Hefty, Sean wrote: >>>> How do the Linux drivers set this? Isn't there a local MAD you >>>> issue to the HCA to set the node description? >>> >>> I think linux reads this from a file. >> >> What I meant is, how does Linux program this into the HCA so that a >> request for node description returns the proper data? > > My guess is part of the bring up scripts to load the drivers write a > node description value to a file, which is seen by the HCA driver. > > For example, on a system running kernel.org 2.6.34-rc7 the node_desc > that I see is: > > MT25208 InfiniHostEx Mellanox Technologies > > If I write to the node_desc file, the description changes as > expected. However, if I unload then reload the driver, the node_desc > is reset. > > -Sean
What does ibnetdiscover report for the local node? I would expect 'hostname HCA-1 MT25208 InfiniHostEx Mellanox Technologies' ? The implication being something above the HCA driver has prefixed 'hostname HCA-#'. _______________________________________________ ofw mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/ofw
