um_free_irq
um_free_irq(chan->line->read_irq, chan);
um_free_irq(chan->line->write_irq, chan);
um_free_irq(chan->line->read_irq, chan);
um_free_irq(chan->line->write_irq, chan);
um_free_irq(WINCH_IRQ, winch);
um_free_irq(TELNETD_IRQ, conn);
um_free_irq(uml_rtc_irq, NULL);
um_free_irq(vp->rx_irq, dev);
um_free_irq(vp->tx_irq, dev);
um_free_irq(ctx->irq, ctx);
um_free_irq(ctx->irq, ctx);
um_free_irq(vu_dev->irq, vq);
um_free_irq(vu_dev->irq, vu_dev);
um_free_irq(vu_dev->irq, vu_dev);
um_free_irq(vu_dev->irq, vq);
um_free_irq(irq, vq);
um_free_irq(XTERM_IRQ, data);
void um_free_irq(int irq, void *dev_id);
EXPORT_SYMBOL(um_free_irq);