On Wed, 8 Nov 2006 11:13:41 +0900 KAMEZAWA Hiroyuki wrote: > > Ah.. I'm mentioning to this. > == > + pm[i].node = 0; /* anything to not match MAX_NUMNODES */ > == > Sorry for my bad cut & paste. > > It seems that this 0 will be passed to alloc_pages_node(). > alloc_pages_node() doesn't check whether a node is online or not before using > NODE_DATA(). Actually, it won't. If you do that assignment, then the nodes parameter was NULL and you will only call do_pages_stat() and so never call alloc_pages_node(). -- Cheers, Stephen Rothwell sfr@canb.auug.org.au http://www.canb.auug.org.au/~sfr/