linux-kernel - Re: [RFC/PATCH] usb-storage: wait for device scanning before mounting root

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Date:	Fri, 25 Apr 2008 09:09:18 +0300 (EEST)
From:	Pekka J Enberg <penberg@...helsinki.fi>
To:	Greg KH <greg@...ah.com>
cc:	Alan Stern <stern@...land.harvard.edu>,
	linux-kernel@...r.kernel.org, dsd@...too.org,
	mdharm-usb@...-eyed-alien.net, linux-usb@...r.kernel.org,
	vegardno@....uio.no, James.Bottomley@...senPartnership.com,
	linux-scsi@...r.kernel.org
Subject: Re: [RFC/PATCH] usb-storage: wait for device scanning before	mounting
 root

On Thu, 24 Apr 2008, Greg KH wrote:
> What happens if there is no USB device present in the system?  Because
> of that, there is no way that this option could ever be enabled by any
> distro or anyone wanting their kernel to run on more than one machine :(

Not sure what you mean. If there are no USB devices present on the system, 
the boot proceeds as usual. The config option will make the kernel wait 
only if you have a USB mass storage device (or some other device that 
cause async SCSI scanning) _plugged in_.

		Pekka
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