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Subject[PATCH 1/3] infiniband: hw: hfi1: verbs.c: Use built-in RCU list checking
Date
From: Madhuparna Bhowmik <madhuparnabhowmik04@gmail.com>

list_for_each_entry_rcu has built-in RCU and lock checking.
Pass cond argument to list_for_each_entry_rcu.

Signed-off-by: Madhuparna Bhowmik <madhuparnabhowmik04@gmail.com>
---
drivers/infiniband/hw/hfi1/verbs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c
index 089e201d7550..22f2d4fd2577 100644
--- a/drivers/infiniband/hw/hfi1/verbs.c
+++ b/drivers/infiniband/hw/hfi1/verbs.c
@@ -515,7 +515,7 @@ static inline void hfi1_handle_packet(struct hfi1_packet *packet,
opa_get_lid(packet->dlid, 9B));
if (!mcast)
goto drop;
- list_for_each_entry_rcu(p, &mcast->qp_list, list) {
+ list_for_each_entry_rcu(p, &mcast->qp_list, list, lockdep_is_held(&(ibp->rvp.lock))) {
packet->qp = p->qp;
if (hfi1_do_pkey_check(packet))
goto drop;
--
2.17.1
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