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From:   Christoph Hellwig <hch@lst.de>
To:     Tianyu Lan <ltykernel@gmail.com>
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Subject: Re: [Resend RFC PATCH V2 04/12]  HV: Add Write/Read MSR registers
 via ghcb
Message-ID: <20210414154141.GB32045@lst.de>
References: <20210414144945.3460554-1-ltykernel@gmail.com> <20210414144945.3460554-5-ltykernel@gmail.com>
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> +EXPORT_SYMBOL_GPL(hv_ghcb_msr_write);

Just curious, who is going to use all these exports?  These seems like
extremely low-level functionality.  Isn't there a way to build a more
useful higher level API?