On Thu, 5 Nov 2015, Tetsuo Handa wrote: > memory allocation. By allowing workqueue items to be processed (by using > short sleep), some task might release memory when workqueue item is > processed. > > Therefore, not only to keep vmstat counters up to date, but also for > avoid wasting CPU cycles, I prefer a short sleep. Sorry but we need work queue processing for vmstat counters that is independent of other requests submitted that may block. Adding points where we sleep / schedule everywhere to do this is not the right approach. -- 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/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>