On Fri, 2012-03-02 at 11:23 +0000, Mel Gorman wrote: > For extra style points, the commit introduced the use of yield() in an > implementation of what looks like a spinning mutex. Andrew, could you simply say no to any patch adding a yield()? There's a 99% chance its a bug, as was this. This code would life-lock when cpuset_change_task_nodemask() would be called by the highest priority FIFO task on UP or when pinned to the same cpu the task doing get_mems_allowed(). -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href