Create stream files relative to a stream's current trace chunk

[lttng-tools.git] / src / bin / lttng-sessiond / kernel.h

diff --git a/src/bin/lttng-sessiond/kernel.h b/src/bin/lttng-sessiond/kernel.h
index 8d5ddb6687f8ff696cc3196c9a2082c2f84efb0d..e62cfecd627e159ce264f568cea982c7ef56a22e 100644 (file)
--- a/src/bin/lttng-sessiond/kernel.h
+++ b/src/bin/lttng-sessiond/kernel.h
@@ -59,15 +59,19 @@ int kernel_validate_version(int tracer_fd,
                struct lttng_kernel_tracer_abi_version *kernel_tracer_abi_version);
 void kernel_destroy_session(struct ltt_kernel_session *ksess);
 void kernel_destroy_channel(struct ltt_kernel_channel *kchan);
-int kernel_snapshot_record(struct ltt_kernel_session *ksess,
-               struct snapshot_output *output, int wait,
+enum lttng_error_code kernel_snapshot_record(
+               struct ltt_kernel_session *ksess,
+               const struct snapshot_output *output, int wait,
                uint64_t nb_packets_per_stream);
 int kernel_syscall_mask(int chan_fd, char **syscall_mask, uint32_t *nr_bits);
-int kernel_rotate_session(struct ltt_session *session);
+enum lttng_error_code kernel_rotate_session(struct ltt_session *session);
 
 int init_kernel_workarounds(void);
 ssize_t kernel_list_tracker_pids(struct ltt_kernel_session *session,
                int **_pids);
 int kernel_supports_ring_buffer_snapshot_sample_positions(int tracer_fd);
 
+enum lttng_error_code kernel_create_channel_subdirectories(
+               const struct ltt_kernel_session *ksess);
+
 #endif /* _LTT_KERNEL_CTL_H */