net/smc: improve smc_listen_work reason codes

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Rework smc_listen_work() to provide improved reason codes when an
SMC connection is declined. This allows better debugging on user side.
This also adds 3 more detailed reason codes in smc_clc.h to indicate
what type of device was not found (ism or rdma or both), or if ism
cannot talk to the peer.

Signed-off-by: Karsten Graul <kgraul@linux.ibm.com>
Signed-off-by: Ursula Braun <ubraun@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Karsten Graul 2019-04-12 12:57:29 +02:00 • committed by David S. Miller

parent 228bae05be

commit 9aa68d298c

2 changed files with 54 additions and 46 deletions

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95

net/smc/af_smc.c

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5

net/smc/smc_clc.h

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