On Wed, Oct 02, 2013 at 12:23:26PM +0200, Andre Richter wrote:
> When KVM (de)assigns PCI(e) devices to VMs, a debug message is printed
> including the BDF notation of the respective device. Currently, the BDF
> notation does not have the commonly used leading zeros. This produces
> messages like "assign device 0:1:8.0", which look strange at first sight.
>
> The patch fixes this by exchanging the printk(KERN_DEBUG ...) with dev_info()
> and also inserts "kvm" into the debug message, so that it is obvious where
> the message comes from. Also reduces LoC.
Legacy assigned device is deprecated, but this looks nice enough to
apply. Alex can you glance at it?
>
> Signed-off-by: Andre Richter <andre.o.rich...@gmail.com>
> ---
> virt/kvm/iommu.c | 12 ++----------
> 1 file changed, 2 insertions(+), 10 deletions(-)
>
> diff --git a/virt/kvm/iommu.c b/virt/kvm/iommu.c
> index 72a130b..a3b1410 100644
> --- a/virt/kvm/iommu.c
> +++ b/virt/kvm/iommu.c
> @@ -190,11 +190,7 @@ int kvm_assign_device(struct kvm *kvm,
>
> pdev->dev_flags |= PCI_DEV_FLAGS_ASSIGNED;
>
> - printk(KERN_DEBUG "assign device %x:%x:%x.%x\n",
> - assigned_dev->host_segnr,
> - assigned_dev->host_busnr,
> - PCI_SLOT(assigned_dev->host_devfn),
> - PCI_FUNC(assigned_dev->host_devfn));
> + dev_info(&pdev->dev, "kvm assign device\n");
>
> return 0;
> out_unmap:
> @@ -220,11 +216,7 @@ int kvm_deassign_device(struct kvm *kvm,
>
> pdev->dev_flags &= ~PCI_DEV_FLAGS_ASSIGNED;
>
> - printk(KERN_DEBUG "deassign device %x:%x:%x.%x\n",
> - assigned_dev->host_segnr,
> - assigned_dev->host_busnr,
> - PCI_SLOT(assigned_dev->host_devfn),
> - PCI_FUNC(assigned_dev->host_devfn));
> + dev_info(&pdev->dev, "kvm deassign device\n");
>
> return 0;
> }
> --
> 1.8.1.2
--
Gleb.
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