linux-kernel - Re: [usb resume regression] in 3.16-rc1

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Message-ID: <CADDKRnAqQ16ng2VqPLnKBy2jVMm4tbm+AfjCUBd2pyX11zCHag@mail.gmail.com>
Date:	Fri, 20 Jun 2014 18:27:12 +0200
From:	Jörg Otte <jrg.otte@...il.com>
To:	Alan Stern <stern@...land.harvard.edu>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	USB list <linux-usb@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [usb resume regression] in 3.16-rc1

2014-06-20 16:57 GMT+02:00 Alan Stern <stern@...land.harvard.edu>:
> On Fri, 20 Jun 2014, Jörg Otte wrote:
>
>> 2014-06-19 19:35 GMT+02:00 Alan Stern <stern@...land.harvard.edu>:
>> > On Thu, 19 Jun 2014, Jörg Otte wrote:
>> >
>> >> I don't know how to do this.
>> >
>> > To enable dynamic debugging (as root):
>> >
>> >     echo 'module usbcore =p' >/sys/kernel/debug/dynamic_debug/control
>> >     echo 'module ehci_hcd =p' >/sys/kernel/debug/dynamic_debug/control
>> >
>> > Do this before you carry out the suspend, and post the resulting dmesg
>> > log.
>> >
>> > Alan Stern
>> >
>> here it is.
>
> Now I see the reason for the regression.  There already is a patch to
> fix it:
>
>         http://marc.info/?l=linux-usb&m=140304702623966&w=2
>
> The fix will probably be included in 3.16-rc2 or -rc3.
>
> Alan Stern
>
The patch works for me.

Thanks, Jörg
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