From 510be296772108b6d5ae829d76cef2b1a1690262 Mon Sep 17 00:00:00 2001
From: Chris Mason <chris.mason@oracle.com>
Date: Mon, 24 Mar 2008 15:03:18 -0400
Subject: Add support for multiple devices per filesystem

---
 disk-io.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'disk-io.h')

diff --git a/disk-io.h b/disk-io.h
index 6e56b2eb..a4572841 100644
--- a/disk-io.h
+++ b/disk-io.h
@@ -20,6 +20,7 @@
 #define __DISKIO__
 
 #define BTRFS_SUPER_INFO_OFFSET (16 * 1024)
+struct btrfs_device;
 
 struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr,
 				      u32 blocksize);
@@ -50,4 +51,5 @@ void btrfs_csum_final(u32 crc, char *result);
 
 int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
 			     struct btrfs_root *root);
+int btrfs_open_device(struct btrfs_device *dev);
 #endif
-- 
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