On Sun, Aug 06, 2023 at 05:20:54PM +0800, Jisheng Zhang wrote: > When there's no irq(this can be due to various reasons, for example, > no irq from HW support, or we just want to use poll solution, and so > on), falling back to poll is still better than no support at all. Ouch, really? Why not just fix the hardware instead?