int key;
uint64_t max_sb_size; /* the subbuffer size for this channel */
int refcount; /* Number of streams referencing this channel */
+ /*
+ * The number of streams to receive initially. Used to guarantee that we do
+ * not destroy a channel before receiving all its associated streams.
+ */
+ unsigned int nb_init_streams;
+
/* For UST */
int shm_fd;
int wait_fd;
uid_t uid,
gid_t gid,
int net_index,
- int metadata_flag);
+ int metadata_flag,
+ int *alloc_ret);
extern int consumer_add_stream(struct lttng_consumer_stream *stream);
extern void consumer_del_stream(struct lttng_consumer_stream *stream);
extern void consumer_change_stream_state(int stream_key,
int channel_key,
int shm_fd, int wait_fd,
uint64_t mmap_len,
- uint64_t max_sb_size);
+ uint64_t max_sb_size,
+ unsigned int nb_init_streams);
int consumer_add_channel(struct lttng_consumer_channel *channel);
/* lttng-relayd consumer command */
-int consumer_add_relayd(struct consumer_relayd_sock_pair *relayd);
struct consumer_relayd_sock_pair *consumer_allocate_relayd_sock_pair(
int net_seq_idx);
struct consumer_relayd_sock_pair *consumer_find_relayd(int key);
int consumer_handle_stream_before_relayd(struct lttng_consumer_stream *stream,
size_t data_size);
-void consumer_destroy_relayd(struct consumer_relayd_sock_pair *relayd);
extern struct lttng_consumer_local_data *lttng_consumer_create(
enum lttng_consumer_type type,
extern void lttng_consumer_destroy(struct lttng_consumer_local_data *ctx);
extern ssize_t lttng_consumer_on_read_subbuffer_mmap(
struct lttng_consumer_local_data *ctx,
- struct lttng_consumer_stream *stream, unsigned long len);
+ struct lttng_consumer_stream *stream, unsigned long len,
+ unsigned long padding);
extern ssize_t lttng_consumer_on_read_subbuffer_splice(
struct lttng_consumer_local_data *ctx,
- struct lttng_consumer_stream *stream, unsigned long len);
+ struct lttng_consumer_stream *stream, unsigned long len,
+ unsigned long padding);
extern int lttng_consumer_take_snapshot(struct lttng_consumer_local_data *ctx,
struct lttng_consumer_stream *stream);
extern int lttng_consumer_get_produced_snapshot(