Hello there, mm/memblock.c:843:11: warning: comparison of unsigned expression>= 0 is always true [-Wtype-limits] Source code is if (*idx>= 0 && *idx < type->cnt) { but void __init_memblock __next_reserved_mem_region(u64 *idx, Suggest avoid pointless test. Regards David Binderman -- 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