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From: "Pedro F. Giffuni" <pfg@FreeBSD.org>
Date: Fri, 24 Aug 2012 01:12:07 +0000 (UTC)
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Subject: svn commit: r239636 - head/sys/fs/ext2fs
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Author: pfg
Date: Fri Aug 24 01:12:07 2012
New Revision: 239636
URL: http://svn.freebsd.org/changeset/base/239636

Log:
  Add some basic definitions for a future htree implementation.
  
  MFC after:	3 days

Modified:
  head/sys/fs/ext2fs/ext2_dinode.h
  head/sys/fs/ext2fs/ext2fs.h

Modified: head/sys/fs/ext2fs/ext2_dinode.h
==============================================================================
--- head/sys/fs/ext2fs/ext2_dinode.h	Fri Aug 24 00:54:31 2012	(r239635)
+++ head/sys/fs/ext2fs/ext2_dinode.h	Fri Aug 24 01:12:07 2012	(r239636)
@@ -57,10 +57,12 @@
 #define EXT2_COMPR		0x00000004	/* Compress file */
 #define EXT2_SYNC		0x00000008	/* Synchronous updates */
 #define EXT2_IMMUTABLE		0x00000010	/* Immutable file */
-#define EXT2_APPEND		0x00000020	/* writes to file may only append */
+#define EXT2_APPEND		0x00000020 /* writes to file may only append */
 #define EXT2_NODUMP		0x00000040	/* do not dump file */
 #define EXT2_NOATIME		0x00000080	/* do not update atime */
 
+#define EXT2_HTREE		0x00001000	/* HTree-indexed directory */
+
 /*
  * Definitions for nanosecond timestamps.
  * Ext3 inode versioning, 2006-12-13.

Modified: head/sys/fs/ext2fs/ext2fs.h
==============================================================================
--- head/sys/fs/ext2fs/ext2fs.h	Fri Aug 24 00:54:31 2012	(r239635)
+++ head/sys/fs/ext2fs/ext2fs.h	Fri Aug 24 01:12:07 2012	(r239636)
@@ -210,6 +210,7 @@ struct m_ext2fs {
 #define EXT2F_COMPAT_PREALLOC		0x0001
 #define EXT2F_COMPAT_HASJOURNAL		0x0004
 #define EXT2F_COMPAT_RESIZE		0x0010
+#define EXT2F_COMPAT_HTREE		0x0020
 
 #define EXT2F_ROCOMPAT_SPARSESUPER	0x0001
 #define EXT2F_ROCOMPAT_LARGEFILE	0x0002