Add ustctl_open_stream_read and ustctl_close_stream_read

[lttng-ust.git] / include / ust / lttng-ust-ctl.h

diff --git a/include/ust/lttng-ust-ctl.h b/include/ust/lttng-ust-ctl.h
index 58906a57626f1fb29b56b88edcfdf7f0ef5bc147..52c954aa64e3faad8a6d92dfa17c9c6fd2cc923a 100644 (file)
--- a/include/ust/lttng-ust-ctl.h
+++ b/include/ust/lttng-ust-ctl.h
@@ -90,6 +90,12 @@ void ustctl_unmap_channel(struct shm_handle *shm_handle);
 struct shm_handle;
 struct lib_ring_buffer;
 
+/* Open/close stream buffers for read */
+struct lib_ring_buffer *ustctl_open_stream_read(struct shm_handle *handle,
+               int cpu);
+void ustctl_close_stream_read(struct shm_handle *handle,
+                struct lib_ring_buffer *buf);
+
 /* For mmap mode, readable without "get" operation */
 int ustctl_get_mmap_len(struct shm_handle *handle,
                struct lib_ring_buffer *buf,