Add os_trim() support for FreeBSD

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

diff --git a/os/os-freebsd.h b/os/os-freebsd.h
index fa00bb8001a230af4edc4d76c08553299f5f9f07..ac408c9df8ef509a94213ba8ca671c074f74885f 100644 (file)
--- a/os/os-freebsd.h
+++ b/os/os-freebsd.h
@@ -19,6 +19,7 @@
 #define FIO_USE_GENERIC_INIT_RANDOM_STATE
 #define FIO_HAVE_CHARDEV_SIZE
 #define FIO_HAVE_FS_STAT
+#define FIO_HAVE_TRIM
 #define FIO_HAVE_GETTID
 #define FIO_HAVE_CPU_AFFINITY
 
@@ -114,6 +115,20 @@ static inline unsigned long long get_fs_free_size(const char *path)
        return ret;
 }
 
+static inline int os_trim(int fd, unsigned long long start,
+                         unsigned long long len)
+{
+       off_t range[2];
+
+       range[0] = start;
+       range[1] = len;
+
+       if (!ioctl(fd, DIOCGDELETE, range))
+               return 0;
+
+       return errno;
+}
+
 #ifdef MADV_FREE
 #define FIO_MADV_FREE  MADV_FREE
 #endif