Messages in this thread | | | Subject | Re: [PATCH v3 5/7] vfio: Use new interfaces for MSI/MSI-X enablement | From | Alex Williamson <> | Date | Fri, 10 Jan 2014 08:45:51 -0700 |
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On Fri, 2014-01-10 at 08:42 +0100, Alexander Gordeev wrote: > Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
Thanks for the changes.
Acked-by: Alex Williamson <alex.williamson@redhat.com>
> --- > drivers/vfio/pci/vfio_pci_intrs.c | 12 ++++++++---- > 1 files changed, 8 insertions(+), 4 deletions(-) > > diff --git a/drivers/vfio/pci/vfio_pci_intrs.c b/drivers/vfio/pci/vfio_pci_intrs.c > index 641bc87..4a9db1d 100644 > --- a/drivers/vfio/pci/vfio_pci_intrs.c > +++ b/drivers/vfio/pci/vfio_pci_intrs.c > @@ -482,15 +482,19 @@ static int vfio_msi_enable(struct vfio_pci_device *vdev, int nvec, bool msix) > for (i = 0; i < nvec; i++) > vdev->msix[i].entry = i; > > - ret = pci_enable_msix(pdev, vdev->msix, nvec); > - if (ret) { > + ret = pci_enable_msix_range(pdev, vdev->msix, 1, nvec); > + if (ret < nvec) { > + if (ret > 0) > + pci_disable_msix(pdev); > kfree(vdev->msix); > kfree(vdev->ctx); > return ret; > } > } else { > - ret = pci_enable_msi_block(pdev, nvec); > - if (ret) { > + ret = pci_enable_msi_range(pdev, 1, nvec); > + if (ret < nvec) { > + if (ret > 0) > + pci_disable_msi(pdev); > kfree(vdev->ctx); > return ret; > } > -- > 1.7.7.6 >
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