X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=os%2Fos.h;h=1afb4b227521e3846b087d401b7297201d45cbbb;hp=10e796fbcbe3313d1faee845bc26d751645aa011;hb=792d551747e83601121afce033a66f357c9fc439;hpb=783500ad13ededece6c8912af1c937f990880e1f

diff --git a/os/os.h b/os/os.h
index 10e796fb..1afb4b22 100644
--- a/os/os.h
+++ b/os/os.h
@@ -106,4 +106,17 @@ static inline int os_cache_line_size(void)
 #endif
 }
 
+#ifdef FIO_USE_GENERIC_BDEV_SIZE
+static inline int blockdev_size(int fd, unsigned long long *bytes)
+{
+	off_t end = lseek(fd, 0, SEEK_END);
+
+	if (end < 0)
+		return errno;
+
+	*bytes = end;
+	return 0;
+}
+#endif
+
 #endif