mdraid and hpa upgrade issues

Nicolas Mailhot nicolas.mailhot at
Fri May 25 15:11:51 UTC 2007

Le Ven 25 mai 2007 16:24, Alan Cox a écrit :
> On Fri, May 25, 2007 at 09:44:09AM -0400, Jarod Wilson wrote:
>> Personally, I'd rather see us respect the hpa whenever we can. Just
>> seems like the correct thing to do. Then again, it sounds like the
>> only
>> case where its really necessary, the bios hard-codes it anyhow...
> Its a real PITA to answer that. HPA is uses for
> 1. Hiding Windoze recovery partitions	(depends on the user what is
> "right")
> 2. Clipping disks to work around old BIOSen (want to remove)
> 3. Hiding suspend partitions (generally want to keep it on)
> 4. Clipping odd sector count disks to even sizes (want to keep on)
> and more..

Can't HPA be used by default for new installations, and be disabled
when the user asks to upgrade a pre-hpa fedora system ?

Nicolas Mailhot

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