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| author |   Mickaël Salaün <mic@digikod.net> | 2017-02-10 00:21:44 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-02-10 15:56:08 -0500 |
| commit | 702498a1426bc95b6f49f9c5fba616110cbd3947 (patch) | |
| tree | fbe8a2496ebf88342e7e79030a33f0a865de7689 /tools/lib | |
| parent | bpf: Use bpf_create_map() from the library (diff) | |
| download | linux-dev-702498a1426bc95b6f49f9c5fba616110cbd3947.tar.xz linux-dev-702498a1426bc95b6f49f9c5fba616110cbd3947.zip | |
bpf: Remove bpf_sys.h from selftests
Add require dependency headers.
Signed-off-by: Mickaël Salaün <mic@digikod.net>
Cc: Alexei Starovoitov <ast@fb.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/lib')
| -rw-r--r-- | tools/lib/bpf/bpf.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c index f8a2b7fa7741..50e04cc5dddd 100644 --- a/tools/lib/bpf/bpf.c +++ b/tools/lib/bpf/bpf.c @@ -50,7 +50,13 @@ static __u64 ptr_to_u64(const void *ptr) static int sys_bpf(enum bpf_cmd cmd, union bpf_attr *attr, unsigned int size) { +#ifdef __NR_bpf return syscall(__NR_bpf, cmd, attr, size); +#else + fprintf(stderr, "No bpf syscall, kernel headers too old?\n"); + errno = ENOSYS; + return -1; +#endif } int bpf_create_map(enum bpf_map_type map_type, int key_size, |