Re: USB storage no-boot regression (bisected)

From: Arjan van de Ven
Date: Thu Apr 16 2009 - 09:32:56 EST


On Thu, 16 Apr 2009 11:51:53 +0100
Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> wrote:

> > > Though it's an onboard USB SSD, not a pluggable stick.
> >
> > Wow, that's insane. Leave it to a hardware designer to use a bus
> > that you never know if you have discovered all the devices to be
> > the primary device to boot from.
>
> Let me see:
>
> - Standardised small component
> - Low pin count and low wire count bus
> - Cheap
>
> In an embedded environment where you know the device is wired in at
> software level that strikes me not as insane but very sensible.

I'm not surprised usb is used for storage. What I am surprised at is
that USB is used in such high end environments that rootwait is not
sufficient and that the panic-rebooter is needed for the reliability.



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Arjan van de Ven Intel Open Source Technology Centre
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