Re: [PATCH] fix topology initialization

From: Martin K. Petersen <mkp_at_mkp.net>
Date: 2003-10-18 04:51:02
>>>>> "Christoph" == Christoph Hellwig <hch@infradead.org> writes:

>> I think this will provide some of the info that hwgfs provides, but
>> not all.  We still need a way to map PCI busses to nodes (or
>> cpumasks, whatever makes sense)

Matthew Dobson has worked on PCI affinity.  I'm on the road this week
and have not had a chance to test his latest patch on Altix yet.


Christoph> We should have this in the topology API already in a
Christoph> generic fashion.  Do you need it in userland aswell?

The tentative plan is to use libnuma to export the information to
application developers.


>> and a way to map nodes & busses to physical, rack mounted bricks.

Christoph> Well, that's a SN-specific thing.  But it could be
Christoph> implemented similar to the current toplogy API.  What do
Christoph> you actually need this for?

System administrator diagnostics.  We'll need to do this with
a set of SN2-specific utilities.

-- 
Martin K. Petersen	Silicon Graphics, Inc.
mkp_at_sgi.com		http://www.sgi.com/


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Received on Fri Oct 17 14:55:35 2003

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