diff options
Diffstat (limited to 'tools/lib/bpf/ringbuf.c')
-rw-r--r-- | tools/lib/bpf/ringbuf.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/tools/lib/bpf/ringbuf.c b/tools/lib/bpf/ringbuf.c index 8aec20216b7b..aacb64278a01 100644 --- a/tools/lib/bpf/ringbuf.c +++ b/tools/lib/bpf/ringbuf.c @@ -371,6 +371,17 @@ int ring__map_fd(const struct ring *r) return r->map_fd; } +int ring__consume(struct ring *r) +{ + int64_t res; + + res = ringbuf_process_ring(r); + if (res < 0) + return libbpf_err(res); + + return res > INT_MAX ? INT_MAX : res; +} + static void user_ringbuf_unmap_ring(struct user_ring_buffer *rb) { if (rb->consumer_pos) { |