Re: [Xen-devel] [PATCH v5 06/12] x86/hypervisor: provide hypervisor_reserve_top_pages

[Roger Pau Monné <roger.pau@xxxxxxxxxx>]

On Wed, Jan 29, 2020 at 08:20:28PM +0000, Wei Liu wrote:
> This function will return the number of pages that need to be reserved
> in the machine address space.
> 
> E820 code will use that number to adjust the maximum PFN available to
> Xen.
> 
> Signed-off-by: Wei Liu <liuwe@xxxxxxxxxxxxx>

It's hard to figure out whether the proposed code is suitable since
it's not yet called by any other function, and there's no hypervisor
implementation.

I wouldn't mind if this was merged into the next patch so that there's
a implementation and a user of the introduced code.

Thanks, Roger.

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