On Mon, Jun 20, 2011 at 02:53:59PM +0530, Santosh Shilimkar wrote: > The current ARM CPU hotplug code suffers from couple of race conditions > in CPU online path with scheduler. > The ARM CPU hotplug code doesn't wait for hot-plugged CPU to be marked > active as part of cpu_notify() by the CPU which brought it up before > enabling interrupts. Hmm, why not just move the set_cpu_online() call before notify_cpu_starting() and add the wait after the set_cpu_online() ? -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html