X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=datapath%2Fdatapath.c;h=fd63fb02b8184426fb0f95ba829ce481598a3422;hb=3223e977cae4125b24ebb9498e0b67b4d8fac4c3;hp=67c422adc816eb3cc148c4977b6193755322e72c;hpb=8819fac72b9888bec99aae656bcdb1631b99d01b;p=openvswitch

diff --git a/datapath/datapath.c b/datapath/datapath.c
index 67c422ad..fd63fb02 100644
--- a/datapath/datapath.c
+++ b/datapath/datapath.c
@@ -1305,8 +1305,12 @@ static int do_execute(struct datapath *dp, const struct odp_execute *execute)
 		skb->protocol = htons(ETH_P_802_2);
 
 	flow_extract(skb, execute->in_port, &key);
+
+	rcu_read_lock();
 	err = execute_actions(dp, skb, &key, actions->actions,
 			      actions->n_actions, GFP_KERNEL);
+	rcu_read_unlock();
+
 	kfree(actions);
 	return err;
 
@@ -1343,7 +1347,7 @@ static int get_dp_stats(struct datapath *dp, struct odp_stats __user *statsp)
 	stats.n_frags = stats.n_hit = stats.n_missed = stats.n_lost = 0;
 	for_each_possible_cpu(i) {
 		const struct dp_stats_percpu *s;
-		s = percpu_ptr(dp->stats_percpu, i);
+		s = per_cpu_ptr(dp->stats_percpu, i);
 		stats.n_frags += s->n_frags;
 		stats.n_hit += s->n_hit;
 		stats.n_missed += s->n_missed;
@@ -1572,7 +1576,7 @@ static int get_port_group(struct datapath *dp, struct odp_port_group __user *upg
 	if (copy_from_user(&pg, upg, sizeof pg))
 		return -EFAULT;
 
-	return do_get_port_group(dp, pg.ports, pg.n_ports, pg.group, &pg.n_ports);
+	return do_get_port_group(dp, pg.ports, pg.n_ports, pg.group, &upg->n_ports);
 }
 
 static int get_listen_mask(const struct file *f)
@@ -1790,7 +1794,7 @@ static int compat_get_port_group(struct datapath *dp, struct compat_odp_port_gro
 		return -EFAULT;
 
 	return do_get_port_group(dp, compat_ptr(pg.ports), pg.n_ports,
-				 pg.group, &pg.n_ports);
+				 pg.group, &upg->n_ports);
 }
 
 static int compat_get_flow(struct odp_flow *flow, const struct compat_odp_flow __user *compat)