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05b8ad25bc
The commit 555c8a8623a3 ("bpf: avoid stack copy and use skb ctx for event output")
started using 20 of initially reserved upper 32-bits of 'flags' argument
in bpf_perf_event_output(). Adjust corresponding prototype in samples/bpf/bpf_helpers.h
Signed-off-by: Adam Barth <arb@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>