Re: [PATCH 06/10] xen: replace order with nr_pfns in assign_pages for better compatibility

[Jan Beulich <jbeulich@xxxxxxxx>]

On 18.05.2021 07:21, Penny Zheng wrote:
> Function parameter order in assign_pages is always used as 1ul << order,
> referring to 2@order pages.
> 
> Now, for better compatibility with new static memory, order shall
> be replaced with nr_pfns pointing to page count with no constraint,
> like 250MB.

While I'm not entirely opposed, I'm also not convinced. The new
user could as well break up the range into suitable power-of-2
chunks. In no case do I view the wording "compatibility" here as
appropriate. There's no incompatibility at present.

Jan