- u64 (*ring_buffer_clock_read) (struct channel *chan);
- size_t (*record_header_size) (const struct lib_ring_buffer_config *config,
- struct channel *chan, size_t offset,
+ u64 (*ring_buffer_clock_read) (struct lttng_kernel_ring_buffer_channel *chan);
+ size_t (*record_header_size) (const struct lttng_kernel_ring_buffer_config *config,
+ struct lttng_kernel_ring_buffer_channel *chan, size_t offset,