[PATCH 3/4] net/smc: Print net namespace in log

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This adds net namespace ID to the kernel log, net_cookie is unique in
the whole system. It is useful in container environment.

Signed-off-by: Tony Lu <tonylu@xxxxxxxxxxxxxxxxx>
---
 net/smc/smc_core.c |  4 ++--
 net/smc/smc_llc.c  | 19 ++++++++++++-------
 2 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c
index b9d6148d1287..42be10d9c780 100644
--- a/net/smc/smc_core.c
+++ b/net/smc/smc_core.c
@@ -1537,9 +1537,9 @@ void smcr_lgr_set_type(struct smc_link_group *lgr, enum smc_lgr_type new_type)
 		lgr_type = "ASYMMETRIC_LOCAL";
 		break;
 	}
-	pr_warn_ratelimited("smc: SMC-R lg %*phN state changed: "
+	pr_warn_ratelimited("smc: SMC-R lg %*phN net %llu state changed: "
 			    "%s, pnetid %.16s\n", SMC_LGR_ID_SIZE, &lgr->id,
-			    lgr_type, lgr->pnet_id);
+			    lgr->net->net_cookie, lgr_type, lgr->pnet_id);
 }
 
 /* set new lgr type and tag a link as asymmetric */
diff --git a/net/smc/smc_llc.c b/net/smc/smc_llc.c
index b102680296b8..991ace8e316b 100644
--- a/net/smc/smc_llc.c
+++ b/net/smc/smc_llc.c
@@ -242,9 +242,10 @@ static void smc_llc_flow_parallel(struct smc_link_group *lgr, u8 flow_type,
 	}
 	/* drop parallel or already-in-progress llc requests */
 	if (flow_type != msg_type)
-		pr_warn_once("smc: SMC-R lg %*phN dropped parallel "
+		pr_warn_once("smc: SMC-R lg %*phN net %llu dropped parallel "
 			     "LLC msg: msg %d flow %d role %d\n",
 			     SMC_LGR_ID_SIZE, &lgr->id,
+			     lgr->net->net_cookie,
 			     qentry->msg.raw.hdr.common.type,
 			     flow_type, lgr->role);
 	kfree(qentry);
@@ -359,9 +360,10 @@ struct smc_llc_qentry *smc_llc_wait(struct smc_link_group *lgr,
 					   smc_llc_flow_qentry_clr(flow));
 			return NULL;
 		}
-		pr_warn_once("smc: SMC-R lg %*phN dropped unexpected LLC msg: "
+		pr_warn_once("smc: SMC-R lg %*phN net %llu dropped unexpected LLC msg: "
 			     "msg %d exp %d flow %d role %d flags %x\n",
-			     SMC_LGR_ID_SIZE, &lgr->id, rcv_msg, exp_msg,
+			     SMC_LGR_ID_SIZE, &lgr->id, lgr->net->net_cookie,
+			     rcv_msg, exp_msg,
 			     flow->type, lgr->role,
 			     flow->qentry->msg.raw.hdr.flags);
 		smc_llc_flow_qentry_del(flow);
@@ -1816,8 +1818,9 @@ static void smc_llc_rmt_delete_rkey(struct smc_link_group *lgr)
 
 static void smc_llc_protocol_violation(struct smc_link_group *lgr, u8 type)
 {
-	pr_warn_ratelimited("smc: SMC-R lg %*phN LLC protocol violation: "
-			    "llc_type %d\n", SMC_LGR_ID_SIZE, &lgr->id, type);
+	pr_warn_ratelimited("smc: SMC-R lg %*phN net %llu LLC protocol violation: "
+			    "llc_type %d\n", SMC_LGR_ID_SIZE, &lgr->id,
+			    lgr->net->net_cookie, type);
 	smc_llc_set_termination_rsn(lgr, SMC_LLC_DEL_PROT_VIOL);
 	smc_lgr_terminate_sched(lgr);
 }
@@ -2146,9 +2149,10 @@ int smc_llc_link_init(struct smc_link *link)
 
 void smc_llc_link_active(struct smc_link *link)
 {
-	pr_warn_ratelimited("smc: SMC-R lg %*phN link added: id %*phN, "
+	pr_warn_ratelimited("smc: SMC-R lg %*phN net %llu link added: id %*phN, "
 			    "peerid %*phN, ibdev %s, ibport %d\n",
 			    SMC_LGR_ID_SIZE, &link->lgr->id,
+			    link->lgr->net->net_cookie,
 			    SMC_LGR_ID_SIZE, &link->link_uid,
 			    SMC_LGR_ID_SIZE, &link->peer_link_uid,
 			    link->smcibdev->ibdev->name, link->ibport);
@@ -2164,9 +2168,10 @@ void smc_llc_link_active(struct smc_link *link)
 void smc_llc_link_clear(struct smc_link *link, bool log)
 {
 	if (log)
-		pr_warn_ratelimited("smc: SMC-R lg %*phN link removed: id %*phN"
+		pr_warn_ratelimited("smc: SMC-R lg %*phN net %llu link removed: id %*phN"
 				    ", peerid %*phN, ibdev %s, ibport %d\n",
 				    SMC_LGR_ID_SIZE, &link->lgr->id,
+				    link->lgr->net->net_cookie,
 				    SMC_LGR_ID_SIZE, &link->link_uid,
 				    SMC_LGR_ID_SIZE, &link->peer_link_uid,
 				    link->smcibdev->ibdev->name, link->ibport);
-- 
2.32.0.3.g01195cf9f




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