X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=os%2Fos-mac.h;h=7446a43d47e8c842a72b5b4e2e4469184ce4a974;hp=1d6714143125cd6b5600a8c39bcf3455f3f536ac;hb=fca7035863bd570270376a0c06776e5549ff813e;hpb=c64646f09c291e22bf10584bd842003a7980eb78

diff --git a/os/os-mac.h b/os/os-mac.h
index 1d671414..7446a43d 100644
--- a/os/os-mac.h
+++ b/os/os-mac.h
@@ -2,6 +2,7 @@
 #define FIO_OS_APPLE_H
 
 #include <errno.h>
+#include <fcntl.h>
 #include <sys/disk.h>
 #include <sys/sysctl.h>
 #include <sys/time.h>
@@ -24,6 +25,12 @@
 
 #define OS_MAP_ANON		MAP_ANON
 
+/*
+ * OSX has a pitifully small shared memory segment by default,
+ * so default to a lower number of max jobs supported
+ */
+#define FIO_MAX_JOBS		128
+
 typedef off_t off64_t;
 
 /* OS X as of 10.6 doesn't have the timer_* functions. 
@@ -107,6 +114,14 @@ static inline int timer_delete(timer_t timer)
 	return 0;
 }
 
+#define FIO_OS_DIRECTIO
+static inline int fio_set_odirect(int fd)
+{
+	if (fcntl(fd, F_NOCACHE, 1) == -1)
+		return errno;
+	return 0;
+}
+
 static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)
 {
     uint64_t temp = 1;