linux-kernel - Re: USB storage no-boot regression (bisected)

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Message-ID: <20090415183213.7962d929@infradead.org>
Date:	Wed, 15 Apr 2009 18:32:13 -0700
From:	Arjan van de Ven <arjan@...radead.org>
To:	Mark Lord <lkml@....ca>
Cc:	Greg KH <greg@...ah.com>, Jeff Garzik <jeff@...zik.org>,
	Linux USB kernel mailing list <linux-usb@...r.kernel.org>,
	Alan Stern <stern@...land.harvard.edu>,
	LKML <linux-kernel@...r.kernel.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: USB storage no-boot regression (bisected)

On Wed, 15 Apr 2009 17:55:08 -0400
Mark Lord <lkml@....ca> wrote:

> Arjan van de Ven wrote:
> > On Wed, 15 Apr 2009 11:37:44 -0400
> > Mark Lord <lkml@....ca> wrote:
> > 
> >> Arjan van de Ven wrote:
> >>> On Wed, 15 Apr 2009 10:25:05 -0400
> >>> Mark Lord <lkml@....ca> wrote:
> ..
> >>>> Not forever, just a few seconds to compensate for the regression.
> >>> seconds!!!!!
> >>> The whole kernel boots in half a second!
> >> ..
> >>
> >> Oh, absolutely I agree.
> >>
> >> That's why I'm not suggesting a DELAY
> >> but rather a TIMEOUT (where it keeps trying up until the timeout).
> > 
> > This exists today. It's just not something Jeff chose to use ;)
> > (because he didn't need to)
> > 
> >> For desktop, it should really just wait forever,
> >> but I can understand situations (server room)
> >> where that would be a Really Bad Idea.
> > 
> > it's called rootwait and such :)
> ..
> 
> No, that's not the same thing.
> rootwait has no timeout -- it waits *forever*,
> which will break auto-recovery on servers.

btw while I don't disagree that something like this is nice...

.... who would boot their server from a USB stick for production use?


-- 
Arjan van de Ven 	Intel Open Source Technology Centre
For development, discussion and tips for power savings, 
visit http://www.lesswatts.org
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