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Date:   Sat, 25 Jan 2020 16:45:48 -0500
From:   Sasha Levin <sashal@kernel.org>
To:     Dexuan Cui <decui@microsoft.com>
Cc:     "dmitry.torokhov@gmail.com" <dmitry.torokhov@gmail.com>,
        KY Srinivasan <kys@microsoft.com>,
        Haiyang Zhang <haiyangz@microsoft.com>,
        Stephen Hemminger <sthemmin@microsoft.com>,
        "linux-hyperv@vger.kernel.org" <linux-hyperv@vger.kernel.org>,
        "linux-input@vger.kernel.org" <linux-input@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Michael Kelley <mikelley@microsoft.com>,
        Sasha Levin <Alexander.Levin@microsoft.com>
Subject: Re: [PATCH][RESEND] Input: hyperv-keyboard: Add the support of
 hibernation
Message-ID: <20200125214548.GA11467@sasha-vm>
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On Sat, Jan 25, 2020 at 01:59:03AM +0000, Dexuan Cui wrote:
>> From: linux-hyperv-owner@vger.kernel.org
>> <linux-hyperv-owner@vger.kernel.org> On Behalf Of Dexuan Cui
>> Sent: Wednesday, January 15, 2020 11:53 AM
>> > ...
>> > On Mon, Jan 06, 2020 at 02:40:44PM -0800, Dexuan Cui wrote:
>> > >Add suspend() and resume() functions so the Hyper-V virtual keyboard
>> > >can participate in VM hibernation.
>> > >
>> > >Note that the keyboard is a "wakeup" device that could abort an in-progress
>> > >hibernation if there is keyboard event.  No attempt is made to suppress
>> > this
>> > >behavior.  If desired, a sysadmin can disable the keyboard as a wakeup
>> > device
>> > >using standard mechanisms such as:
>> > >
>> > >echo disabled >
>> > /sys/bus/vmbus/drivers/hyperv_keyboard/XXX/power/wakeup
>> > >(where XXX is the device's GUID)
>> > >
>> > >Reviewed-by:  Michael Kelley <mikelley@microsoft.com>
>> > >Signed-off-by: Dexuan Cui <decui@microsoft.com>
>> > >---
>> > >
>> > >This is a RESEND of https://lkml.org/lkml/2019/11/24/115 .
>> >
>> > >Please review.
>> > >
>> > >If it looks good, Sasha Levin, can you please pick it up via the
>> > >hyperv/linux.git tree, as you did last time for this driver?
>> >
>> > This will need an ack from the input driver maintainers, unless they
>> > want to give a blanket ack to this type of patches.
>> >
>> > Thanks,
>> > Sasha
>>
>> Hi Dmitry,
>> May I have your Acked-by for this patch?
>>
>> Thanks
>> -- Dexuan
>
>It looks Dmitry may be on leave and there is no ACK from any input driver
>maintainers. :-(
>
>Sasha, for this patch, I would suggest it may as well go directly through the
>Hyper-V tree because
>1. It's really small and it's a pure Hyper-V change.
>2. This is for a new functionality and it can not break any existing code.
>3. I'm pretty sure it can not cause any merge conflict or build failure.
>
>It's still wonderful to get an Ack or some comment from the input driver
>maintainer(s), so maybe let's wait more time (e.g. a week?) and then I
>suggust we proceed.

I'll queue it up via the hyperv tree, if anyone has any objections
please let me know.

-- 
Thanks,
Sasha