linux-kernel - Re: loading firmware while usermodehelper disabled.

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Message-ID: <Pine.LNX.4.44L0.1201031007500.1452-100000@iolanthe.rowland.org>
Date:	Tue, 3 Jan 2012 10:09:21 -0500 (EST)
From:	Alan Stern <stern@...land.harvard.edu>
To:	Matthew Garrett <mjg@...hat.com>
cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Jack Stone <jwjstone@...tmail.fm>,
	Oliver Neukum <oliver@...kum.org>,
	Dave Jones <davej@...hat.com>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	Larry Finger <Larry.Finger@...inger.net>,
	Chaoming Li <chaoming_li@...lsil.com.cn>,
	"John W. Linville" <linville@...driver.com>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	USB list <linux-usb@...r.kernel.org>,
	Linux Wireless List <linux-wireless@...r.kernel.org>
Subject: Re: loading firmware while usermodehelper disabled.

On Tue, 3 Jan 2012, Matthew Garrett wrote:

> On Mon, Jan 02, 2012 at 09:45:58PM -0500, Alan Stern wrote:
> 
> > Wait a second.  Why does isight_firmware bind at this time?  Binding to
> > new devices is handled by khubd, which doesn't start running again
> > until after the resume is finished (the device appears to be new
> > because its descriptors have changed).  At that point there should be
> > no trouble reloading the firmware.
> 
> Then why are we getting this warning? The firmware is only loaded in the 
> probe function.

I don't know.  Do you have a kernel log (with CONFIG_USB_DEBUG enabled) 
posted somewhere?

Alan Stern

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