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Re: [Bug-grub] [Bug #977] [PATCH] full Linux-LVM support
From: |
Jason Thomas |
Subject: |
Re: [Bug-grub] [Bug #977] [PATCH] full Linux-LVM support |
Date: |
Tue, 13 Aug 2002 09:27:12 +1000 |
User-agent: |
Mutt/1.4i |
Note: LVM is not RAID
On Mon, Aug 12, 2002 at 08:00:11AM -0400, address@hidden wrote:
>
> =================== BUG #977: LATEST MODIFICATIONS ==================
> http://savannah.gnu.org/bugs/?func=detailbug&bug_id=977&group_id=68
>
> Changes by: Anonymous user Date: 2002-Aug-12 08:00
>
> ------------------ Additional Follow-up Comments ----------------------------
> Nice to see that someone took over this task.
> This should enable booting from an mirrored md device holding an lvm root
> partition (Raid 1).
>
> Question: Did anyone check wether this is possible from an RAID 5 arranged
> software raid?
>
>
>
> =================== BUG #977: FULL BUG SNAPSHOT ===================
>
>
> Submitted by: None Project: GNU GRUB
>
> Submitted on: 2002-Aug-11 14:04
> Category: Disk & Partition Severity: Major
>
> Priority: None Bug Group: Feature Request
>
> Resolution: None Assigned to: None
>
> Status: Open Release: 0.92
>
> Reproducibility: Every Time Planned Release:
>
>
> Summary: [PATCH] full Linux-LVM support
>
> Original Submission: Attached is a diff against grub (sorry, not latest
> release, I hope this is not a serious problem) which adds full Linux-LVM
> support to grub. It even supports loading of stage2 from stage1.5 (+4k) and
> any combination of Volume Groups and Logical Volumes. Snapshot volumes are
> untested, but should work. LVs are accessed like this:
> "root <system:boot>", i.e. <vgname:lvname> - the corresponding block devices
> are sorted out by the LVM code. Autocompletion works, it is documented in
> grub.texi, selectable via configure, the ChangeLog was updated - I tried to
> make it as complete as possible.
> One point remains: I copied linalloc_* from gunzip.c and adjusted the memory
> address, it seems to work but please someone else look at it to make sure it
> is correct.
> (If my estimations are correct, it won't conflict with gunzip.c, but I don't
> know what lies below that memory area. 256GB total LV space uses ~512k memory
> currently)
>
>
> Follow-up Comments
> *******************
>
> -------------------------------------------------------
> Date: 2002-Aug-12 08:00 By: None
> Nice to see that someone took over this task.
> This should enable booting from an mirrored md device holding an lvm root
> partition (Raid 1).
>
> Question: Did anyone check wether this is possible from an RAID 5 arranged
> software raid?
>
>
> File Attachments
> ****************
>
> -------------------------------------------------------
> Date: 2002-Aug-11 14:04 Name: grub-lvm.diff Size: 38KB By: None
> patch for LVM support
> http://savannah.gnu.org/bugs/download.php?group_id=68&bug_id=977&bug_file_id=71
>
>
> For detailed info, follow this link:
> http://savannah.gnu.org/bugs/?func=detailbug&bug_id=977&group_id=68
>
>
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--
Jason Thomas Phone: +61 2 6257 7111
Unix System Administrator Fax: +61 2 6257 7311
tSA Consulting Group Pty. Ltd. Mobile: 0418 29 66 81
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