linux-kernel - RE: [PATCH] HID: hyperv: Add the support of hibernation

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Message-ID: <PU1P153MB01698048162343130F34DAE0BF830@PU1P153MB0169.APCP153.PROD.OUTLOOK.COM>
Date:   Sun, 29 Sep 2019 17:44:09 +0000
From:   Dexuan Cui <decui@...rosoft.com>
To:     Sasha Levin <sashal@...nel.org>
CC:     Jiri Kosina <jikos@...nel.org>, KY Srinivasan <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        "benjamin.tissoires@...hat.com" <benjamin.tissoires@...hat.com>,
        "linux-hyperv@...r.kernel.org" <linux-hyperv@...r.kernel.org>,
        "linux-input@...r.kernel.org" <linux-input@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Michael Kelley <mikelley@...rosoft.com>
Subject: RE: [PATCH] HID: hyperv: Add the support of hibernation

> From: Sasha Levin <sashal@...nel.org>
> Sent: Friday, September 27, 2019 5:05 AM
> To: Dexuan Cui <decui@...rosoft.com>
> Cc: Jiri Kosina <jikos@...nel.org>; KY Srinivasan <kys@...rosoft.com>;
> Haiyang Zhang <haiyangz@...rosoft.com>; Stephen Hemminger
> <sthemmin@...rosoft.com>; benjamin.tissoires@...hat.com;
> linux-hyperv@...r.kernel.org; linux-input@...r.kernel.org;
> linux-kernel@...r.kernel.org; Michael Kelley <mikelley@...rosoft.com>
> Subject: Re: [PATCH] HID: hyperv: Add the support of hibernation
> 
> On Fri, Sep 27, 2019 at 05:42:31AM +0000, Dexuan Cui wrote:
> >> From: Jiri Kosina <jikos@...nel.org>
> >> Sent: Thursday, September 26, 2019 6:23 AM
> >> To: Dexuan Cui <decui@...rosoft.com>
> >>
> >> On Thu, 26 Sep 2019, Jiri Kosina wrote:
> >>
> >> > > > This patch is basically a pure Hyper-V specific change and it has a
> >> > > > build dependency on the commit 271b2224d42f ("Drivers: hv: vmbus:
> >> > > > Implement
> >> > > > suspend/resume for VSC drivers for hibernation"), which is on Sasha
> >> Levin's
> >> > > > Hyper-V tree's hyperv-next branch [ ... snipped ...]
> >> > > >
> >> > > > I request this patch should go through Sasha's tree rather than the
> >> > > > input subsystem's tree.
> >> > > >
> >> > > > Hi Jiri, Benjamin, can you please Ack?
> >> > >
> >> > > Hi Jiri, Benjamin,
> >> > > Can you please take a look at the patch?
> >> >
> >> > Hi Dexuan,
> >> >
> >> > I am planning to process it once 5.4 merge window is over and thus hid.git
> >> > is open again for 5.5 material.
> >>
> >> Ah, now I see you asked for this go through hyperv tree. For that, feel
> >> free to add
> >> 	Acked-by: Jiri Kosina <jkosina@...e.cz>
> >> Jiri Kosina
> >
> >Thanks for the Ack, Jiri!
> >
> >I have a bunch of patches, including this one, to support Linux VM's
> hibernation
> >when the VM runs on Hyper-V. I just feel it would be better for all of them to
> >go through the Hyper-V tree. :-)
> 
> Thank Dexuan, Jiri,
> 
> Dexuan, I've been silently ignoring your patches for the past few weeks
> for the same reason as Jiri has mentioned. I'll pick them all up once
> the 5.4 merge window closes in a few days.
> 
> Thanks,
> Sasha

Thanks, Sasha!

BTW, I'll post a v2 for this patch, as IMO I may be able to get rid of the
mousevsc_pm_notify in this patch by disabling the channel callback
in the suspend function.

Thanks,
-- Dexuan