X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=include%2Flttng%2Flttng.h;h=5f60300616a57788ccf3a99112a616ec02142cac;hb=7d452e122923ade6f4dc7a6e21bef105851d79e3;hp=d7799780a793148bacb47e4aed8a9bf13ba32443;hpb=d65106b1011efccf8fa5f9d7c8f2dfb0de38f5e8;p=lttng-tools.git

diff --git a/include/lttng/lttng.h b/include/lttng/lttng.h
index d7799780a..5f6030061 100644
--- a/include/lttng/lttng.h
+++ b/include/lttng/lttng.h
@@ -73,6 +73,14 @@ struct lttng_kernel_context {
 	} u;
 };
 
+/*
+ * LTTng consumer mode
+ */
+enum lttng_kernel_output {
+	LTTNG_KERNEL_SPLICE       = 0,
+	LTTNG_KERNEL_MMAP         = 1,
+};
+
 /*
  * Either addr is used or symbol_name and offset.
  */
@@ -105,11 +113,12 @@ struct lttng_event {
 
 /* Tracer channel attributes */
 struct lttng_channel_attr {
-	int overwrite;                        /* 1: overwrite, 0: discard */
-	uint64_t subbuf_size;                      /* bytes */
-	uint64_t num_subbuf;                       /* power of 2 */
-	unsigned int switch_timer_interval;   /* usec */
-	unsigned int read_timer_interval;     /* usec */
+	int overwrite;				/* 1: overwrite, 0: discard */
+	uint64_t subbuf_size;			/* bytes */
+	uint64_t num_subbuf;			/* power of 2 */
+	unsigned int switch_timer_interval;	/* usec */
+	unsigned int read_timer_interval;	/* usec */
+	enum lttng_kernel_output output;	/* splice, mmap */
 };
 
 /*