linux-kernel - Re: [PATCH v4 5/7] x86/irq: Count Hyper-V reenlightenment interrupts

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Message-ID: <alpine.DEB.2.20.1801292246290.2712@nanos>
Date:   Mon, 29 Jan 2018 22:48:43 +0100 (CET)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Radim Krčmář <rkrcmar@...hat.com>
cc:     Vitaly Kuznetsov <vkuznets@...hat.com>, kvm@...r.kernel.org,
        x86@...nel.org, Paolo Bonzini <pbonzini@...hat.com>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        "K. Y. Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        "Michael Kelley (EOSG)" <Michael.H.Kelley@...rosoft.com>,
        Andy Lutomirski <luto@...nel.org>,
        Mohammed Gamal <mmorsy@...hat.com>,
        Cathy Avery <cavery@...hat.com>,
        Roman Kagan <rkagan@...tuozzo.com>,
        linux-kernel@...r.kernel.org, devel@...uxdriverproject.org
Subject: Re: [PATCH v4 5/7] x86/irq: Count Hyper-V reenlightenment
 interrupts

On Wed, 24 Jan 2018, Radim Krčmář wrote:

> 2018-01-24 14:23+0100, Vitaly Kuznetsov:
> > Hyper-V reenlightenment interrupts arrive when the VM is migrated, we're
> > not supposed to see many of them. However, it may be important to know
> > that the event has happened in case we have L2 nested guests.
> > 
> > Signed-off-by: Vitaly Kuznetsov <vkuznets@...hat.com>
> > Reviewed-by: Thomas Gleixner <tglx@...utronix.de>
> > ---
> 
> Thomas,
> 
> I think the expectation is that this series will go through the KVM
> tree.  Would you prefer a topic branch?

Is there any dependency outside of plain 4.15? If not, I'll put it into
x86/hyperv and let KVM folks pull it over.

Thanks,

	tglx