struct lttng_metadata_cache;
struct perf_event;
struct perf_event_attr;
-struct lib_ring_buffer_config;
+struct lttng_kernel_ring_buffer_config;
enum lttng_enabler_format_type {
LTTNG_ENABLER_FORMAT_STAR_GLOB,
enum channel_type channel_type;
struct lttng_kernel_ctx *ctx;
- struct channel *rb_chan; /* Ring buffer channel */
+ struct lttng_kernel_ring_buffer_channel *rb_chan; /* Ring buffer channel */
unsigned int metadata_dumped:1;
struct list_head node; /* Channel list in session */
struct lttng_transport *transport;
struct lttng_kernel_channel_buffer_ops_private {
struct lttng_kernel_channel_buffer_ops *pub; /* Public channel buffer ops interface */
- struct channel *(*channel_create)(const char *name,
+ struct lttng_kernel_ring_buffer_channel *(*channel_create)(const char *name,
void *priv,
void *buf_addr,
size_t subbuf_size, size_t num_subbuf,
unsigned int switch_timer_interval,
unsigned int read_timer_interval);
- void (*channel_destroy)(struct channel *chan);
- struct lib_ring_buffer *(*buffer_read_open)(struct channel *chan);
- int (*buffer_has_read_closed_stream)(struct channel *chan);
- void (*buffer_read_close)(struct lib_ring_buffer *buf);
+ void (*channel_destroy)(struct lttng_kernel_ring_buffer_channel *chan);
+ struct lttng_kernel_ring_buffer *(*buffer_read_open)(struct lttng_kernel_ring_buffer_channel *chan);
+ int (*buffer_has_read_closed_stream)(struct lttng_kernel_ring_buffer_channel *chan);
+ void (*buffer_read_close)(struct lttng_kernel_ring_buffer *buf);
/*
* packet_avail_size returns the available size in the current
* packet. Note that the size returned is only a hint, since it
* may change due to concurrent writes.
*/
- size_t (*packet_avail_size)(struct channel *chan);
- wait_queue_head_t *(*get_writer_buf_wait_queue)(struct channel *chan, int cpu);
- wait_queue_head_t *(*get_hp_wait_queue)(struct channel *chan);
- int (*is_finalized)(struct channel *chan);
- int (*is_disabled)(struct channel *chan);
- int (*timestamp_begin) (const struct lib_ring_buffer_config *config,
- struct lib_ring_buffer *bufb,
+ size_t (*packet_avail_size)(struct lttng_kernel_ring_buffer_channel *chan);
+ wait_queue_head_t *(*get_writer_buf_wait_queue)(struct lttng_kernel_ring_buffer_channel *chan, int cpu);
+ wait_queue_head_t *(*get_hp_wait_queue)(struct lttng_kernel_ring_buffer_channel *chan);
+ int (*is_finalized)(struct lttng_kernel_ring_buffer_channel *chan);
+ int (*is_disabled)(struct lttng_kernel_ring_buffer_channel *chan);
+ int (*timestamp_begin) (const struct lttng_kernel_ring_buffer_config *config,
+ struct lttng_kernel_ring_buffer *bufb,
uint64_t *timestamp_begin);
- int (*timestamp_end) (const struct lib_ring_buffer_config *config,
- struct lib_ring_buffer *bufb,
+ int (*timestamp_end) (const struct lttng_kernel_ring_buffer_config *config,
+ struct lttng_kernel_ring_buffer *bufb,
uint64_t *timestamp_end);
- int (*events_discarded) (const struct lib_ring_buffer_config *config,
- struct lib_ring_buffer *bufb,
+ int (*events_discarded) (const struct lttng_kernel_ring_buffer_config *config,
+ struct lttng_kernel_ring_buffer *bufb,
uint64_t *events_discarded);
- int (*content_size) (const struct lib_ring_buffer_config *config,
- struct lib_ring_buffer *bufb,
+ int (*content_size) (const struct lttng_kernel_ring_buffer_config *config,
+ struct lttng_kernel_ring_buffer *bufb,
uint64_t *content_size);
- int (*packet_size) (const struct lib_ring_buffer_config *config,
- struct lib_ring_buffer *bufb,
+ int (*packet_size) (const struct lttng_kernel_ring_buffer_config *config,
+ struct lttng_kernel_ring_buffer *bufb,
uint64_t *packet_size);
- int (*stream_id) (const struct lib_ring_buffer_config *config,
- struct lib_ring_buffer *bufb,
+ int (*stream_id) (const struct lttng_kernel_ring_buffer_config *config,
+ struct lttng_kernel_ring_buffer *bufb,
uint64_t *stream_id);
- int (*current_timestamp) (const struct lib_ring_buffer_config *config,
- struct lib_ring_buffer *bufb,
+ int (*current_timestamp) (const struct lttng_kernel_ring_buffer_config *config,
+ struct lttng_kernel_ring_buffer *bufb,
uint64_t *ts);
- int (*sequence_number) (const struct lib_ring_buffer_config *config,
- struct lib_ring_buffer *bufb,
+ int (*sequence_number) (const struct lttng_kernel_ring_buffer_config *config,
+ struct lttng_kernel_ring_buffer *bufb,
uint64_t *seq);
- int (*instance_id) (const struct lib_ring_buffer_config *config,
- struct lib_ring_buffer *bufb,
+ int (*instance_id) (const struct lttng_kernel_ring_buffer_config *config,
+ struct lttng_kernel_ring_buffer *bufb,
uint64_t *id);
};
struct lttng_event_notifier_ht event_notifiers_ht; /* Hash table of event notifiers */
struct lttng_kernel_channel_buffer_ops *ops;
struct lttng_transport *transport;
- struct channel *chan; /* Ring buffer channel for event notifier group. */
- struct lib_ring_buffer *buf; /* Ring buffer for event notifier group. */
+ struct lttng_kernel_ring_buffer_channel *chan; /* Ring buffer channel for event notifier group. */
+ struct lttng_kernel_ring_buffer *buf; /* Ring buffer for event notifier group. */
wait_queue_head_t read_wait;
struct irq_work wakeup_pending; /* Pending wakeup irq work. */
struct lttng_kernel_event_notifier *sc_unknown; /* for unknown syscalls */
#endif
#if defined(CONFIG_TIME_NS) && \
- (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,6,0))
+ (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,6,0) || \
+ LTTNG_RHEL_KERNEL_RANGE(4,18,0,305,0,0, 4,19,0,0,0,0))
int lttng_add_time_ns_to_ctx(struct lttng_kernel_ctx **ctx);
#else
static inline
void lttng_probes_exit(void);
int lttng_metadata_output_channel(struct lttng_metadata_stream *stream,
- struct channel *chan, bool *coherent);
+ struct lttng_kernel_ring_buffer_channel *chan, bool *coherent);
int lttng_id_tracker_get_node_id(const struct lttng_id_hash_node *node);
int lttng_id_tracker_empty_set(struct lttng_kernel_id_tracker *lf);