On Thu, 2011-03-31 at 15:16 +0200, Marek Szyprowski wrote: > + ret = 0; > + while (!PageBuddy(pfn_to_page(start & (~0UL << ret)))) > + if (WARN_ON(++ret >= MAX_ORDER)) > + return -EINVAL; Holy cow, that's dense. Is there really no more straightforward way to do that? In any case, please pull the ++ret bit out of the WARN_ON(). Some people like to do: #define WARN_ON(...) do{}while(0) to save space on some systems. -- Dave -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx 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=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>