tracing: Add internal tracing_snapshot() functions

[karo-tx-linux.git] / include / linux / kernel.h

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index c566927efcbd254efa6c30c0a82fd10ccb11f363..bc5392a326ab36298a2622838fe2bfb6c9c17683 100644 (file)
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -483,6 +483,8 @@ enum ftrace_dump_mode {
 void tracing_on(void);
 void tracing_off(void);
 int tracing_is_on(void);
+void tracing_snapshot(void);
+void tracing_snapshot_alloc(void);
 
 extern void tracing_start(void);
 extern void tracing_stop(void);
@@ -570,6 +572,8 @@ static inline void trace_dump_stack(void) { }
 static inline void tracing_on(void) { }
 static inline void tracing_off(void) { }
 static inline int tracing_is_on(void) { return 0; }
+static inline void tracing_snapshot(void) { }
+static inline void tracing_snapshot_alloc(void) { }
 
 static inline __printf(1, 2)
 int trace_printk(const char *fmt, ...)