linux-kernel - Re: Fwd: usb issues with 3.6.X and 3.7.X

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Message-ID: <Pine.LNX.4.44L0.1212261146300.15906-100000@netrider.rowland.org>
Date:	Wed, 26 Dec 2012 11:48:25 -0500 (EST)
From:	Alan Stern <stern@...land.harvard.edu>
To:	Fabio Coatti <fabio.coatti@...il.com>
cc:	linux-kernel@...r.kernel.org, <linux-usb@...r.kernel.org>,
	<rydberg@...omail.se>
Subject: Re: Fwd: usb issues with 3.6.X and 3.7.X

On Wed, 26 Dec 2012, Fabio Coatti wrote:

> Hi all,
> I'm experiencing some usb-related issues with recent kernels (3.6.7
> and 3.7.1 at least.)
> Basically I have a V500 epson scanner that worked just fine with older
> kernels; since last time I used it I've changed several kernels and
> now the oldest that I have on my machine is 3.6.7.
> Recently I tried to use the usb scanner without success.

> I've tried to look at usb traffic with usbmon, but honestly it's not
> my ground :)

Can you get an equivalent usbmon trace from an earlier working kernel?
Comparing the two would be useful.

Alan Stern

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