* address mapping. It is used only by RING_BUFFER_STATIC configuration. It can
* be set to NULL for other backends.
*
- * priv_data (output) is set to a pointer into a "priv_data_len"-sized
- * memory area for client-specific data. This memory is managed by lib
- * ring buffer. priv_data_align is the alignment required for the
- * private data area.
+ * private data is a memory area for configuration data. This memory is
+ * managed by lib ring buffer. priv_data_align is the alignment required
+ * for the private data area.
*/
__attribute__((visibility("hidden")))
extern
struct lttng_ust_shm_handle *channel_create(const struct lttng_ust_lib_ring_buffer_config *config,
const char *name,
- void **priv_data,
size_t priv_data_align,
size_t priv_data_size,
void *priv_data_init,
+ void *priv,
void *buf_addr,
size_t subbuf_size, size_t num_subbuf,
unsigned int switch_timer_interval,
* release all references, and destroys the channel.
*/
__attribute__((visibility("hidden")))
-extern
-void channel_destroy(struct channel *chan, struct lttng_ust_shm_handle *handle,
+void channel_destroy(struct lttng_ust_lib_ring_buffer_channel *chan,
+ struct lttng_ust_shm_handle *handle,
int consumer);
__attribute__((visibility("hidden")))
extern struct lttng_ust_lib_ring_buffer *channel_get_ring_buffer(
const struct lttng_ust_lib_ring_buffer_config *config,
- struct channel *chan, int cpu,
+ struct lttng_ust_lib_ring_buffer_channel *chan, int cpu,
struct lttng_ust_shm_handle *handle,
int *shm_fd, int *wait_fd,
int *wakeup_fd,
__attribute__((visibility("hidden")))
extern
int ring_buffer_channel_close_wait_fd(const struct lttng_ust_lib_ring_buffer_config *config,
- struct channel *chan,
+ struct lttng_ust_lib_ring_buffer_channel *chan,
struct lttng_ust_shm_handle *handle);
__attribute__((visibility("hidden")))
extern
int ring_buffer_channel_close_wakeup_fd(const struct lttng_ust_lib_ring_buffer_config *config,
- struct channel *chan,
+ struct lttng_ust_lib_ring_buffer_channel *chan,
struct lttng_ust_shm_handle *handle);
__attribute__((visibility("hidden")))
extern
int ring_buffer_stream_close_wait_fd(const struct lttng_ust_lib_ring_buffer_config *config,
- struct channel *chan,
+ struct lttng_ust_lib_ring_buffer_channel *chan,
struct lttng_ust_shm_handle *handle,
int cpu);
__attribute__((visibility("hidden")))
extern
int ring_buffer_stream_close_wakeup_fd(const struct lttng_ust_lib_ring_buffer_config *config,
- struct channel *chan,
+ struct lttng_ust_lib_ring_buffer_channel *chan,
struct lttng_ust_shm_handle *handle,
int cpu);
void lib_ring_buffer_put_next_subbuf(struct lttng_ust_lib_ring_buffer *buf,
struct lttng_ust_shm_handle *handle)
{
- struct channel *chan;
+ struct lttng_ust_lib_ring_buffer_channel *chan;
chan = shmp(handle, buf->backend.chan);
if (!chan)
}
__attribute__((visibility("hidden")))
-extern void channel_reset(struct channel *chan);
+extern void channel_reset(struct lttng_ust_lib_ring_buffer_channel *chan);
__attribute__((visibility("hidden")))
extern void lib_ring_buffer_reset(struct lttng_ust_lib_ring_buffer *buf,
}
static inline
-int lib_ring_buffer_channel_is_finalized(const struct channel *chan)
+int lib_ring_buffer_channel_is_finalized(const struct lttng_ust_lib_ring_buffer_channel *chan)
{
return chan->finalized;
}
static inline
-int lib_ring_buffer_channel_is_disabled(const struct channel *chan)
+int lib_ring_buffer_channel_is_disabled(const struct lttng_ust_lib_ring_buffer_channel *chan)
{
return uatomic_read(&chan->record_disabled);
}