[Hotplug_sig] Re: [Lhms-devel] 2.6.11-rc2-mm1-mhp1

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On Thu, 2005-01-27 at 18:38 -0800, Mark Wong wrote:
> On Thu, Jan 27, 2005 at 04:35:52PM -0800, Dave Hansen wrote:
> > Sigh....  Looks like an old CONFIG_NONLINEAR managed to stay around.
> > Please give the attached patch a shot.  Thanks for all of the patience.
> > There are obviously some growing pains with the new sparsemem port to
> > the hotplug code (all my fault).
> 
> Ok, how do these look?

Those look pretty good.  The section failure allocations are probably
due to memory becoming fragmented, and not allowing order-10 allocations
later in boot.  This is quite expected on an i386 machine.  But, that's
just a guess unless I see /proc/buddyinfo.

Some alternatives might include keeping the mem_map for a section
allocated to it until we really run out of memory, or some code to
"steal" a mem_map from a section that is offline when it is needed for a
new section.  

-- Dave


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