X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=os.h;h=da80fbd4f7207e66a0cbb9821bdfabcf389f6ebf;hp=b5f43e593e6251efb179dc2dd22ca1ecdb59e3e3;hb=c0a6b0d8fcf07512fad42ba16613da83ceec4475;hpb=74b025b071b5bfbffa7ad7682b66b749e8d1f955

diff --git a/os.h b/os.h
index b5f43e59..da80fbd4 100644
--- a/os.h
+++ b/os.h
@@ -51,7 +51,13 @@
 #define SHM_HUGETLB			0
 #define FIO_HUGE_PAGE			0
 #else
-#define FIO_HUGE_PAGE			(2048 * 1024)
+#define FIO_HUGE_PAGE			(4096 * 1024)
+#endif
+
+#if __GNUC__ < 3
+#define __must_check
+#else
+#define __must_check			__attribute__((warn_unused_result))
 #endif
 
 #endif