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samples/bpf: add map_flags to bpf loader

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note old loader is compatible with new kernel.
map_flags are optional

Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexei Starovoitov
2016-03-07 21:57:20 -08:00
committed by David S. Miller
parent 3622e7e493
commit 89b9760701
8 changed files with 23 additions and 15 deletions
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2
samples/bpf/libbpf.h
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@@ -5,7 +5,7 @@
struct bpf_insn;
int bpf_create_map(enum bpf_map_type map_type, int key_size, int value_size,
int max_entries);
int max_entries, int map_flags);
int bpf_update_elem(int fd, void *key, void *value, unsigned long long flags);
int bpf_lookup_elem(int fd, void *key, void *value);
int bpf_delete_elem(int fd, void *key);