linux-kernel - Re: [PATCH v2 1/2] x86/hyperv: Implement hv_is_hibernation

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Date:   Wed, 20 Nov 2019 10:49:51 +0100 (CET)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Dexuan Cui <decui@...rosoft.com>
cc:     kys@...rosoft.com, haiyangz@...rosoft.com, sthemmin@...rosoft.com,
        sashal@...nel.org, linux-hyperv@...r.kernel.org,
        linux-kernel@...r.kernel.org, mikelley@...rosoft.com,
        david@...hat.com, arnd@...db.de, bp@...en8.de,
        daniel.lezcano@...aro.org, hpa@...or.com, mingo@...hat.com,
        x86@...nel.org, Alexander.Levin@...rosoft.com, vkuznets@...hat.com,
        linux-arch@...r.kernel.org
Subject: Re: [PATCH v2 1/2] x86/hyperv: Implement
 hv_is_hibernation_supported()

On Tue, 19 Nov 2019, Dexuan Cui wrote:
> Once all the vmbus and VSC patches for the hibernation feature are
> accepted, an extra patch will be submitted to forbid hibernation if the
> virtual ACPI S4 state is absent, i.e. hv_is_hibernation_supported() is
> false.
> 
> Signed-off-by: Dexuan Cui <decui@...rosoft.com>
> Reviewed-by: Michael Kelley <mikelley@...rosoft.com>
> ---
> 
> v2 is actually the same as v1. This is just a resend.
> 
> I suggest this patch should go through the Hyper-V tree:
> https://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux.git/log/?h=hyperv-next
> because it's needed by
> [PATCH v2 2/2] hv_balloon: Add the support of hibernation
> and some upcoming patches.

Acked-by: Thomas Gleixner <tglx@...utronix.de>