On Fri, 27 Jul 2012, Glauber Costa wrote: > But I am still wondering if there is anything I am overlooking. put_page() is necessary because other subsystems may still be holding a refcount on the page (if f.e. there is DMA still pending to that page). -- 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>