new(modern): add likely unlikely definitions

Signed-off-by: Andrea Terzolo <andreaterzolo3@gmail.com>
falcosecurity · May 9, 2024 · 2a9f3c7 · 2a9f3c7
1 parent cdbd5ab
commit 2a9f3c7
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/driver/modern_bpf/definitions/missing_definitions.h b/driver/modern_bpf/definitions/missing_definitions.h
@@ -11,6 +11,14 @@
 
 /* This header should include different definitions according to different architectures.*/
 
+#ifndef likely
+# define likely(X)		__builtin_expect(!!(X), 1)
+#endif
+
+#ifndef unlikely
+# define unlikely(X)		__builtin_expect(!!(X), 0)
+#endif
+
 /*
  * Per process flags
  */