Merge tag v4.15 of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git

To resolve conflicts in:
 drivers/infiniband/hw/mlx5/main.c
 drivers/infiniband/hw/mlx5/qp.c

From patches merged into the -rc cycle. The conflict resolution matches
what linux-next has been carrying.

Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

1 files changed, 3 insertions, 11 deletions

diff --git a/net/sched/act_sample.c b/net/sched/act_sample.c
index 8b5abcd2f32f..9438969290a6 100644
--- a/net/sched/act_sample.c
+++ b/net/sched/act_sample.c
@@ -96,23 +96,16 @@ static int tcf_sample_init(struct net *net, struct nlattr *nla,
 	return ret;
 }
 
-static void tcf_sample_cleanup_rcu(struct rcu_head *rcu)
+static void tcf_sample_cleanup(struct tc_action *a, int bind)
 {
-	struct tcf_sample *s = container_of(rcu, struct tcf_sample, rcu);
+	struct tcf_sample *s = to_sample(a);
 	struct psample_group *psample_group;
 
-	psample_group = rcu_dereference_protected(s->psample_group, 1);
+	psample_group = rtnl_dereference(s->psample_group);
 	RCU_INIT_POINTER(s->psample_group, NULL);
 	psample_group_put(psample_group);
 }
 
-static void tcf_sample_cleanup(struct tc_action *a, int bind)
-{
-	struct tcf_sample *s = to_sample(a);
-
-	call_rcu(&s->rcu, tcf_sample_cleanup_rcu);
-}
-
 static bool tcf_sample_dev_ok_push(struct net_device *dev)
 {
 	switch (dev->type) {
@@ -264,7 +257,6 @@ static int __init sample_init_module(void)
 
 static void __exit sample_cleanup_module(void)
 {
-	rcu_barrier();
 	tcf_unregister_action(&act_sample_ops, &sample_net_ops);
 }