From: "Ákos Maróy" <akos@maroy.hu>
To: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Cc: Alan Stern <stern@rowland.harvard.edu>,
"Rafael J. Wysocki" <rjw@sisk.pl>,
Kernel development list <linux-kernel@vger.kernel.org>,
Greg KH <gregkh@suse.de>, USB list <linux-usb@vger.kernel.org>
Subject: Re: pm_op(): usb_dev_suspend+0x0/0x10 returns -2 on USB device 8087:0020
Date: Sat, 27 Feb 2010 09:02:11 +0100 [thread overview]
Message-ID: <4B88D183.9000006@maroy.hu> (raw)
In-Reply-To: <20100226001621.GA6060@xanatos>
Sarah,
> Actually, I wonder if 2.6.32 stable needs commit bcef3fd from 2.6.33.
> If the xHCI driver wasn't cleaning up the endpoint rings properly after
> a transfer error, I suppose the hardware could get wedged.
I see. where would I get this commit from? I have to stick with 2.6.32,
as I'm using the binary ATI video driver, which doesn't work with 2.6.33...
> If the hardware wasn't responding properly to commands, then URBs
> wouldn't have been able to be killed, the USB core would have sat around
> waiting on those URBs, and rmmod could never exit. I need a more
> detailed log to figure out exactly why the hardware is wedged though.
> Let me make the less-verbose debugging patch so you don't get log
> corruption, and then we'll see what's going on.
let me know how I can use this..
Akos
next prev parent reply other threads:[~2010-02-27 8:02 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-23 8:29 pm_op(): usb_dev_suspend+0x0/0x10 returns -2 on USB device 8087:0020 Ákos Maróy
2010-02-23 21:17 ` Rafael J. Wysocki
2010-02-24 16:40 ` Alan Stern
2010-02-24 22:36 ` Ákos Maróy
2010-02-25 15:27 ` Alan Stern
2010-02-25 16:43 ` Ákos Maróy
2010-02-25 17:46 ` Alan Stern
2010-02-25 19:04 ` Sarah Sharp
2010-02-25 19:36 ` Alan Stern
2010-02-25 19:52 ` Sarah Sharp
2010-02-25 22:37 ` Ákos Maróy
2010-02-26 0:16 ` Sarah Sharp
2010-02-26 16:12 ` Alan Stern
2010-02-26 16:32 ` Sarah Sharp
2010-02-27 8:02 ` Ákos Maróy [this message]
2010-03-02 0:48 ` Sarah Sharp
2010-02-25 21:05 ` Ákos Maróy
2010-02-25 22:23 ` Alan Stern
2010-02-25 17:07 ` Ákos Maróy
2010-03-04 13:55 ` Ákos Maróy
2010-02-26 5:21 ` Edward Shao
2010-02-27 8:03 ` Ákos Maróy
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