On Thu, 2016-03-31 at 09:40 -0400, Bjorn Helgaas wrote:
> Hi Rob,
>
> On Thu, Mar 31, 2016 at 09:26:35AM -0400, Rob Groner wrote:
> > We became aware of an issue with our Linux drivers when used with a 4.4
> > kernel. These drivers had worked previously from 2.6.35 to 4.2 kernels.
> > The symptoms were that, even though the request_irq() call was
> > successful, we did not receive any IRQs. IRQs did arrive on a different
> > IRQ line, however, and the kernel disabled that line because there was
> > no handler.
>
> Others have seen similar issues, so we reverted 991de2e59090 ("PCI, x86:
> Implement pcibios_alloc_irq() and pcibios_free_irq()").
>
> The revert, 6c777e8799a9 ("Revert "PCI, x86: Implement pcibios_alloc_irq()
> and pcibios_free_irq()""), appeared in v4.5-rc6, so if you try that or a
> later kernel (including v4.5), it should work.
>
> Let us know if you still see problems.
>
> Bjorn
I installed the 4.5 kernel from kernel.org and my issue has been
resolved. Thank you very much!
Will this revert possibly make it into 4.3 and 4.4, or will I have to
tell people to avoid those versions?
Thanks!
Rob
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