linux-kernel - Re: [RFC PATCH v6 017/104] KVM: TDX: Add C wrapper functions for SEAMCALLs to the TDX module

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Message-ID: <20220506213518.GB2145958@private.email.ne.jp>
Date:   Fri, 6 May 2022 14:35:18 -0700
From:   Isaku Yamahata <isaku.yamahata@...il.com>
To:     Xiaoyao Li <xiaoyao.li@...el.com>
Cc:     isaku.yamahata@...el.com, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org, isaku.yamahata@...il.com,
        Paolo Bonzini <pbonzini@...hat.com>, erdemaktas@...gle.com,
        Sean Christopherson <seanjc@...gle.com>,
        Sagi Shahar <sagis@...gle.com>
Subject: Re: [RFC PATCH v6 017/104] KVM: TDX: Add C wrapper functions for
 SEAMCALLs to the TDX module

On Fri, May 06, 2022 at 04:56:52PM +0800,
Xiaoyao Li <xiaoyao.li@...el.com> wrote:

> On 5/6/2022 2:14 AM, isaku.yamahata@...el.com wrote:
> > diff --git a/arch/x86/virt/vmx/tdx/seamcall.S b/arch/x86/virt/vmx/tdx/seamcall.S
> > index 8df7a16f7685..b4fc8182e1cf 100644
> > --- a/arch/x86/virt/vmx/tdx/seamcall.S
> > +++ b/arch/x86/virt/vmx/tdx/seamcall.S
> > @@ -50,3 +50,4 @@ SYM_FUNC_START(__seamcall)
> >   	FRAME_END
> >   	ret
> >   SYM_FUNC_END(__seamcall)
> > +EXPORT_SYMBOL_GPL(__seamcall)
> 
> It cannot compile, we need
> 
> #include <asm/export.h>

Thanks, will fix it.

-- 
Isaku Yamahata <isaku.yamahata@...il.com>