X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=include%2Fust%2Flttng-ust-abi.h;h=73eb61f3f4d11cbb48c0dd4ead8a1b7a98f7c548;hb=381c0f1ef474e0ae8a96b3753470ca4bda45c764;hp=56fa8b9e076767e664e0bb9db76661c182acd907;hpb=4e2ee1f5ad0b837440f3b850e971f25db209cca1;p=lttng-ust.git

diff --git a/include/ust/lttng-ust-abi.h b/include/ust/lttng-ust-abi.h
index 56fa8b9e..73eb61f3 100644
--- a/include/ust/lttng-ust-abi.h
+++ b/include/ust/lttng-ust-abi.h
@@ -43,6 +43,16 @@ struct lttng_ust_channel {
 	enum lttng_ust_output output;		/* output mode */
 };
 
+/*
+ * This structure is only used internally within UST. It is not per-se
+ * part of the communication between sessiond and UST.
+ */
+struct lttng_ust_stream {
+	int shm_fd;
+	int wait_fd;
+	uint64_t memory_map_size;
+};
+
 struct lttng_ust_event {
 	char name[LTTNG_UST_SYM_NAME_LEN];	/* event name */
 	enum lttng_ust_instrumentation instrumentation;