Re: [Xen-devel] [PATCH v7 04/10] arch/arm: let map_mmio_regions() use start and count

[Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>]

On Mon, 2014-05-05 at 17:54 +0200, Arianna Avanzini wrote:
> diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c
> index fc3f110..23874a8 100644
> --- a/xen/arch/arm/domain_build.c
> +++ b/xen/arch/arm/domain_build.c
> @@ -753,7 +753,7 @@ static int map_device(struct domain *d, const struct 
> dt_device_node *dev)
>          }
>          res = map_mmio_regions(d,
>                                 paddr_to_pfn(addr & PAGE_MASK),
> -                               paddr_to_pfn_aligned(addr + size),
> +                               size / PAGE_SIZE + (size % PAGE_SIZE ? 1 : 0),

Is this trying to do ROUNDUP? Or perhaps DIV_ROUND_UP?

Ian.


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel