[openib-general] Port of NetPIPE-3.6.2 to OpenIB userspace verbs

[Troy Benjegerdes]

On Tue, Mar 15, 2005 at 02:06:29PM -0800, Roland Dreier wrote:
> I just spent a little time creating a new "ibv" module for NetPIPE
> that runs on top of the userspace verbs I've been developing on the
> roland-uverbs branch.  This is pretty much a straight port of the
> current Mellanox VAPI "ib" module, with the main changes coming from
> the fact that OpenIB doesn't support the non-standard "unsignaled
> receive" extension, and the fact that a completion event thread is no
> longer created automatically.
> 
> I found several bugs in the verbs support while making this work, but
> it seems quite stable now, although I haven't tried all option
> combinations.  I also have not had a chance to compare Mellanox VAPI
> and OpenIB verbs performance on identical hardware -- it would be very
> useful to see this comparison on a variety of systems.
> 

I'm having trouble building opensm et all from roland-uverb... (and I
can't really test NetPIPE without an SM )

.o -o opensm  -L/afs/scl/project/infiniband/openib/roland-uverbs/src/lib
-lpthread
/afs/scl/project/infiniband/openib/roland-uverbs/src/lib/libumad.so
/afs/scl/project/infiniband/openib/roland-uverbs/src/lib/libcomplib.so
/afs/scl/project/infiniband/openib/roland-uverbs/src/lib/libcommon.so
-Wl,--rpath -Wl,/afs/scl/project/infiniband/openib/roland-uverbs/src/lib
-Wl,--rpath -Wl,/afs/scl/project/infiniband/openib/roland-uverbs/src/lib
osm_switch.o(.text+0x25): In function `osm_switch_init':
/afs/scl/project/infiniband/openib/roland-uverbs/src/userspace/management/osm/opensm/osm_switch.c:111:
multiple definition of `no symbol'
osm_switch.o(.text+0x0):/afs/scl/project/infiniband/openib/roland-uverbs/src/userspace/management/osm/opensm/osm_switch.c:98:
first defined here
/usr/bin/ld: Warning: size of symbol `' changed from 37 in osm_switch.o
to 242 in osm_switch.o
osm_switch.o(.text+0x117): In function `osm_switch_destroy':
/afs/scl/project/infiniband/openib/roland-uverbs/src/userspace/management/osm/opensm/osm_switch.c:163:
multiple definition of `no symbol'
osm_switch.o(.text+0x0):/afs/scl/project/infiniband/openib/roland-uverbs/src/userspace/management/osm/opensm/osm_switch.c:98:
first defined here