diff options
Diffstat (limited to 'tools/lib/bpf/libbpf.h')
-rw-r--r-- | tools/lib/bpf/libbpf.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h index 53e2a645c560..114e306c6507 100644 --- a/tools/lib/bpf/libbpf.h +++ b/tools/lib/bpf/libbpf.h @@ -1303,6 +1303,15 @@ LIBBPF_API size_t ring__avail_data_size(const struct ring *r); */ LIBBPF_API size_t ring__size(const struct ring *r); +/** + * @brief **ring__map_fd()** returns the file descriptor underlying the given + * ringbuffer. + * + * @param r A ringbuffer object. + * @return The underlying ringbuffer file descriptor + */ +LIBBPF_API int ring__map_fd(const struct ring *r); + struct user_ring_buffer_opts { size_t sz; /* size of this struct, for forward/backward compatibility */ }; |