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| author |   Alexei Starovoitov <ast@kernel.org> | 2019-01-31 15:40:11 -0800 |
|---|---|---|
| committer |   Daniel Borkmann <daniel@iogearbox.net> | 2019-02-01 20:55:39 +0100 |
| commit | df5d22facd78e475da2e0d506f239e32cdffaf99 (patch) | |
| tree | 9813b34f038fee9301b79f74683496f9025248a5 /tools/lib/bpf/bpf.h | |
| parent | tools/bpf: sync uapi/bpf.h (diff) | |
| download | linux-dev-df5d22facd78e475da2e0d506f239e32cdffaf99.tar.xz linux-dev-df5d22facd78e475da2e0d506f239e32cdffaf99.zip | |
libbpf: introduce bpf_map_lookup_elem_flags()
Introduce
int bpf_map_lookup_elem_flags(int fd, const void *key, void *value, __u64 flags)
helper to lookup array/hash/cgroup_local_storage elements with BPF_F_LOCK flag.
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'tools/lib/bpf/bpf.h')
| -rw-r--r-- | tools/lib/bpf/bpf.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/lib/bpf/bpf.h b/tools/lib/bpf/bpf.h index 8f09de482839..ed09eed2dc3b 100644 --- a/tools/lib/bpf/bpf.h +++ b/tools/lib/bpf/bpf.h @@ -110,6 +110,8 @@ LIBBPF_API int bpf_map_update_elem(int fd, const void *key, const void *value, __u64 flags); LIBBPF_API int bpf_map_lookup_elem(int fd, const void *key, void *value); +LIBBPF_API int bpf_map_lookup_elem_flags(int fd, const void *key, void *value, + __u64 flags); LIBBPF_API int bpf_map_lookup_and_delete_elem(int fd, const void *key, void *value); LIBBPF_API int bpf_map_delete_elem(int fd, const void *key); |