[openib-general] Re: [PATCH] ib_mad: prevent duplicateoutstanding MADtransactions with same TID

Hal Rosenstock halr at voltaire.com
Fri Feb 24 08:22:06 PST 2006


On Thu, 2006-02-23 at 11:14, Jack Morgenstein wrote: 
> On Thursday 23 February 2006 09:41, Sean Hefty wrote:
> >
> > What specific error do you see in the receive path?
> 
> SA Host, Host1, Host2.

By SA host, do you mean SA ? (SA can run on any endport (host, switch
port 0 or router port).

> Host1 and Host2 have simultaneous GET_TABLE query responses (both with same 
> TID) in flight with the SA Host.
> 
> Host1 sends an RMPP abort to the SA.  The SA Host receives the abort and does 
> abort_send(), searching on the TID alone.  The wrong session gets aborted.

                                                               ^^^^
                                                       could get aborted

and that is because the lookup is on TID only (which could be the same
from different SA clients on different hosts) ?

-- Hal

> - Jack
> 
> >
> > - Sean




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