packet: add classic BPF fanout mode

[cascardo/linux.git] / net / packet / internal.h

diff --git a/net/packet/internal.h b/net/packet/internal.h
index e20b3e8..9ee4631 100644 (file)
--- a/net/packet/internal.h
+++ b/net/packet/internal.h
@@ -79,7 +79,10 @@ struct packet_fanout {
        u16                     id;
        u8                      type;
        u8                      flags;
-       atomic_t                rr_cur;
+       union {
+               atomic_t                rr_cur;
+               struct bpf_prog __rcu   *bpf_prog;
+       };
        struct list_head        list;
        struct sock             *arr[PACKET_FANOUT_MAX];
        spinlock_t              lock;