On Tue, Jan 28, 2014 at 02:28:28PM +0100, Guennadi Liakhovetski wrote: > +static void __init zynq_memory_init(void) > +{ > + /* > + * Reserve the 0-0x4000 addresses (before page tables and kernel) > + * which can't be used for DMA > + */ > + if (!__pa(PAGE_OFFSET)) > + memblock_reserve(0, 0x4000); Or maybe this: memblock_reserve(__pa(PAGE_OFFSET), __pa(swapper_pg_dir)); since that's actually what you mean here. -- FTTC broadband for 0.8mile line: 5.8Mbps down 500kbps up. Estimation in database were 13.1 to 19Mbit for a good line, about 7.5+ for a bad. Estimate before purchase was "up to 13.2Mbit". _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/linux-arm-kernel