On Mon, Sep 22, 2008 at 08:21:18PM +0200, Joerg Roedel wrote:
quoted text
> Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
> ---
>  arch/x86/kernel/pci-calgary_64.c |   21 +++++++++++----------
>  1 files changed, 11 insertions(+), 10 deletions(-)
> 
> diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c
> index fe7695e..e2f2f60 100644
> --- a/arch/x86/kernel/pci-calgary_64.c
> +++ b/arch/x86/kernel/pci-calgary_64.c
> @@ -525,6 +525,15 @@ static void calgary_free_coherent(struct device *dev, size_t size,
>  	free_pages((unsigned long)vaddr, get_order(size));
>  }
>  
> +static int calgary_device_supported(struct device *dev)
> +{
> +	struct iommu_table *tbl;
> +
> +	tbl = find_iommu_table(dev);
> +
> +	return translation_enabled(tbl);
> +}
> +

Whole patchset and this patch in particular looks very good. Will ack
after I get a chance to test it.

Cheers,
Muli
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