linux-kernel - Re: [PATCH] usbnet/cdc_ncm: add missing .reset

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Message-ID: <20110607173506.GA27559@suse.de>
Date:	Tue, 7 Jun 2011 10:35:06 -0700
From:	Greg KH <gregkh@...e.de>
To:	"Stefan (metze) Metzmacher" <metze@...ba.org>
Cc:	David Miller <davem@...emloft.net>, oliver@...kum.name,
	linux-usb@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] usbnet/cdc_ncm: add missing .reset_resume hook

On Tue, Jun 07, 2011 at 07:07:58PM +0200, Stefan (metze) Metzmacher wrote:
> Am 07.06.2011 16:43, schrieb Greg KH:
> > On Tue, Jun 07, 2011 at 09:38:12AM +0200, Stefan (metze) Metzmacher wrote:
> >> Am 06.06.2011 17:06, schrieb Greg KH:
> >>> On Mon, Jun 06, 2011 at 02:23:16PM +0200, Stefan (metze) Metzmacher wrote:
> >>>> Hi David,
> >>>>
> >>>>> From: Stefan Metzmacher <metze@...ba.org>
> >>>>> Date: Wed,  1 Jun 2011 14:01:41 +0200
> >>>>>
> >>>>>> This avoids messages like this after suspend:
> >>>>>>
> >>>>>>    cdc_ncm 2-1.4:1.6: no reset_resume for driver cdc_ncm?
> >>>>>>    cdc_ncm 2-1.4:1.7: no reset_resume for driver cdc_ncm?
> >>>>>>    cdc_ncm 2-1.4:1.6: usb0: unregister 'cdc_ncm' usb-0000:00:1d.0-1.4, CDC NCM
> >>>>>>
> >>>>>> This is important for the Ericsson F5521gw GSM/UMTS modem.
> >>>>>> Otherwise modemmanager looses the fact that the cdc_ncm and cdc_acm devices
> >>>>>> belong together.
> >>>>>>
> >>>>>> The cdc_ether module does the same.
> >>>>>>
> >>>>>> Signed-off-by: Stefan Metzmacher <metze@...ba.org>
> >>>>>
> >>>>> Applied and queued up for -stable, thanks.
> >>>>
> >>>> It seems to be part of 3.0-rc2, but I'm not seeing it in any stable tree
> >>>> yet...
> >>>>
> >>>> When can I expect it in stable trees like 2.6.38.y?
> >>>
> >>> The .38.y tree is closed and will not have new releases, so you will
> >>> never see it there, sorry.
> >>
> >> Ok, are there chances for .39.y?
> > 
> > There are, it requires the patch to be in Linus's tree first,
> 
> It's already there:
> 
> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=85e3c65fa3a1d0542c181510a950a2be7733ff29
> 
> > please see Documentation/stable_kernel_rules.txt for the details.
> 
> Thanks for the pointer. It seems I've missed the Cc: <stable@...nel.org>
> line(s).
> 
> Would this be the correct syntax in order to get it into 2.6.38.x and
> 2.6.39.x?
> (2.6.38 wasn't closed at the time I submitted the patch)
> 
> Cc: <stable@...nel.org> # .38.x
> Cc: <stable@...nel.org> # .39.x
> 
> Should I resubmit the patch, or can you just cherry pick
> 85e3c65fa3a1d0542c181510a950a2be7733ff29
> from Linus's tree?

I've queued it up now, thanks.

greg k-h
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