X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=os%2Fos-mac.h;h=eb55cd7742fa4a7dee86e5122273f2a33362608c;hp=1a0a8875fc090742212012356393ee5baacb283d;hb=173dbaa47e3a477db65aa9fb1932a33d87436994;hpb=7ed4d7abf0d7720d532d9680ebf69745d9270a5e

diff --git a/os/os-mac.h b/os/os-mac.h
index 1a0a8875..eb55cd77 100644
--- a/os/os-mac.h
+++ b/os/os-mac.h
@@ -2,10 +2,13 @@
 #define FIO_OS_APPLE_H
 
 #include <errno.h>
+#include <fcntl.h>
+#include <sys/disk.h>
 #include <sys/sysctl.h>
 #include <sys/time.h>
 #include <unistd.h>
 #include <signal.h>
+#include <mach/mach_init.h>
 
 #include "../file.h"
 
@@ -19,11 +22,18 @@
 
 #define FIO_HAVE_POSIXAIO
 #define FIO_HAVE_CLOCK_MONOTONIC
-#define FIO_USE_GENERIC_BDEV_SIZE
 #define FIO_USE_GENERIC_RAND
+#define FIO_HAVE_GETTID
+#define FIO_HAVE_CHARDEV_SIZE
 
 #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 +117,38 @@ 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;
+    if (ioctl(f->fd, DKIOCGETBLOCKCOUNT, bytes) == -1)
+		return errno;
+    if (ioctl(f->fd, DKIOCGETBLOCKSIZE, &temp) == -1)
+		return errno;
+    (*bytes) *= temp;
+    return 0;
+}
+
+static inline int chardev_size(struct fio_file *f, unsigned long long *bytes)
+{
+	/*
+	 * Could be a raw block device, this is better than just assuming
+	 * we can't get the size at all.
+	 */
+	if (!blockdev_size(f, bytes))
+		return 0;
+
+	*bytes = -1ULL;
+	return 0;
+}
+
 static inline int blockdev_invalidate_cache(struct fio_file *f)
 {
 	return EINVAL;
@@ -121,4 +163,9 @@ static inline unsigned long long os_phys_mem(void)
 	sysctl(mib, 2, &mem, &len, NULL, 0);
 	return mem;
 }
+
+static inline int gettid(void)
+{
+	return mach_thread_self();
+}
 #endif