Date: Thu, 17 Jul 2008 11:03:05 +0300 From: Danny Braniss <danny@cs.huji.ac.il> To: freebsd-hackers@freebsd.org Subject: UPDATE & backdating Message-ID: <E1KJOSA-000A05-0p@cs1.cs.huji.ac.il>
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I don't know if this is the usual case, but I was caught by surprice :-)
--- /r+d/7.0/src/UPDATING 2008-02-28 17:28:19.000000000 +0200
+++ /r+d/releng_7/src/UPDATING 2008-07-14 09:07:13.000000000 +0300
@@ -285,6 +285,20 @@
This does not affect those who are using "/dev/dsp".
20061122:
+ geom(4)'s gmirror(8) class metadata structure has been
+ rev'd from v3 to v4. If you update across this point and
+ your metadata is converted for you, you will not be easily
+ able to downgrade since the /boot/kernel.old/geom_mirror.ko
+ kernel module will be unable to read the v4 metadata. You
+ can resolve this by doing from the loader(8) prompt:
+
+ set vfs.root.mountfrom="ufs:/dev/XXX"
+
+ where XXX is the root slice of one of the disks that composed
+ the mirror (i.e.: /dev/ad0s1a). You can then rebuild
+ the array the same way you built it originally.
+
+20061122:
The following binaries have been disconnected from the build:
mount_devfs, mount_ext2fs, mount_fdescfs, mount_procfs,
mount_linprocfs,
and mount_std. The functionality of these programs has been
@@ -925,4 +939,4 @@
Contact Warner Losh if you have any questions about your use of
this document.
-$FreeBSD: src/UPDATING,v 1.507.2.5 2008/02/24 05:16:55 kensmith Exp $
+$FreeBSD: src/UPDATING,v 1.507.2.7 2008/07/13 18:11:50 remko Exp $
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