X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=compiler%2Fcompiler.h;h=0a0213b60fca5204cb9d0294ffb01139baa23083;hp=8923f9a6235190d0837505c1852363fdf3fd6162;hb=ae5888523480f094ce04375a45797e111273ab22;hpb=24d23ca76f9be4500270e7074a1dab038e3a4a2b

diff --git a/compiler/compiler.h b/compiler/compiler.h
index 8923f9a6..0a0213b6 100644
--- a/compiler/compiler.h
+++ b/compiler/compiler.h
@@ -13,12 +13,13 @@
 #define __must_check
 #endif
 
-#ifndef _weak
-#ifndef __CYGWIN__
-#define _weak	__attribute__((weak))
-#else
-#define _weak
-#endif
-#endif
+/*
+ * Mark unused variables passed to ops functions as unused, to silence gcc
+ */
+#define fio_unused	__attribute__((__unused__))
+#define fio_init	__attribute__((constructor))
+#define fio_exit	__attribute__((destructor))
+
+#define fio_unlikely(x)	__builtin_expect(!!(x), 0)
 
 #endif