On Mon, Oct 08, 2012 at 06:36:11PM -0600, Shuah Khan wrote:
> Change existing kernel error message to include return value from
> iommu_attach_device() when it fails. This will help debug device
> assignment failures more effectively.
>
> Signed-off-by: Shuah Khan <shuah.khan@xxxxxx>
> ---
> virt/kvm/iommu.c | 6 +-----
> 1 file changed, 1 insertion(+), 5 deletions(-)
>
> diff --git a/virt/kvm/iommu.c b/virt/kvm/iommu.c
> index 037cb67..18e1e30 100644
> --- a/virt/kvm/iommu.c
> +++ b/virt/kvm/iommu.c
> @@ -168,11 +168,7 @@ int kvm_assign_device(struct kvm *kvm,
>
> r = iommu_attach_device(domain, &pdev->dev);
> if (r) {
> - printk(KERN_ERR "assign device %x:%x:%x.%x failed",
> - pci_domain_nr(pdev->bus),
> - pdev->bus->number,
> - PCI_SLOT(pdev->devfn),
> - PCI_FUNC(pdev->devfn));
> + dev_err(&pdev->dev, "kvm assign device failed ret %d", r);
> return r;
> }
Why removal of domain,bus,slot,func from the message?
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