linux-kernel - Re: can't suspend on vaio sz (rc4 and rc5 are ok) [was Re: 2.6.22-rc4-mm2]

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Message-ID: <Pine.LNX.4.44L0.0706211533420.2933-100000@iolanthe.rowland.org>
Date:	Thu, 21 Jun 2007 15:39:37 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
cc:	Mattia Dongili <malattia@...ux.it>,
	Andrew Morton <akpm@...ux-foundation.org>,
	<linux-kernel@...r.kernel.org>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	<linux-usb-devel@...ts.sourceforge.net>
Subject: Re: can't suspend on vaio sz (rc4 and rc5 are ok) [was Re:
 2.6.22-rc4-mm2]

On Thu, 21 Jun 2007, Rafael J. Wysocki wrote:

> > I'll see if I can reproduce your problem here.
> 
> Yes, I can.  It's only necessary to load usb-storage (without any devices
> actually using it) and it fails device_suspend() immediately (I don't think
> it's freezer-related).
> 
> I've got the following trace from it:
> 
> usb_endpoint usbdev3.2_ep81: PM: suspend 0->1, parent 3-1:1.0 already 2
> Suspending device 3-1:1.0
> Suspending device usbdev3.2_ep00
> Suspending device 3-1
> Suspending device eth1
> Suspending device eth0
> Suspending device usbdev3.1
> Suspending device usbdev3.1_ep81
> Suspending device 3-0:1.0
> Suspending device usbdev3.1_ep00
> Suspending device usb3
> hub 3-0:1.0: hub_suspend
> ohci_hcd 0000:00:02.1: needs reinit!
> usb usb3: suspend fail, err -16
> usb usb3: 'global' suspend -16
> hub 3-0:1.0: hub_resume
> hub 3-0:1.0: activate --> -108
> suspend_device(): usb_suspend+0x0/0x30() returns -16
> Could not suspend device usb3: error -16
> WARNING: at /home/rafael/src/mm/linux-2.6.22-rc4-mm2/drivers/usb/core/urb.c:293 usb_submit_urb()

Well, a large part of the problem is that

	usb-try-to-debug-bug-8561.patch

hasn't been reverted in 2.6.22-rc4-mm2.  Andrew, that patch is supposed 
to be completely gone.  It isn't still present in your tree, is it?

Alan Stern

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