On Mon, Feb 18, 2013 at 06:12:54PM +0530, Srivatsa S. Bhat wrote: > Once stop_machine() is gone from the CPU offline path, we won't be able to > depend on preempt_disable() or local_irq_disable() to prevent CPUs from > going offline from under us. > > Use the get/put_online_cpus_atomic() APIs to prevent CPUs from going offline, > while invoking from atomic context. > > Cc: Mikael Starvik <[email protected]>
> Cc: [email protected] > Signed-off-by: Srivatsa S. Bhat <[email protected]> Acked-by: Jesper Nilsson <[email protected]> /^JN - Jesper Nilsson -- Jesper Nilsson -- [email protected] -- 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/
