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authorDavid S. Miller <davem@davemloft.net>2015-05-23 01:22:35 -0400
committerDavid S. Miller <davem@davemloft.net>2015-05-23 01:22:35 -0400
commit36583eb54d46c36a447afd6c379839f292397429 (patch)
tree70f5399529dc2135a986947b37c655194da60e9d /net/sched
parentfa7912be967102cdbecd8ef172571b28eb22099e (diff)
parentcf539cbd8a81e12880735a0912de8b99f46c84fd (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/ethernet/cadence/macb.c drivers/net/phy/phy.c include/linux/skbuff.h net/ipv4/tcp.c net/switchdev/switchdev.c Switchdev was a case of RTNH_H_{EXTERNAL --> OFFLOAD} renaming overlapping with net-next changes of various sorts. phy.c was a case of two changes, one adding a local variable to a function whilst the second was removing one. tcp.c overlapped a deadlock fix with the addition of new tcp_info statistic values. macb.c involved the addition of two zyncq device entries. skbuff.h involved adding back ipv4_daddr to nf_bridge_info whilst net-next changes put two other existing members of that struct into a union. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched')
-rw-r--r--net/sched/cls_api.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index b6ef9a04de06..a75864d93142 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -81,6 +81,11 @@ int unregister_tcf_proto_ops(struct tcf_proto_ops *ops)
struct tcf_proto_ops *t;
int rc = -ENOENT;
+ /* Wait for outstanding call_rcu()s, if any, from a
+ * tcf_proto_ops's destroy() handler.
+ */
+ rcu_barrier();
+
write_lock(&cls_mod_lock);
list_for_each_entry(t, &tcf_proto_base, head) {
if (t == ops) {