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Bug#595494: marked as done (mdadm: metadata version change and grub2 support)

Your message dated Thu, 30 Dec 2010 20:19:22 +0100
with message-id <20101230191922.GA5624@radis.liafa.jussieu.fr>
and subject line Re: Bug#595494: mdadm: metadata version change and grub2 support
has caused the Debian Bug report #595494,
regarding mdadm: metadata version change and grub2 support
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

(NB: If you are a system administrator and have no idea what this
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-- 
595494: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=595494
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems
--- Begin Message --- 
Package: release-notes
Severity: normal
Tags: patch

Please include in the squeeze release notes a warning to users of
grub-pc (grub2) and mdadm. Patch attached.

-- System Information:
Debian Release: squeeze/sid
  APT prefers unstable
  APT policy: (500, 'unstable'), (1, 'experimental')
Architecture: amd64 (x86_64)

Kernel: Linux 2.6.35-trunk-amd64 (SMP w/1 CPU core)
Locale: LANG=en_GB, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash


-- 
 .''`.   martin f. krafft <madduck@d.o>      Related projects:
: :'  :  proud Debian developer               http://debiansystem.info
`. `'`   http://people.debian.org/~madduck    http://vcs-pkg.org
  `-  Debian - when you have better things to do than fixing systems

--- issues.dbk.orig	2010-09-04 15:28:33.099962649 +0200
+++ issues.dbk	2010-09-04 15:50:14.693204533 +0200
@@ -57,6 +57,32 @@
 </para>
 </section>
 
+<section id="mdadm-metadata">
+<title>mdadm metadata format change requires recent Grub</title>
+<para>
+The following only applies to users who want to let the <systemitem
+role="package">grub-pc</systemitem> bootloader load the kernel directly off
+a <acronym>RAID</acronym> device created with <systemitem
+role="package">mdadm</systemitem> 3.x and default values, or when the metadata
+version is explicitly set using <literal>-e</literal>. Specifically, this
+includes all arrays created during or after the installation of Debian
+&releasename;. Arrays created with older mdadm versions, and
+<acronym>RAID</acronym>s created with the command-line option <literal>-e
+0.9</literal> are not affected.
+</para>
+<para>
+Versions of <systemitem role="package">grub-pc</systemitem> older than
+1.98+20100720-1 will not be able to boot directly off
+a <acronym>RAID</acronym> with the 1.x metadata formats (the new default is
+1.2). To ensure a bootable system, please make sure to use <systemitem
+role="package">grub-pc</systemitem>
+1.98+20100720-1 or later, which is provided by Debian &releasename;. An
+unbootable system may be rescued with <ulink
+url="http://www.supergrubdisk.org/super-grub2-disk/";>Super Grub2 Disk</ulink>
+or <ulink url="http://grml.org";>grml</ulink>.
+</para>
+</section>
+
 <section id="window-scaling">
 <title>Certain network sites cannot be reached by TCP</title>
 <para>

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--- End Message ---
--- Begin Message --- 
On Sat, Sep  4, 2010 at 16:06:46 +0200, martin f krafft wrote:

> Package: release-notes
> Severity: normal
> Tags: patch
> 
> Please include in the squeeze release notes a warning to users of
> grub-pc (grub2) and mdadm. Patch attached.
> 
Committed as r7975, thanks.

Cheers,
Julien

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