Messages in this thread |  | | | Subject | Re: [PATCH v2.1 01/10] cpu: Introduce clear_tasks_mm_cpumask() helper | | From | Peter Zijlstra <> | | Date | Mon, 26 Mar 2012 09:59:06 +0200 |
| |
On Sun, 2012-03-25 at 19:42 +0200, Oleg Nesterov wrote: > __cpu_disable() is called by __stop_machine(), we know that nobody > can preempt us and other CPUs can do nothing.
It would be very good to not rely on that though, I would love to get rid of the stop_machine usage in cpu hotplug some day.
|  |