[LTP] [PATCH v2 01/10] lapi/loop.h: Add fallback for loop ioctl and flag

Yang Xu xuyang2018.jy@cn.fujitsu.com
Thu Apr 9 12:44:36 CEST 2020


Signed-off-by: Yang Xu <xuyang2018.jy@cn.fujitsu.com>
---
 include/lapi/loop.h | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 include/lapi/loop.h

diff --git a/include/lapi/loop.h b/include/lapi/loop.h
new file mode 100644
index 000000000..bc6d9950d
--- /dev/null
+++ b/include/lapi/loop.h
@@ -0,0 +1,35 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2020 FUJITSU LIMITED. All rights reserved.
+ * Author: Yang Xu <xuyang2018.jy@cn.fujitsu.com>
+ */
+#ifndef LAPI_LOOP_H
+#define LAPI_LOOP_H
+
+#include <linux/types.h>
+#ifdef HAVE_LINUX_LOOP_H
+# include <linux/loop.h>
+#endif
+
+#ifndef LO_FLAGS_PARTSCAN
+# define LO_FLAGS_PARTSCAN 8
+#endif
+
+#ifndef LO_FLAGS_DIRECT_IO
+# define LO_FLAGS_DIRECT_IO 16
+#endif
+
+#ifndef LOOP_SET_CAPACITY
+# define LOOP_SET_CAPACITY 0x4C07
+#endif
+
+#ifndef LOOP_SET_DIRECT_IO
+# define LOOP_SET_DIRECT_IO 0x4C08
+#endif
+
+#ifndef LOOP_SET_BLOCK_SIZE
+# define LOOP_SET_BLOCK_SIZE 0x4C09
+#endif
+
+#endif
+
-- 
2.23.0





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