X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=compiler%2Fcompiler.h;h=0a0213b60fca5204cb9d0294ffb01139baa23083;hp=72e84197584e1aa8872e2905bc70710989443416;hb=225ba9e3433cf27d8ff7b213d9f78b7ef2776c70;hpb=836fcc0fceb233ebcc41ee63b4ea5cae20b678a4

diff --git a/compiler/compiler.h b/compiler/compiler.h
index 72e84197..0a0213b6 100644
--- a/compiler/compiler.h
+++ b/compiler/compiler.h
@@ -13,4 +13,13 @@
 #define __must_check
 #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