K 10 svn:author V 6 davide K 8 svn:date V 27 2012-05-31T14:47:02.554472Z K 7 svn:log V 426 We need to figure out if the element we're trying to remove actually belongs to the tail queue of one of the buckets of the callwheel or to the tail queue introduced with r236315, to avoid random memory corruption and so some unpredictable behaviour. To avoid the entire scan of the two queues, a flag is added. This flags is set or cleared depending to the queues to which the element actually belongs. Discussed with: mav END