X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=datapath%2Fflow.h;h=076448272b9c2dc1178bab4958704eea671cc56c;hb=e05924baf0c757b579eef2b3743130ade4b1a93c;hp=484ca120778367be020ef40e05eb29de1d808102;hpb=560e802229f3028c02273435dd1c6efba33e0949;p=openvswitch

diff --git a/datapath/flow.h b/datapath/flow.h
index 484ca120..07644827 100644
--- a/datapath/flow.h
+++ b/datapath/flow.h
@@ -10,10 +10,10 @@
 #define FLOW_H 1
 
 #include <linux/kernel.h>
+#include <linux/netlink.h>
 #include <linux/spinlock.h>
 #include <linux/types.h>
 #include <linux/rcupdate.h>
-#include <linux/gfp.h>
 #include <linux/if_ether.h>
 #include <linux/jiffies.h>
 #include <linux/time.h>
@@ -25,8 +25,8 @@ struct sk_buff;
 
 struct sw_flow_actions {
 	struct rcu_head rcu;
-	unsigned int n_actions;
-	union odp_action actions[];
+	u32 actions_len;
+	struct nlattr actions[];
 };
 
 struct sw_flow {
@@ -34,7 +34,10 @@ struct sw_flow {
 	struct tbl_node tbl_node;
 
 	struct odp_flow_key key;
-	struct sw_flow_actions *sf_acts;
+	struct sw_flow_actions __rcu *sf_acts;
+
+	atomic_t refcnt;
+	bool dead;
 
 	spinlock_t lock;	/* Lock for values below. */
 	unsigned long used;	/* Last used time (in jiffies). */
@@ -56,20 +59,22 @@ struct arp_eth_header
 	unsigned char       ar_sip[4];		/* sender IP address        */
 	unsigned char       ar_tha[ETH_ALEN];	/* target hardware address  */
 	unsigned char       ar_tip[4];		/* target IP address        */
-} __attribute__((packed));
+} __packed;
 
 int flow_init(void);
 void flow_exit(void);
 
 struct sw_flow *flow_alloc(void);
-void flow_free(struct sw_flow *flow);
 void flow_deferred_free(struct sw_flow *);
 void flow_free_tbl(struct tbl_node *);
 
-struct sw_flow_actions *flow_actions_alloc(size_t n_actions);
+struct sw_flow_actions *flow_actions_alloc(u32 actions_len);
 void flow_deferred_free_acts(struct sw_flow_actions *);
 
-int flow_extract(struct sk_buff *, u16 in_port, struct odp_flow_key *);
+void flow_hold(struct sw_flow *);
+void flow_put(struct sw_flow *);
+
+int flow_extract(struct sk_buff *, u16 in_port, struct odp_flow_key *, bool *is_frag);
 void flow_used(struct sw_flow *, struct sk_buff *);
 
 u32 flow_hash(const struct odp_flow_key *key);