelist->zlcache_ptr;
> > +}
> 
> I guess Paul needs to have a look at this one.

...

> > Which Paul?
> 
> Paul Jackson. 


I'll ack that the above snippet of code, alloc_should_filter_zonelist(),
does, as its comment explains, return true iff it's a custom zonelist such
as from MPOL_BIND.

As to the more interesting issues that this patch raises ... I have no clue.

-- 
                  I won't rest till it's the best ...
                  Programmer, Linux Scalability
                  Paul Jackson <pj@....com> 1.925.600.0401
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