taglinefilesource code
lp_interrupt366drivers/char/lp.cret = request_irq(irq, lp_interrupt, SA_INTERRUPT, "printer");
lp_interrupt467drivers/char/lp.cif ((retval = request_irq(newirq, lp_interrupt, SA_INTERRUPT, "printer"))) {
lp_interrupt470drivers/char/lp.crequest_irq(oldirq, lp_interrupt, SA_INTERRUPT, "printer");