linux-kernel - Re: [linux-usb-devel] USB-related oops in sysfs with linux v2.6.23-rc3-50-g28e8351

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Message-ID: <Pine.LNX.4.64.0708211402000.2460@twin.jikos.cz>
Date:	Tue, 21 Aug 2007 14:04:26 +0200 (CEST)
From:	Jiri Kosina <jikos@...os.cz>
To:	Florin Iucha <florin@...ha.net>
cc:	linux-usb-devel@...ts.sourceforge.net,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Greg KH <gregkh@...e.de>,
	Michal Piotrowski <michal.k.k.piotrowski@...il.com>
Subject: Re: [linux-usb-devel] USB-related oops in sysfs with linux
 v2.6.23-rc3-50-g28e8351

On Tue, 21 Aug 2007, Florin Iucha wrote:

> I have enabled USB debugging and I see a bunch (=46) of these messages:

>    [  $timestamp] usb 1-9: usb auto-suspend
>    [  $timestamp] usb 1-9: usb auto-resume
>    [  $timestamp] ehci_hcd 0000:00:02.1: GetStatus port 9 status 001005 POWER sig=se0 PE CONNECT
>    [  $timestamp] usb 1-9: finish resume
> The messages continued to be logged, even after the keyboard has
> become unresponsive.

I guess that this is the card reader being suspended and resumed 
afterwards. Do you by any chance see any improvement when you

- rmmod ehci_hcd
- disable USB_AUTOSUSPEND

please? Thanks,

-- 
Jiri Kosina
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