On Tue, 3 May 2022 15:15:05 +0200 Lukas Wunner wrote: > @@ -608,11 +618,20 @@ static void smsc95xx_status(struct usbnet *dev, struct urb *urb) > intdata = get_unaligned_le32(urb->transfer_buffer); > netif_dbg(dev, link, dev->net, "intdata: 0x%08X\n", intdata); > > + /* USB interrupts are received in softirq (tasklet) context. > + * Switch to hardirq context to make genirq code happy. > + */ > + local_irq_save(flags); > + __irq_enter_raw(); > + > if (intdata & INT_ENP_PHY_INT_) > - ; > + generic_handle_domain_irq(pdata->irqdomain, PHY_HWIRQ); > else > netdev_warn(dev->net, "unexpected interrupt, intdata=0x%08X\n", > intdata); > + > + __irq_exit_raw(); > + local_irq_restore(flags); IRQ maintainers could you cast your eyes over this? Full patch: https://lore.kernel.org/all/c6b7f4e4a17913d2f2bc4fe722df0804c2d6fea7.1651574194.git.lukas@xxxxxxxxx/
