On Mon, Jan 11, 2016 at 02:41:41PM -0800, Tuan Phan wrote: > It will be problem because irq number can be 0 on X86? tglx says not really but historically irq 0 has been the timer irq. How about returning a negative value on error and positive or 0 for an IRQ? -- Regards/Gruss, Boris. ECO tip #101: Trim your mails when you reply. -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html