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| author | Shuah Khan <shuah.khan@hp.com> | 2012-10-08 18:36:11 -0600 |
|---|---|---|
| committer | Marcelo Tosatti <mtosatti@redhat.com> | 2012-10-10 15:45:40 -0300 |
| commit | d151f63f20133aef9dbda209faddebcddbfccf31 (patch) | |
| tree | c947a9f69b2cbeafdc5c994da1b5d12ec826b480 /virt/kvm/iommu.c | |
| parent | b6785def8368f9a69505797fcbd9f280d91b673e (diff) | |
| download | linux-d151f63f20133aef9dbda209faddebcddbfccf31.tar.gz linux-d151f63f20133aef9dbda209faddebcddbfccf31.tar.bz2 linux-d151f63f20133aef9dbda209faddebcddbfccf31.zip | |
KVM: change kvm_assign_device() to print return value when iommu_attach_device() fails
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@hp.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'virt/kvm/iommu.c')
| -rw-r--r-- | virt/kvm/iommu.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/virt/kvm/iommu.c b/virt/kvm/iommu.c index 037cb6730e68..18e1e30019e3 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; } |