Subject: Re: [PATCH 3/3] mm: Extend memory hotplug API to allow memory
 hotplug in virtual machines
From: Dave Hansen <dave@linux.vnet.ibm.com>
To: Daniel Kiper <dkiper@net-space.pl>
Cc: ian.campbell@citrix.com, akpm@linux-foundation.org, andi.kleen@intel.com,
        haicheng.li@linux.intel.com, fengguang.wu@intel.com, jeremy@goop.org,
        konrad.wilk@oracle.com, dan.magenheimer@oracle.com,
        v.tolstov@selfip.ru, pasik@iki.fi, wdauchy@gmail.com,
        rientjes@google.com, xen-devel@lists.xensource.com,
        linux-kernel@vger.kernel.org, linux-mm@kvack.org
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Date: Wed, 30 Mar 2011 07:26:16 -0700
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On Tue, 2011-03-29 at 20:32 +0200, Daniel Kiper wrote:
> > Your stuff already extracted the free stuff very nicely.  I think now we
> > just need to separate out the totalram_pages/totalhigh_pages bits from
> > the num_physpages/max_mapnr ones.
> 
> What do you think about __online_page_increment_counters()
> (totalram_pages and totalhigh_pages) and
> __online_page_set_limits() (num_physpages and max_mapnr) ??? 

I think there's a point when "online_page" in there becomes unnecessary,
but those sound OK to me.

-- Dave

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