v_add(config, padding_size, &shmp_index(handle, buf->commit_hot, endidx)->cc);
commit_count = v_read(config, &shmp_index(handle, buf->commit_hot, endidx)->cc);
lib_ring_buffer_check_deliver(config, buf, chan, offsets->end - 1,
v_add(config, padding_size, &shmp_index(handle, buf->commit_hot, endidx)->cc);
commit_count = v_read(config, &shmp_index(handle, buf->commit_hot, endidx)->cc);
lib_ring_buffer_check_deliver(config, buf, chan, offsets->end - 1,