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Diffstat (limited to 'net/packet/internal.h')
-rw-r--r--net/packet/internal.h20
1 files changed, 19 insertions, 1 deletions
diff --git a/net/packet/internal.h b/net/packet/internal.h
index 2c5fca28b242..44945f6b7252 100644
--- a/net/packet/internal.h
+++ b/net/packet/internal.h
@@ -67,7 +67,25 @@ struct packet_ring_buffer {
atomic_t pending;
};
-struct packet_fanout;
+extern struct mutex fanout_mutex;
+#define PACKET_FANOUT_MAX 256
+
+struct packet_fanout {
+#ifdef CONFIG_NET_NS
+ struct net *net;
+#endif
+ unsigned int num_members;
+ u16 id;
+ u8 type;
+ u8 defrag;
+ atomic_t rr_cur;
+ struct list_head list;
+ struct sock *arr[PACKET_FANOUT_MAX];
+ spinlock_t lock;
+ atomic_t sk_ref;
+ struct packet_type prot_hook ____cacheline_aligned_in_smp;
+};
+
struct packet_sock {
/* struct sock has to be the first member of packet_sock */
struct sock sk;