X-Git-Url: https://git.ozlabs.org/?a=blobdiff_plain;f=ccan%2Flikely%2Flikely.h;h=a8f003d72777bf884dbd9831c30eb0b0f0a2ae94;hb=33527c60ba3c5c72ed31fbb064c38db2b3d2c733;hp=0fad89c42bb80088f78116a8bfb054123c8ef355;hpb=fc00f14087f911da23d1d89e02705c498447db22;p=ccan

diff --git a/ccan/likely/likely.h b/ccan/likely/likely.h
index 0fad89c4..a8f003d7 100644
--- a/ccan/likely/likely.h
+++ b/ccan/likely/likely.h
@@ -1,7 +1,7 @@
+/* CC0 (Public domain) - see LICENSE file for details */
 #ifndef CCAN_LIKELY_H
 #define CCAN_LIKELY_H
 #include "config.h"
-#include <ccan/str/str.h>
 #include <stdbool.h>
 
 #ifndef CCAN_LIKELY_DEBUG
@@ -56,6 +56,8 @@
 #define unlikely(cond) (!!(cond))
 #endif
 #else /* CCAN_LIKELY_DEBUG versions */
+#include <ccan/str/str.h>
+
 #define likely(cond) \
 	(_likely_trace(!!(cond), 1, stringify(cond), __FILE__, __LINE__))
 #define unlikely(cond) \
@@ -64,16 +66,13 @@
 long _likely_trace(bool cond, bool expect,
 		   const char *condstr,
 		   const char *file, unsigned int line);
-#endif
-
-#ifdef CCAN_LIKELY_DEBUG
 /**
  * likely_stats - return description of abused likely()/unlikely()
  * @min_hits: minimum number of hits
  * @percent: maximum percentage correct
  *
  * When CCAN_LIKELY_DEBUG is defined, likely() and unlikely() trace their
- * results: this causes a significant slowdown, but allows analysis of 
+ * results: this causes a significant slowdown, but allows analysis of
  * whether the branches are labelled correctly.
  *
  * This function returns a malloc'ed description of the least-correct
@@ -100,6 +99,13 @@ long _likely_trace(bool cond, bool expect,
  *	#endif
  *	}
  */
-const char *likely_stats(unsigned int min_hits, unsigned int percent);
+char *likely_stats(unsigned int min_hits, unsigned int percent);
+
+/**
+ * likely_stats_reset - free up memory of likely()/unlikely() branches.
+ *
+ * This can also plug memory leaks.
+ */
+void likely_stats_reset(void);
 #endif /* CCAN_LIKELY_DEBUG */
 #endif /* CCAN_LIKELY_H */