diff mbox

[net-next,03/10] net/smc: return active RoCE port only

Message ID 20170410125805.13653-4-ubraun@linux.vnet.ibm.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Ursula Braun April 10, 2017, 12:57 p.m. UTC 
SMC requires an active ib port on the RoCE device.
smc_pnet_find_roce_resource() determines the matching RoCE device port
according to the configured PNET table. Do not return the found
RoCE device port, if it is not flagged active.

Signed-off-by: Ursula Braun <ubraun@linux.vnet.ibm.com>
Reviewed-by: Thomas Richter <tmricht@linux.vnet.ibm.com>
---
 net/smc/smc_pnet.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
diff mbox

Patch

diff --git a/net/smc/smc_pnet.c b/net/smc/smc_pnet.c
index f1cff01..78f7af2 100644
--- a/net/smc/smc_pnet.c
+++ b/net/smc/smc_pnet.c
@@ -523,8 +523,11 @@  void smc_pnet_find_roce_resource(struct sock *sk,
 	read_lock(&smc_pnettable.lock);
 	list_for_each_entry(pnetelem, &smc_pnettable.pnetlist, list) {
 		if (dst->dev == pnetelem->ndev) {
-			*smcibdev = pnetelem->smcibdev;
-			*ibport = pnetelem->ib_port;
+			if (smc_ib_port_active(pnetelem->smcibdev,
+					       pnetelem->ib_port)) {
+				*smcibdev = pnetelem->smcibdev;
+				*ibport = pnetelem->ib_port;
+			}
 			break;
 		}
 	}