On Thu, 2013-05-30 at 16:07 +0200, Thomas Gleixner wrote: > > This patch solves an issue for me where a device driver is expected to > > handle an > > interrupt immediatly after irq handlers are installed and interrupts > > enabled. > > You miss to explain what kind of issue that is.
I could envision the case where the interrupt is initialized but doesn't go off until much later. If it never ran, then it would still be in SCHED_OTHER(), and that first interrupt could have a large delay. -- Steve -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
