Re: [PATCH v8 4/8] iommu: make map and unmap take a page count, similar to flush

[Jan Beulich <jbeulich@xxxxxxxx>]

On 11.09.2020 10:20, Paul Durrant wrote:
> From: Paul Durrant <pdurrant@xxxxxxxxxx>
> 
> At the moment iommu_map() and iommu_unmap() take a page order rather than a
> count, whereas iommu_iotlb_flush() takes a page count rather than an order.
> This patch makes them consistent with each other, opting for a page count 
> since
> CPU page orders are not necessarily the same as those of an IOMMU.
> 
> NOTE: The 'page_count' parameter is also made an unsigned long in all the
>       aforementioned functions.
> 
> Signed-off-by: Paul Durrant <pdurrant@xxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>