linux-kernel - Re: [REGRESSION] "bind" a device to a driver doesn't not work anymore

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Date:	Sat, 10 Oct 2009 20:00:29 -0700
From:	Greg KH <gregkh@...e.de>
To:	?ric Piel <Eric.Piel@...mplin-utc.net>
Cc:	Dmitry Torokhov <dtor@...ightbb.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-input@...r.kernel.org
Subject: Re: [REGRESSION] "bind" a device to a driver doesn't not work
	anymore

On Sun, Oct 11, 2009 at 02:04:02AM +0200, ?ric Piel wrote:
> Hello,
>
> After a suspend, I used to do this (to get the PS2 keyboard working again), 
> and it used to work fine:
> echo -n "i8042" > /sys/bus/platform/drivers/i8042/unbind ; sleep 1 ; echo 
> -n "i8042" > /sys/bus/platform/drivers/i8042/bind
>
> Unfortunately since 2.6.32-rc1, the unbind works fine, but the bind returns 
> a "no such device" error now (and the binding is not done). After that, 
> additional unbinds also report the error. I think 2.6.31 worked fine. Any 
> idea what's going wrong?

Odd.  Any chance you can run 'git bisect' to figure out which patch
might have caused it?

thanks,

greg k-h
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