Message ID | 1572618234-6904-10-git-send-email-xiangxia.m.yue@gmail.com |
---|---|
State | Accepted |
Delegated to: | David Miller |
Headers | show |
Series | optimize openvswitch flow looking up | expand |
On Fri, Nov 1, 2019 at 7:24 AM <xiangxia.m.yue@gmail.com> wrote: > > From: Tonghao Zhang <xiangxia.m.yue@gmail.com> > > Unlocking of a not locked mutex is not allowed. > Other kernel thread may be in critical section while > we unlock it because of setting user_feature fail. > > Fixes: 95a7233c4 ("net: openvswitch: Set OvS recirc_id from tc chain index") > Cc: Paul Blakey <paulb@mellanox.com> > Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com> > Tested-by: Greg Rose <gvrose8192@gmail.com> > Acked-by: William Tu <u9012063@gmail.com> > --- Acked-by: Pravin B Shelar <pshelar@ovn.org>
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c index 9fea7e1..aeb76e4 100644 --- a/net/openvswitch/datapath.c +++ b/net/openvswitch/datapath.c @@ -1657,6 +1657,7 @@ static int ovs_dp_cmd_new(struct sk_buff *skb, struct genl_info *info) ovs_dp_reset_user_features(skb, info); } + ovs_unlock(); goto err_destroy_meters; } @@ -1673,7 +1674,6 @@ static int ovs_dp_cmd_new(struct sk_buff *skb, struct genl_info *info) return 0; err_destroy_meters: - ovs_unlock(); ovs_meters_exit(dp); err_destroy_ports_array: kfree(dp->ports);