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-rw-r--r--include/linux/trace.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/trace.h b/include/linux/trace.h
index 36d255d66f88..886a4ffd9d45 100644
--- a/include/linux/trace.h
+++ b/include/linux/trace.h
@@ -3,6 +3,11 @@
#define _LINUX_TRACE_H
#ifdef CONFIG_TRACING
+
+#define TRACE_EXPORT_FUNCTION BIT(0)
+#define TRACE_EXPORT_EVENT BIT(1)
+#define TRACE_EXPORT_MARKER BIT(2)
+
/*
* The trace export - an export of Ftrace output. The trace_export
* can process traces and export them to a registered destination as
@@ -15,10 +20,12 @@
* next - pointer to the next trace_export
* write - copy traces which have been delt with ->commit() to
* the destination
+ * flags - which ftrace to be exported
*/
struct trace_export {
struct trace_export __rcu *next;
void (*write)(struct trace_export *, const void *, unsigned int);
+ int flags;
};
int register_ftrace_export(struct trace_export *export);