bpf: sockmap, sk_wait_event needed to handle blocking cases
In the recvmsg handler we need to add a wait event to support the blocking use cases. Without this we return zero and may confuse user applications. In the wait event any data received on the sk either via sk_receive_queue or the psock ingress list will wake up the sock. Fixes: fa246693 ("bpf: sockmap, BPF_F_INGRESS flag for BPF_SK_SKB_STREAM_VERDICT") Signed-off-by:John Fastabend <john.fastabend@gmail.com> Signed-off-by:
Daniel Borkmann <daniel@iogearbox.net>
parent
ba6b8de4
Please register or sign in to comment