X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=datapath%2Fvport.h;h=186d6bf74e041919b3961126b71969ddd2852362;hb=d8ae4d672673cd72285eb405a96b4ac3590a7639;hp=e84c4e3632fc78c31a97a44fdbcc0f2ba4173fc9;hpb=61e89cd6d688b8ea2368a815dbe3516d731e77f0;p=openvswitch

diff --git a/datapath/vport.h b/datapath/vport.h
index e84c4e36..186d6bf7 100644
--- a/datapath/vport.h
+++ b/datapath/vport.h
@@ -10,6 +10,7 @@
 #define VPORT_H 1
 
 #include <linux/list.h>
+#include <linux/seqlock.h>
 #include <linux/skbuff.h>
 #include <linux/spinlock.h>
 
@@ -32,6 +33,7 @@ int compat_vport_user_mod(struct compat_odp_vport_mod __user *);
 #endif
 
 int vport_user_stats_get(struct odp_vport_stats_req __user *);
+int vport_user_stats_set(struct odp_vport_stats_req __user *);
 int vport_user_ether_get(struct odp_vport_ether __user *);
 int vport_user_ether_set(struct odp_vport_ether __user *);
 int vport_user_mtu_get(struct odp_vport_mtu __user *);
@@ -54,14 +56,15 @@ int vport_detach(struct vport *);
 
 int vport_set_mtu(struct vport *, int mtu);
 int vport_set_addr(struct vport *, const unsigned char *);
+int vport_set_stats(struct vport *, struct rtnl_link_stats64 *);
 
 const char *vport_get_name(const struct vport *);
 const char *vport_get_type(const struct vport *);
 const unsigned char *vport_get_addr(const struct vport *);
 
 struct dp_port *vport_get_dp_port(const struct vport *);
-
 struct kobject *vport_get_kobj(const struct vport *);
+int vport_get_stats(struct vport *, struct rtnl_link_stats64 *);
 
 unsigned vport_get_flags(const struct vport *);
 int vport_is_running(const struct vport *);
@@ -81,11 +84,10 @@ struct vport_percpu_stats {
 	u64 rx_packets;
 	u64 tx_bytes;
 	u64 tx_packets;
+	seqcount_t seqlock;
 };
 
 struct vport_err_stats {
-	spinlock_t lock;
-
 	u64 rx_dropped;
 	u64 rx_errors;
 	u64 rx_frame_err;
@@ -102,12 +104,16 @@ struct vport {
 	struct dp_port *dp_port;
 
 	struct vport_percpu_stats *percpu_stats;
+
+	spinlock_t stats_lock;
 	struct vport_err_stats err_stats;
+	struct rtnl_link_stats64 offset_stats;
 };
 
 #define VPORT_F_REQUIRED	(1 << 0) /* If init fails, module loading fails. */
 #define VPORT_F_GEN_STATS	(1 << 1) /* Track stats at the generic layer. */
-#define VPORT_F_TUN_ID		(1 << 2) /* Sets OVS_CB(skb)->tun_id. */
+#define VPORT_F_FLOW		(1 << 2) /* Sets OVS_CB(skb)->flow. */
+#define VPORT_F_TUN_ID		(1 << 3) /* Sets OVS_CB(skb)->tun_id. */
 
 /**
  * struct vport_ops - definition of a type of virtual port
@@ -133,12 +139,15 @@ struct vport {
  * @detach: Detach a vport from a datapath.  May be null if not needed.
  * @set_mtu: Set the device's MTU.  May be null if not supported.
  * @set_addr: Set the device's MAC address.  May be null if not supported.
+ * @set_stats: Provides stats as an offset to be added to the device stats.
+ * May be null if not supported.
  * @get_name: Get the device's name.
  * @get_addr: Get the device's MAC address.
  * @get_kobj: Get the kobj associated with the device (may return null).
  * @get_stats: Fill in the transmit/receive stats.  May be null if stats are
- * not supported or if generic stats are in use.  If defined overrides
- * VPORT_F_GEN_STATS.
+ * not supported or if generic stats are in use.  If defined and
+ * VPORT_F_GEN_STATS is also set, the error stats are added to those already
+ * collected.
  * @get_dev_flags: Get the device's flags.
  * @is_running: Checks whether the device is running.
  * @get_operstate: Get the device's operating state.
@@ -168,12 +177,13 @@ struct vport_ops {
 
 	int (*set_mtu)(struct vport *, int mtu);
 	int (*set_addr)(struct vport *, const unsigned char *);
+	int (*set_stats)(const struct vport *, struct rtnl_link_stats64 *);
 
 	/* Called with rcu_read_lock or RTNL lock. */
 	const char *(*get_name)(const struct vport *);
 	const unsigned char *(*get_addr)(const struct vport *);
 	struct kobject *(*get_kobj)(const struct vport *);
-	int (*get_stats)(const struct vport *, struct odp_vport_stats *);
+	int (*get_stats)(const struct vport *, struct rtnl_link_stats64 *);
 
 	unsigned (*get_dev_flags)(const struct vport *);
 	int (*is_running)(const struct vport *);
@@ -212,8 +222,7 @@ void vport_free(struct vport *);
  * area was allocated on creation.  This allows that area to be accessed and
  * used for any purpose needed by the vport implementer.
  */
-static inline void *
-vport_priv(const struct vport *vport)
+static inline void *vport_priv(const struct vport *vport)
 {
 	return (u8 *)vport + ALIGN(sizeof(struct vport), VPORT_ALIGN);
 }
@@ -228,8 +237,7 @@ vport_priv(const struct vport *vport)
  * the result of a hash table lookup.  @priv must point to the start of the
  * private data area.
  */
-static inline struct vport *
-vport_from_priv(const void *priv)
+static inline struct vport *vport_from_priv(const void *priv)
 {
 	return (struct vport *)(priv - ALIGN(sizeof(struct vport), VPORT_ALIGN));
 }
@@ -237,4 +245,12 @@ vport_from_priv(const void *priv)
 void vport_receive(struct vport *, struct sk_buff *);
 void vport_record_error(struct vport *, enum vport_err_type err_type);
 
+/* List of statically compiled vport implementations.  Don't forget to also
+ * add yours to the list at the top of vport.c. */
+extern struct vport_ops netdev_vport_ops;
+extern struct vport_ops internal_vport_ops;
+extern struct vport_ops patch_vport_ops;
+extern struct vport_ops gre_vport_ops;
+extern struct vport_ops capwap_vport_ops;
+
 #endif /* vport.h */