linux-kernel - Re: [PATCH v2 14/15] asm-generic: hyperv: Use mshv headers conditionally. Add asm-generic/hyperv-defs.h

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Message-ID: <ZN//LCO3mVzC4gv9@liuwe-devbox-debian-v2>
Date:   Fri, 18 Aug 2023 23:30:52 +0000
From:   Wei Liu <wei.liu@...nel.org>
To:     Nuno Das Neves <nunodasneves@...ux.microsoft.com>
Cc:     linux-hyperv@...r.kernel.org, linux-kernel@...r.kernel.org,
        x86@...nel.org, linux-arm-kernel@...ts.infradead.org,
        linux-arch@...r.kernel.org, patches@...ts.linux.dev,
        mikelley@...rosoft.com, kys@...rosoft.com, wei.liu@...nel.org,
        haiyangz@...rosoft.com, decui@...rosoft.com,
        apais@...ux.microsoft.com, Tianyu.Lan@...rosoft.com,
        ssengar@...ux.microsoft.com, mukeshrathor@...rosoft.com,
        stanislav.kinsburskiy@...il.com, jinankjain@...ux.microsoft.com,
        vkuznets@...hat.com, tglx@...utronix.de, mingo@...hat.com,
        bp@...en8.de, dave.hansen@...ux.intel.com, hpa@...or.com,
        will@...nel.org, catalin.marinas@....com
Subject: Re: [PATCH v2 14/15] asm-generic: hyperv: Use mshv headers
 conditionally. Add asm-generic/hyperv-defs.h

On Thu, Aug 17, 2023 at 03:01:50PM -0700, Nuno Das Neves wrote:
> Add hyperv-defs.h to replace some inclusions of hyperv-tlfs.h.
> 
> It includes hyperv-tlfs.h or hvhdk.h depending on a compile-time constant
> HV_HYPERV_DEFS which will be defined in the mshv driver.
> 
> This is needed to keep unstable Hyper-V interfaces independent of
> hyperv-tlfs.h. This ensures hvhdk.h replaces hyperv-tlfs.h in the mshv driver,
> even via indirect includes.
> 
> Signed-off-by: Nuno Das Neves <nunodasneves@...ux.microsoft.com>

Acked-by: Wei Liu <wei.liu@...nel.org>