linux-kernel - Re: [34-stable regression] USB delay init quirk causes device events loss

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Message-ID: <4C8E594B.6080100@suse.cz>
Date:	Mon, 13 Sep 2010 19:03:07 +0200
From:	Jiri Slaby <jslaby@...e.cz>
To:	Alan Stern <stern@...land.harvard.edu>
CC:	Phil Dibowitz <phil@...m.com>, Greg KH <gregkh@...e.de>,
	stable@...nel.org, USB list <linux-usb@...r.kernel.org>,
	Linux kernel mailing list <linux-kernel@...r.kernel.org>
Subject: Re: [34-stable regression] USB delay init quirk causes device events
 loss

On 09/13/2010 06:24 PM, Alan Stern wrote:
> Jiri, as a workaround for people using the current 3.6.34.stable, you
> can ask them to do:
> 
> 	echo on >/sys/bus/usb/devices/.../power/level
> 
> with the "..." filled in appropriately.

Yeah, the people are using that already. (Actually, they attached a udev
script to do that automatically.) Or usbcore.autosuspend=-1 is an easier
workaround (but disables autosuspend completely, indeed).

thanks,
-- 
js
suse labs
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