On Sat, 2014-02-22 at 00:44 +0000, Ben Hutchings wrote:
> On Tue, 2014-02-18 at 11:11 +0100, Alexander Gordeev wrote:
> > As result of deprecation of MSI-X/MSI enablement functions
> > pci_enable_msix() and pci_enable_msi_block() all drivers
> > using these two interfaces need to be updated to use the
> > new pci_enable_msi_range() and pci_enable_msix_range()
> > interfaces.
[...]
> > --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
> > +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
> > @@ -701,13 +701,17 @@ enable_msix:
> > for (vector = 0; vector < num_msix; vector++)
> > adapter->msix_entries[vector].entry = vector;
> >
> > - err = pci_enable_msix(pdev, adapter->msix_entries, num_msix);
> > - if (err == 0) {
> > + err = pci_enable_msix_range(pdev,
> > + adapter->msix_entries, 1, num_msix);
> > +
> > + if (err == num_msix) {
> > adapter->flags |= QLCNIC_MSIX_ENABLED;
> > adapter->ahw->num_msix = num_msix;
> > dev_info(&pdev->dev, "using msi-x interrupts\n");
> > return 0;
> > } else if (err > 0) {
> > + pci_disable_msix(pdev);
> > +
> > dev_info(&pdev->dev,
> > "Unable to allocate %d MSI-X vectors,
> > Available vectors %d\n",
> > num_msix, err);
>
> Well this log message is nonsense - we have no idea how many vectors are
> available any more.
>
> You should remove this and the retry loop that is no longer needed.Sorry, I'm confused and this does work. But I wonder whether it is really an improvement over using the old API. Ben. -- Ben Hutchings I haven't lost my mind; it's backed up on tape somewhere.
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