[openib-general] [PATCHv2] mthca: speed up memory registration by filling MTTs directly

[Roland Dreier]

 > > What saves us for the MTT table is that with your patch the device
 > > never writes to the MTT table at all.
 > 
 > Except for the reserved MTTs.

Good point.  So I guess we need a patch that makes sure all reserved
MTTs are given their own ICM chunk (which doesn't need to be in
lowmem) to fix things.

 - R.