[PATCH] Reserve the ext2/ext3 EAs for the Lustre filesystem

From: Andreas Dilger <adilger@clusterfs.com>

Below are the patches which reserve the Lustre EA index.  The rest of the
code is part of the Lustre tree, which isn't working with 2.5 yet.

fs/ext2/xattr.h

@@ -22,6 +22,7 @@
 #define EXT2_XATTR_INDEX_POSIX_ACL_ACCESS	2
 #define EXT2_XATTR_INDEX_POSIX_ACL_DEFAULT	3
 #define EXT2_XATTR_INDEX_TRUSTED		4
+#define	EXT2_XATTR_INDEX_LUSTRE			5
 #define EXT2_XATTR_INDEX_SECURITY	        6
 
 struct ext2_xattr_header {

fs/ext3/xattr.h

@@ -21,6 +21,7 @@
 #define EXT3_XATTR_INDEX_POSIX_ACL_ACCESS	2
 #define EXT3_XATTR_INDEX_POSIX_ACL_DEFAULT	3
 #define EXT3_XATTR_INDEX_TRUSTED		4
+#define	EXT3_XATTR_INDEX_LUSTRE			5
 #define EXT3_XATTR_INDEX_SECURITY	        6
 
 struct ext3_xattr_header {