[arch-general] What changed dual-boot grub definition (hd0, 0) -> (hd0, 1)

Mauro Santos registo.mailling at gmail.com
Mon Mar 18 18:04:12 EDT 2013

On 18-03-2013 14:55, David C. Rankin wrote:

>   While the fix is simple, what caused the loss of sda1 in the first place?
> This box has booted Arch and then XP as (hd0,0) since 2009. Now it requires
> (hd0,1). Is this related to the same udev issue that caused eth0 -> enp2s0? If
> so, can I rely on it staying sda2 going forward or do I need another softlink in
> /etc/udev/rules.d to make it so?

Partition numbering changed with grub2. Partition numbering now starts
with 1 while with grub1 it started with 0, therefore (hd0,0) with grub1
is the same as (hd0,1) with grub2.

Mauro Santos

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