On Fri, Jul 19, 2013 at 03:59:27PM +0800, Tang Chen wrote: > + /* > + * In such an early time, we don't have nid. We specify pxm > + * instead of MAX_NUMNODES to prevent memblock merging regions > + * on different nodes. And later modify pxm to nid when nid is > + * mapped so that we can arrange ZONE_MOVABLE on different > + * nodes. > + */ > + memblock_reserve_hotpluggable(base_address, length, pxm); This is rather hacky. Why not just introduce MEMBLOCK_NO_MERGE flag? -- tejun -- 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>