int lib_ring_buffer_backend_create(struct lib_ring_buffer_backend *bufb, struct channel_backend *chanb, int cpu) { const struct lib_ring_buffer_config *config = &chanb->config; bufb->chan = container_of(chanb, struct channel, backend); bufb->cpu = cpu; return lib_ring_buffer_backend_allocate(config, bufb, chanb->buf_size, chanb->num_subbuf, chanb->extra_reader_sb); }
int lib_ring_buffer_backend_create(struct lttng_ust_lib_ring_buffer_backend *bufb, struct channel_backend *chanb, int cpu, struct lttng_ust_shm_handle *handle, struct shm_object *shmobj) { const struct lttng_ust_lib_ring_buffer_config *config = &chanb->config; set_shmp(bufb->chan, handle->chan._ref); bufb->cpu = cpu; return lib_ring_buffer_backend_allocate(config, bufb, chanb->buf_size, chanb->num_subbuf, chanb->extra_reader_sb, handle, shmobj); }