On Mon, Mar 18, 2019 at 08:12:04PM -0500, Alexandru Gagniuc wrote: > I was able to test this on edge-triggered interrupts. None of my > machines have PCIe ports that use level-triggered interrupts. This > might not be too straightforward to test without a hardware yanker, > but if there's a way to force a specific interrupt to be level > triggered, I could do the testing on my end.
Spec says INTx emulation is required, so I think it ought to be possible to force them to level-triggered if you disable MSI. The kernel parameter 'pci=nomsi' can force everything to INTx.
