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-rw-r--r--include/net/tcp.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 564af2dee236..d6bb3948203d 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -2068,4 +2068,14 @@ static inline u32 tcp_timeout_init(struct sock *sk)
return timeout;
}
+static inline u32 tcp_rwnd_init_bpf(struct sock *sk)
+{
+ int rwnd;
+
+ rwnd = tcp_call_bpf(sk, BPF_SOCK_OPS_RWND_INIT);
+
+ if (rwnd < 0)
+ rwnd = 0;
+ return rwnd;
+}
#endif /* _TCP_H */