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Date: Tue, 1 Jul 2008 22:26:13 +0100
From: Samuel Thibault <samuel.thibault@eu.citrix.com>
Subject: Re: [Qemu-devel] A disk read error occurred
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To: qemu-devel@nongnu.org

Alexander (Sasha) Sirotkin, le Wed 02 Jul 2008 00:13:30 +0300, a écrit :
> On Tue, Jul 1, 2008 at 1:56 PM, Samuel Thibault
> <samuel.thibault@eu.citrix.com> wrote:
> > Alexander (Sasha) Sirotkin, le Tue 01 Jul 2008 13:24:53 +0300, a écrit :
> >> On Tue, Jul 1, 2008 at 12:41 AM, Samuel Thibault
> >> <samuel.thibault@eu.citrix.com> wrote:
> >> > Alexander (Sasha) Sirotkin, le Mon 30 Jun 2008 23:23:18 +0300, a écrit :
> >> >> For some reason when I try to boot qemu with -hda /dev/sda (or -hda
> >> >> /dev/hda), i.e. to use raw disk, it fails with the above error message
> >> >> - "A disk read error occurred". This happens only on IBM/Lenovo
> >> >> laptops (tried a few models), while it works just fine on any other
> >> >> desktop or laptop I can get my hands on. Probably has something to do
> >> >> with bios...
> >> >>
> >> >> Any suggestions ?
> >> >
> >> > How big is the disk?
> >>
> >> Not big, 40G.
> >
> > Ok so that's not an LBA28 issue.
> >
> Actually it appears that it is 80G after all. What's an LBA28 issue ?

2^28 sectors = 128GB, beyond that bochs bioses before around beginning
of 2008 can't access data.

Samuel