1 files changed, 29 insertions, 0 deletions
diff --git a/fs/zfs/dev.c b/fs/zfs/dev.c
new file mode 100644
index 00000000000..722c6a86176
--- /dev/null
+++ b/fs/zfs/dev.c
@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ *
+ *	based on code of fs/reiserfs/dev.c by
+ *
+ *	(C) Copyright 2003 - 2004
+ *	Sysgo AG, <www.elinos.com>, Pavel Bartusek <pba@sysgo.com>
+ */
+
+
+#include <config.h>
+#include <fs_internal.h>
+#include <zfs_common.h>
+
+static struct blk_desc *zfs_blk_desc;
+static struct disk_partition *part_info;
+
+void zfs_set_blk_dev(struct blk_desc *rbdd, struct disk_partition *info)
+{
+	zfs_blk_desc = rbdd;
+	part_info = info;
+}
+
+/* err */
+int zfs_devread(int sector, int byte_offset, int byte_len, char *buf)
+{
+	return fs_devread(zfs_blk_desc, part_info, sector, byte_offset,
+			  byte_len, buf) ? 0 : 1;
+}