Added UPDATING about mfs clean flag changes.

diff --git a/docs/UPDATING b/docs/UPDATING
index 293931c4cf4597d57b5a736af42964a5378f7573..4a2c875439f169f6bdf8519efc4d1f4d029671f6 100644 (file)
--- a/docs/UPDATING
+++ b/docs/UPDATING
@@ -1,3 +1,15 @@
+20111222:
+       The latest mkfs.mfs and fsck.mfs must be installed in
+       /sbin when building a new image, and booting with the new mfs,
+       and the new system rc script must be installed that invokes the new
+       fsck driver.
+
+       Do this BEFORE a 'make world':
+       # make clean etcfiles includes libraries
+       # make -C commands/mkfs.mfs clean install
+       # make -C commands/fsck.mfs clean install
+       Then 'make clean world' as usual.
+
 20111212:
        After a successful "make world", issue the following commands:
        # cd /dev