Re: [PATCH 10/12] vfio: Convert to use new iommu_capable() API function

[Alex Williamson]

On Fri, 2014-09-05 at 12:53 +0200, Joerg Roedel wrote:
> From: Joerg Roedel <jroedel@xxxxxxx>
> 
> Cc: Alex Williamson <alex.williamson@xxxxxxxxxx>
> Signed-off-by: Joerg Roedel <jroedel@xxxxxxx>

Nice, we can do some further simplifications if I no longer need to
create a domain and add properties to it in order to test capabilities,
but that can all be done later.

Acked-by: Alex Williamson <alex.williamson@xxxxxxxxxx>

> ---
>  drivers/vfio/vfio_iommu_type1.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/vfio_iommu_type1.c
> index 0734fbe..562f686 100644
> --- a/drivers/vfio/vfio_iommu_type1.c
> +++ b/drivers/vfio/vfio_iommu_type1.c
> @@ -713,14 +713,14 @@ static int vfio_iommu_type1_attach_group(void *iommu_data,
>  	list_add(&group->next, &domain->group_list);
>  
>  	if (!allow_unsafe_interrupts &&
> -	    !iommu_domain_has_cap(domain->domain, IOMMU_CAP_INTR_REMAP)) {
> +	    !iommu_capable(bus, IOMMU_CAP_INTR_REMAP)) {
>  		pr_warn("%s: No interrupt remapping support.  Use the module param \"allow_unsafe_interrupts\" to enable VFIO IOMMU support on this platform\n",
>  		       __func__);
>  		ret = -EPERM;
>  		goto out_detach;
>  	}
>  
> -	if (iommu_domain_has_cap(domain->domain, IOMMU_CAP_CACHE_COHERENCY))
> +	if (iommu_capable(bus, IOMMU_CAP_CACHE_COHERENCY))
>  		domain->prot |= IOMMU_CACHE;
>  
>  	/*



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