enable jffs2 summary for faster mount time

SVN-Revision: 8846

target/linux/generic-2.6/config-2.6.22

@@ -633,7 +633,7 @@ CONFIG_JFFS2_FS_WRITEBUFFER=y
 # CONFIG_JFFS2_FS_XATTR is not set
 CONFIG_JFFS2_RTIME=y
 # CONFIG_JFFS2_RUBIN is not set
-# CONFIG_JFFS2_SUMMARY is not set
+CONFIG_JFFS2_SUMMARY=y
 CONFIG_JFFS2_ZLIB=y
 # CONFIG_JFFS_FS is not set
 # CONFIG_JFS_DEBUG is not set

target/linux/generic-2.6/config-default

@@ -617,7 +617,7 @@ CONFIG_JFFS2_FS_WRITEBUFFER=y
 # CONFIG_JFFS2_FS_XATTR is not set
 CONFIG_JFFS2_RTIME=y
 # CONFIG_JFFS2_RUBIN is not set
-# CONFIG_JFFS2_SUMMARY is not set
+CONFIG_JFFS2_SUMMARY=y
 CONFIG_JFFS2_ZLIB=y
 # CONFIG_JFFS_FS is not set
 # CONFIG_JFS_DEBUG is not set