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From: Avi Kivity <avi@qumranet.com>
To: David Mair <dmair@mair-family.org>
Cc: KVM list <kvm@vger.kernel.org>, "H. Peter Anvin" <hpa@zytor.com>
Subject: Re: 63 sectors
Date: Wed, 03 Sep 2008 12:32:11 +0300	[thread overview]
Message-ID: <48BE599B.9020709@qumranet.com> (raw)
In-Reply-To: <48BE4C43.1010401@mair-family.org>

David Mair wrote:
> A solution used on another platform I'm familiar with is for the 
> platform's storage drivers to report disk geometry as having have 32 
> sectors per track. The native partitioning tool will then always 
> create partitions with 32 sector alignment. It's possible a BIOS 
> change could be made to achieve that.
>

I tried 60 sectors per track, but Windows saw the disk as an 8GB disk 
and refused to format.  Linux had similar problems.

>> Does anybody know if scsi will have the same problems?  Can anyone 
>> suggest other workarounds?
>
> If you are using a guest platform like linux and don't need multiple 
> file systems on the same [virtual] disk then just format the whole 
> disk rather than partition it:
>
> # mkfs -t ext3 /dev/sdb
>
> (instead of /dev/sdb1, 2, 3, etc)

That won't work with the installers (at least not simply), and doesn't 
allow for a swap partition.


-- 
error compiling committee.c: too many arguments to function


  reply	other threads:[~2008-09-03  9:32 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-03  8:12 63 sectors Avi Kivity
2008-09-03  8:35 ` David Mair
2008-09-03  9:32   ` Avi Kivity [this message]
2008-09-03 11:26 ` Gerd Hoffmann
2008-09-04  8:49   ` Gerd Hoffmann
2008-09-03 16:15 ` H. Peter Anvin
2008-09-04  3:20 ` Liu Yu-B13201
2008-09-04  3:33   ` H. Peter Anvin
2008-09-04  3:39     ` Liu Yu-B13201
2008-09-04  3:56       ` H. Peter Anvin
2008-09-04  7:47         ` Itamar Heim
2008-09-07  8:20           ` Avi Kivity
2008-09-04  8:58 ` Ian Kirk
2008-09-04 11:15   ` Laurent Vivier
2008-09-04 12:18   ` H. Peter Anvin
2008-09-04 13:56     ` H. Peter Anvin
2008-09-04 17:56   ` Charles Duffy

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