[PATCH v3 06/11] hv: hyperv.h: Introduce some hvpfn helper functions

[Michael Kelley]

From: Boqun Feng <boqun.feng at gmail.com> Sent: Thursday, September 10, 2020 7:35 AM
> 
> When a guest communicate with the hypervisor, it must use HV_HYP_PAGE to
> calculate PFN, so introduce a few hvpfn helper functions as the
> counterpart of the page helper functions. This is the preparation for
> supporting guest whose PAGE_SIZE is not 4k.
> 
> Signed-off-by: Boqun Feng <boqun.feng at gmail.com>
> ---
>  include/linux/hyperv.h | 5 +++++
>  1 file changed, 5 insertions(+)
> 

Reviewed-by: Michael Kelley <mikelley at microsoft.com>