On Wed, Feb 19, 2014 at 10:40:19AM -0500, Boris Ostrovsky wrote:
> >>diff --git a/drivers/xen/xen-pciback/pciback_ops.c
> >>b/drivers/xen/xen-pciback/pciback_ops.c
> >>index 64eb0cd..f5b4c3e 100644
> >>--- a/drivers/xen/xen-pciback/pciback_ops.c
> >>+++ b/drivers/xen/xen-pciback/pciback_ops.c
> >>@@ -213,9 +213,15 @@ int xen_pcibk_enable_msix(struct
> >>xen_pcibk_device *pdev,
> >> entries[i].vector = op->msix_entries[i].vector;
> >> }
> >> - result = pci_enable_msix(dev, entries, op->value);
> >>+ result = pci_enable_msix_range(dev, entries, op->value, op->value);
> >>+ if (result < op->value) {
> >
> >
> >I think it would be better to have 'if (result != op->value)', in
> >case op->value is negative (which presumably it should never be).
>
>
> Better yet, at the top of the routine we check 'if (op->value >
> SH_INFO_MAX_VEC)'. If you add '|| op->value < 0' we'd be all set.
xen_pci_op::value is uint32_t
> -boris
--
Regards,
Alexander Gordeev
agordeev@xxxxxxxxxx
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