Date: Tue, 10 Jun 2008 00:39:24 -0400 (EDT) From: "Philip M. Gollucci" <pgollucci@p6m7g8.com> To: FreeBSD-gnats-submit@FreeBSD.org Cc: nox@FreeBSD.org Subject: misc/124434: [PATCH]: Missing updating entry for geom mirror metadata version rev Message-ID: <200806100439.m5A4dOC9051755@vegeta.p6m7g8.net> Resent-Message-ID: <200806100520.m5A5K1Gv082241@freefall.freebsd.org>
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>Number: 124434 >Category: misc >Synopsis: [PATCH]: Missing updating entry for geom mirror metadata version rev >Confidential: no >Severity: non-critical >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: update >Submitter-Id: current-users >Arrival-Date: Tue Jun 10 05:20:00 UTC 2008 >Closed-Date: >Last-Modified: >Originator: Philip M. Gollucci >Release: FreeBSD 8.0-CURRENT i386 >Organization: Apache Software Foundation (ASF) >Environment: System: FreeBSD vegeta.p6m7g8.net 8.0-CURRENT FreeBSD 8.0-CURRENT #0: Sat Mar 1 22:09:51 EST 2008 root@krillin.p6m7g8.net:/usr/obj/usr/src/sys/VEGETA i386 >Description: since I was talking to nox on #bsddev about it, I've cc'ed him here. Hope he doesn't mind. >How-To-Repeat: >Fix: --- UPDATING.diff begins here --- Index: UPDATING =================================================================== RCS file: /home/ncvs/src/UPDATING,v retrieving revision 1.531 diff -u -r1.531 UPDATING --- UPDATING 3 Jun 2008 18:09:10 -0000 1.531 +++ UPDATING 10 Jun 2008 04:27:18 -0000 @@ -395,6 +395,20 @@ reference these structures be recompiled.. Especially the linux module. +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 can than rebuild + the array the same way you built it originally. + 20061126: Sound infrastructure has been updated with various fixes and improvements. Most of the changes are pretty much transparent, --- UPDATING.diff ends here --- >Release-Note: >Audit-Trail: >Unformatted:
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