X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=include%2Flttng%2Fust-events.h;h=331506bd69d838a0c77075489ec3830b859dbe86;hb=8a92ed2aba5250d41e31d1af5620a2317105c91a;hp=e45a6a7187621afc1a09175cacf68409cbc52f23;hpb=21af05a99efabef4da5db10dfb41139873eb9692;p=lttng-ust.git

diff --git a/include/lttng/ust-events.h b/include/lttng/ust-events.h
index e45a6a71..331506bd 100644
--- a/include/lttng/ust-events.h
+++ b/include/lttng/ust-events.h
@@ -291,14 +291,27 @@ struct lttng_event;
 
 struct lttng_ust_filter_bytecode_node {
 	struct cds_list_head node;
-	struct lttng_ust_filter_bytecode bc;
 	struct lttng_enabler *enabler;
+	/*
+	 * struct lttng_ust_filter_bytecode has var. sized array, must
+	 * be last field.
+	 */
+	struct lttng_ust_filter_bytecode bc;
+};
+
+/*
+ * Filter return value masks.
+ */
+enum lttng_filter_ret {
+	LTTNG_FILTER_DISCARD = 0,
+	LTTNG_FILTER_RECORD_FLAG = (1ULL << 0),
+	/* Other bits are kept for future use. */
 };
 
 struct lttng_bytecode_runtime {
 	/* Associated bytecode */
 	struct lttng_ust_filter_bytecode_node *bc;
-	int (*filter)(void *filter_data, const char *filter_stack_data);
+	uint64_t (*filter)(void *filter_data, const char *filter_stack_data);
 	int link_failed;
 	struct cds_list_head node;	/* list of bytecode runtime in event */
 };