Resource - IRQ

• request_irq(irq, handler, irqflags, devname, dev_id)

  • SA_SHIRQ - Sharable
  • SA_INTERRUPT - disable local interrupts during handler
  • SA_SAMPLE_RANDOM - part of entropy poll

• free_irq(irq,dev_id)

  • dev_id - during irq sharing

• Sources: irq.c

Notes: