[PATCH] Support for hugetlb backed shared memory

[fio.git] / os.h

diff --git a/os.h b/os.h
index b44d34c6b5ef07dea4c5c7fe2c05be09c5abbe9e..b5f43e593e6251efb179dc2dd22ca1ecdb59e3e3 100644 (file)
--- a/os.h
+++ b/os.h
@@ -47,4 +47,11 @@
 #define OS_O_DIRECT                    O_DIRECT
 #endif
 
+#ifndef FIO_HAVE_HUGETLB
+#define SHM_HUGETLB                    0
+#define FIO_HUGE_PAGE                  0
+#else
+#define FIO_HUGE_PAGE                  (2048 * 1024)
+#endif
+
 #endif