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Date: Sat, 17 Feb 2018 14:43:51 +0100
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Guenter Roeck <linux@roeck-us.net>
Cc: Brian Norris <briannorris@chromium.org>,
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        Leif Liddy <leif.linux@gmail.com>,
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        Hans de Goede <hdegoede@redhat.com>,
        Marcel Holtmann <marcel@holtmann.org>
Subject: Re: [PATCH 4.4 095/108] Bluetooth: btusb: Restore QCA Rome
 suspend/resume fix with a "rewritten" version
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On Fri, Feb 16, 2018 at 10:52:20AM -0800, Guenter Roeck wrote:
> On Fri, Feb 16, 2018 at 10:10:44AM -0800, Brian Norris wrote:
> > On Fri, Feb 16, 2018 at 07:48:50AM +0100, Greg Kroah-Hartman wrote:
> > > On Thu, Feb 15, 2018 at 06:31:48PM -0800, Brian Norris wrote:
> > > > On Thu, Feb 15, 2018 at 04:17:32PM +0100, Greg Kroah-Hartman wrote:
> > > > > 4.4-stable review patch.  If anyone has any objections, please let me know.
> > > > 
> > > > Consider this an objection:
> > > > 
> > > > I'm currently arguing that this is unnecessarily regressing power
> > > > consumption here:
> > > > 
> > > > https://patchwork.kernel.org/patch/10149195/
> > > > 
> > > > I'll leave it up to you what to do with this, but if this ends up in
> > > > Chromium OS kernels, I'm likely to revert it there...
> > > 
> > > Is that patch in Linus's tree yet?  If so, I'll be glad to also apply it
> > > here.
> > 
> > The link is the original patch, where I'm (too late?) complaining about
> > its side effects. Hans and Marcel are discussing potential alternatives.
> > This stuff happens in -rc kernels. But you're already ready to push it
> > out to -stable users? I can try to push another few reverts into Linus's
> > tree if that really helps, or else you can wait on pushing these to
> > -stable until 4.16 settles down.
> 
> FWIW, here are the various commit SHAs.
> 
> Upstream:			61f5acea8737
> v4.15 (queued for v4.15.4):	e766a2d7f7c2
> v4.14 (queued for v4.14.20):	736385472dfa
> v4.9 (queued for v4.9.82):	1c6fc2167678
> v4.4 (queued for v4.4.116):	575538a5371d
> 
> I didn't check older stable kernels.

Thanks, but I've now released all of these with this patch committed, so
we are now "bug compatible" :)

Please work to get this resolved in Linus's tree and I will be glad to
backport the result.

thanks,

greg k-h