The restrack ID for an rdma_cm_id is not assigned until it is
associated with a device.
Here's an example I captured while testing NFS/RDMA's support for
DEVICE_REMOVAL. The new tracepoint name is "cm_id_attach".
<...>-4261 [001] 366.581299: cm_event_handler: cm.id=0 src=0.0.0.0:45919 dst=192.168.2.55:20049 tos=0 ADDR_ERROR (1/-19)
<...>-4261 [001] 366.581304: cm_event_done: cm.id=0 src=0.0.0.0:45919 dst=192.168.2.55:20049 tos=0 ADDR_ERROR consumer returns 0
<...>-1950 [000] 366.581309: cm_id_destroy: cm.id=0 src=0.0.0.0:45919 dst=192.168.2.55:20049 tos=0
<...>-7 [001] 369.589400: cm_event_handler: cm.id=0 src=0.0.0.0:49023 dst=192.168.2.55:20049 tos=0 ADDR_ERROR (1/-19)
<...>-7 [001] 369.589404: cm_event_done: cm.id=0 src=0.0.0.0:49023 dst=192.168.2.55:20049 tos=0 ADDR_ERROR consumer returns 0
<...>-1950 [000] 369.589407: cm_id_destroy: cm.id=0 src=0.0.0.0:49023 dst=192.168.2.55:20049 tos=0
<...>-4261 [001] 372.597650: cm_id_attach: cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 device=mlx4_0
<...>-4261 [001] 372.597652: cm_event_handler: cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 ADDR_RESOLVED (0/0)
<...>-4261 [001] 372.597654: cm_event_done: cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 ADDR_RESOLVED consumer returns 0
<...>-4261 [001] 372.597738: cm_event_handler: cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 ROUTE_RESOLVED (2/0)
<...>-4261 [001] 372.597740: cm_event_done: cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 ROUTE_RESOLVED consumer returns 0
<...>-4691 [007] 372.600101: cm_qp_create: cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 pd.id=2 qp_type=RC send_wr=4091 recv_wr=256 qp_num=530 rc=0
<...>-4691 [007] 372.600207: cm_send_req: cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 qp_num=530
<...>-185 [002] 372.601212: cm_send_mra: cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0
<...>-185 [002] 372.601362: cm_send_rtu: cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0
<...>-185 [002] 372.601372: cm_event_handler: cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 ESTABLISHED (9/0)
<...>-185 [002] 372.601379: cm_event_done: cm.id=0 src=192.168.2.51:47492 dst=192.168.2.55:20049 tos=0 ESTABLISHED consumer returns 0
Fixes:
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