Bug fix: handles disk device used multiple times

[fio.git] / os / os-freebsd.h

diff --git a/os/os-freebsd.h b/os/os-freebsd.h
index 614296a4bc8744e8d4395a8abe9ef40eeb89f8d4..26bb8a096790b40d4f4194b2288d1a955596f3b9 100644 (file)
--- a/os/os-freebsd.h
+++ b/os/os-freebsd.h
@@ -1,6 +1,7 @@
 #ifndef FIO_OS_FREEBSD_H
 #define FIO_OS_FREEBSD_H
 
+#include <errno.h>
 #include <sys/sysctl.h>
 
 #define FIO_HAVE_POSIXAIO
@@ -11,12 +12,15 @@
 typedef unsigned long os_cpu_mask_t;
 typedef unsigned int os_random_state_t;
 
-/*
- * FIXME
- */
 static inline int blockdev_size(int fd, unsigned long long *bytes)
 {
-       return EINVAL;
+       off_t end = lseek(fd, 0, SEEK_END);
+
+       if (end < 0)
+               return errno;
+
+       *bytes = end;
+       return 0;
 }
 
 static inline int blockdev_invalidate_cache(int fd)
@@ -47,4 +51,8 @@ static inline long os_random_long(os_random_state_t *rs)
        return val;
 }
 
+#ifdef MADV_FREE
+#define FIO_MADV_FREE  MADV_FREE
+#endif
+
 #endif