user_ring_buffer__reserve
LIBBPF_API void *user_ring_buffer__reserve(struct user_ring_buffer *rb, __u32 size);
sample = user_ring_buffer__reserve(rb, size);
return user_ring_buffer__reserve(rb, size);
sample = user_ring_buffer__reserve(ringbuf, c_ringbuf_size - BPF_RINGBUF_HDR_SZ);
sample = user_ring_buffer__reserve(ringbuf, sizeof(*sample) + 1);
token = user_ring_buffer__reserve(ringbuf, sizeof(*token));
entry = user_ring_buffer__reserve(ringbuf, sizeof(*entry));
token = user_ring_buffer__reserve(ringbuf, sizeof(*token));
msg = user_ring_buffer__reserve(ringbuf, sizeof(*msg));
token = user_ring_buffer__reserve(ringbuf, sizeof(*token));