Btrfs: Add ACL support

Signed-off-by: Chris Mason <chris.mason@oracle.com>
diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h
index b7bd60e..9f2a4ef 100644
--- a/fs/btrfs/btrfs_inode.h
+++ b/fs/btrfs/btrfs_inode.h
@@ -36,6 +36,9 @@
 	struct inode vfs_inode;
 	struct btrfs_ordered_inode_tree ordered_tree;
 
+	struct posix_acl *i_acl;
+	struct posix_acl *i_default_acl;
+
 	/*
 	 * transid of the trans_handle that last modified this inode
 	 */