On 10/21/2014 4:26 AM, Vladimir Koushnir wrote: > if for some reason SM LID recorded in PortInfo of the node is different > from our SM LID, it is safer to send client reregister notification to this node > to trigger reregistration of the node in Master SM. > > This scenario may occur when Standby SM loses connectivity to the Master SM and becomes > Master SM for some time period. If the connectivity is re-established but Handover sent by > Standby SM is lost. the only indication about SM handovers in the fabric is SM LID mis-configuration > in some nodes. > > It is important to note that this is a workaround. > Some applications/ULPs only look at client reregistration and not at SM LID change. > Most IB device drivers are not currently issuing SM LID change local event. > > The fix forces opensm to set client reregister bit in PortInfo(Set) in the scenario above. > > Signed-off-by: Vladimir Koushnir <vladimirk@xxxxxxxxxxxx> Thanks. Applied. -- Hal -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html