linux-kernel - Re: [PATCH] hyper-v: Fix wakeup from suspend-to-idle

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Message-ID: <nycvar.YFH.7.76.1809241123040.15880@cbobk.fhfr.pm>
Date:   Mon, 24 Sep 2018 11:24:12 +0200 (CEST)
From:   Jiri Kosina <jikos@...nel.org>
To:     Vitaly Kuznetsov <vkuznets@...hat.com>
cc:     linux-pm@...r.kernel.org, "Rafael J. Wysocki" <rjw@...ysocki.net>,
        "K. Y. Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] hyper-v: Fix wakeup from suspend-to-idle

On Wed, 12 Sep 2018, Vitaly Kuznetsov wrote:

> It makes little sense but still possible to put Hyper-V guests into
> suspend-to-idle state. To wake them up two wakeup sources were registered
> in the past: hyperv-keyboard and hid-hyperv. However, since
> commit eed4d47efe95 ("ACPI / sleep: Ignore spurious SCI wakeups from
> suspend-to-idle") pm_wakeup_event() from these devices is ignored. Switch
> to pm_wakeup_hard_event() API as these devices are actually the only
> possible way to wakeup Hyper-V guests.
> 
> Fixes: eed4d47efe95 (ACPI / sleep: Ignore spurious SCI wakeups from suspend-to-idle)
> Signed-off-by: Vitaly Kuznetsov <vkuznets@...hat.com>
> ---
>  drivers/hid/hid-hyperv.c              | 2 +-

	Acked-by: Jiri Kosina <jkosina@...e.cz>

for the above. I guess this'd better go through ACPI tree?

Thanks,

-- 
Jiri Kosina
SUSE Labs