Re: [PATCH 09/11] xen/xenbus: use apply_to_page_range directly in xenbus_map_ring_pv

From: boris . ostrovsky
Date: Thu Sep 24 2020 - 19:43:15 EST



On 9/24/20 9:58 AM, Christoph Hellwig wrote:
> Replacing alloc_vm_area with get_vm_area_caller + apply_page_range
> allows to fill put the phys_addr values directly instead of doing
> another loop over all addresses.
>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>


Reviewed-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>


-boris