Lorenz Bauer 96b3b6c909 bpf: allow zero-initializing hash map seed ...

Add a new flag BPF_F_ZERO_SEED, which forces a hash map
to initialize the seed to zero. This is useful when doing
performance analysis both on individual BPF programs, as
well as the kernel's hash table implementation.

Signed-off-by: Lorenz Bauer <lmb@cloudflare.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

2018-11-20 00:53:39 +01:00

37 KiB

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