[openib-general] [PATCH 3/3] librdmacm: add ability to get/set transport specific options

[Sean Hefty]

Jack Morgenstein wrote:
> Use of local_sa in the rdma_cm kernel module is already patched out for OFED.
> local_sa is used ONLY in kernel cma.c ( static function 
> cma_resolve_ib_route(), which calls ib_get_path_rec()).
> Icall to ib_get_path_rec() is eliminated, and we call cma_query_ib_route() 
> directly.

This is fine for route lookup, but not rdma_get_option.

> Sounds like I should take the current rdma_cm from the trunk for OFED (rather 
> than leave rdma_cm at trunk revision number 6860 in OFED) -- and also take 
> the new userlevel sources as well.
> 
> What do you think -- is there anything else (besides local_sa) that might 
> interfere with doing this?

I don't believe that anything prevents you from updating the rdma_cm to a later 
revision.  Without the local SA, the rdma_get_option call won't actually do 
anything unless I make it asynchronous.

- Sean