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Sender: Guenter Roeck <groeck7@gmail.com>
Date:   Fri, 13 Aug 2021 11:36:22 -0700
From:   Guenter Roeck <linux@roeck-us.net>
To:     Hikaru Nishida <hikalium@chromium.org>
Cc:     linux-kernel@vger.kernel.org, dme@dme.org, tglx@linutronix.de,
        mlevitsk@redhat.com, suleiman@google.com,
        Andy Lutomirski <luto@kernel.org>,
        Borislav Petkov <bp@alien8.de>,
        "H. Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@redhat.com>,
        Jim Mattson <jmattson@google.com>,
        Joerg Roedel <joro@8bytes.org>,
        John Stultz <john.stultz@linaro.org>,
        Paolo Bonzini <pbonzini@redhat.com>,
        Sean Christopherson <seanjc@google.com>,
        Stephen Boyd <sboyd@kernel.org>,
        Steve Wahl <steve.wahl@hpe.com>,
        Vitaly Kuznetsov <vkuznets@redhat.com>,
        Wanpeng Li <wanpengli@tencent.com>, kvm@vger.kernel.org,
        x86@kernel.org
Subject: Re: [v2 PATCH 2/4] x86/kvm: Add definitions for virtual suspend time
 injection
Message-ID: <20210813183622.GA2201105@roeck-us.net>
References: <20210806100710.2425336-1-hikalium@chromium.org>
 <20210806190607.v2.2.I6e8f979820f45e38370aa19180a33a8c046d0fa9@changeid>
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On Fri, Aug 06, 2021 at 07:07:08PM +0900, Hikaru Nishida wrote:
> Add definitions of MSR, KVM_FEATURE bit, IRQ and a structure called
> kvm_suspend_time that are used by later patchs to support the
> virtual suspend time injection mechanism.
> 
> Signed-off-by: Hikaru Nishida <hikalium@chromium.org>
> ---
> 

This patch series assumes that kvm is supported on all architectures and builds.
Where it isn't, it results in widespread compile errors such as ...

> diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
> index 8a364aa9881a..233ceb6cce1f 100644
> --- a/kernel/time/timekeeping.c
> +++ b/kernel/time/timekeeping.c
> @@ -22,6 +22,7 @@
>  #include <linux/pvclock_gtod.h>
>  #include <linux/compiler.h>
>  #include <linux/audit.h>
> +#include <linux/kvm_host.h>
>  
   In file included from kernel/time/timekeeping.c:25:
   In file included from include/linux/kvm_host.h:32:
>> include/uapi/linux/kvm.h:14:10: fatal error: 'asm/kvm.h' file not found
   #include <asm/kvm.h>
            ^~~~~~~~~~~

Guenter