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authorKarsten Graul <kgraul@linux.ibm.com>2018-07-25 16:35:32 +0200
committerDavid S. Miller <davem@davemloft.net>2018-07-25 22:25:53 -0700
commit603cc1498455cf57f5ca4483b600efb37ea2c56c (patch)
treeba933ac7ee9002bc65e53e6bfc868c363c63676a /net/smc/smc.h
parent7005ada68d1774d7c1109deaba0c2cd8e46f5091 (diff)
downloadlinux-603cc1498455cf57f5ca4483b600efb37ea2c56c.tar.bz2
net/smc: provide fallback reason code
Remember the fallback reason code and the peer diagnosis code for smc sockets, and provide them in smc_diag.c to the netlink interface. And add more detailed reason codes. 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>
Diffstat (limited to 'net/smc/smc.h')
-rw-r--r--net/smc/smc.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/smc/smc.h b/net/smc/smc.h
index be20acd7b5ab..08786ace6010 100644
--- a/net/smc/smc.h
+++ b/net/smc/smc.h
@@ -208,6 +208,8 @@ struct smc_sock { /* smc sock container */
struct list_head accept_q; /* sockets to be accepted */
spinlock_t accept_q_lock; /* protects accept_q */
bool use_fallback; /* fallback to tcp */
+ int fallback_rsn; /* reason for fallback */
+ u32 peer_diagnosis; /* decline reason from peer */
int sockopt_defer_accept;
/* sockopt TCP_DEFER_ACCEPT
* value