Hello, On Sun, Sep 30, 2012 at 05:46:45PM +0530, Viresh Kumar wrote: > For the scheduler CPU is idle, if all below are true: > - current task is idle task > - nr_running == 0 > - wake_list is empty > > And during these conditions, there can be a timer running in background. > And when we reach its interrupt handler, then also these conditions hold true > and local cpu is idle.
It isn't about the CPU being actually idle? Also, if it's only about timers, shouldn't it be enough to implement it for timer and delayed_work? It would be great if you explain what you're trying to achieve how. I can't tell what you're aiming for and why that would be beneficial from these submissions. Thanks. -- tejun -- 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/
