On Tue, Apr 14, 2009 at 03:20:20PM +0900, KOSAKI Motohiro wrote: > In addition, This patch has good side effect. it also fix "get_user_pages() vs fork" problem. Yes, patches like 3/6, 4/6, and 6/6 are the side effect of not fixing the core race in gup and spreading the new rwsem around the gup users, instead of sticking to a page-granular PG_flag touched at the same time atomic_inc runs on page->_count. -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html