From: Ursula Braun <ursula.braun@xxxxxxxxxx>
To activate the smc-specific hooks in the TCP-code, static key "tcp_have_smc"
is increased and decreased. For now this is done at module load / unload time.
Signed-off-by: Ursula Braun <ursula.braun@xxxxxxxxxx>
---
net/smc/af_smc.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index ed62370..8256e17 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -3142,6 +3142,7 @@ static int __init af_smc_init(void)
if (rc)
goto out_sock;
+ static_key_slow_inc(&tcp_have_smc);
return 0;
out_sock:
@@ -3154,6 +3155,7 @@ out:
static void __exit af_smc_exit(void)
{
+ static_key_slow_dec(&tcp_have_smc);
ib_unregister_client(&smc_ib_client);
sock_unregister(PF_SMC);
proto_unregister(&smc_proto);
--
2.3.8
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