[PATCH 3.13.y-ckt 41/97] iser-target: Separate flows for np listeners and connections cma events

From: Kamal Mostafa
Date: Mon Apr 04 2016 - 19:28:30 EST


3.13.11-ckt38 -stable review patch. If anyone has any objections, please let me know.

---8<------------------------------------------------------------

From: Jenny Derzhavetz <jennyf@xxxxxxxxxxxx>

commit f81bf458208ef6d12b2fc08091204e3859dcdba4 upstream.

No need to restrict this check to specific events.

Signed-off-by: Jenny Derzhavetz <jennyf@xxxxxxxxxxxx>
Signed-off-by: Sagi Grimberg <sagig@xxxxxxxxxxxx>
Signed-off-by: Nicholas Bellinger <nab@xxxxxxxxxxxxxxx>
[ kamal: backport to 3.13-stable: s/cm_id/np_cm_id/; context ]
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
drivers/infiniband/ulp/isert/ib_isert.c | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index d95b14e..9d63f67 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -777,13 +777,7 @@ static int
isert_disconnected_handler(struct rdma_cm_id *cma_id,
enum rdma_cm_event_type event)
{
- struct isert_np *isert_np = cma_id->context;
- struct isert_conn *isert_conn;
-
- if (isert_np->np_cm_id == cma_id)
- return isert_np_cma_handler(cma_id->context, event);
-
- isert_conn = cma_id->qp->qp_context;
+ struct isert_conn *isert_conn = cma_id->qp->qp_context;

mutex_lock(&isert_conn->conn_mutex);
isert_conn_terminate(isert_conn);
@@ -809,11 +803,15 @@ isert_connect_error(struct rdma_cm_id *cma_id)
static int
isert_cma_handler(struct rdma_cm_id *cma_id, struct rdma_cm_event *event)
{
+ struct isert_np *isert_np = cma_id->context;
int ret = 0;

pr_debug("isert_cma_handler: event %d status %d conn %p id %p\n",
event->event, event->status, cma_id->context, cma_id);

+ if (isert_np->np_cm_id == cma_id)
+ return isert_np_cma_handler(cma_id->context, event->event);
+
switch (event->event) {
case RDMA_CM_EVENT_CONNECT_REQUEST:
ret = isert_connect_request(cma_id, event);
--
2.7.4