On Wed, Nov 09, 2016 at 08:51:32PM +0100, Robert Richter wrote: > Thus, I don't see where my patch breaks code. Even acpi_os_ioremap() > keeps the same behaviour as before since it still uses memblock_is_ > memory(). Could you more describe your concerns why do you think this > patch breaks the kernel and moves the problem somewhere else? I > believe it fixes the problem at all. acpi_os_ioremap always ends up in __ioremap_caller, regardless of memblock_is_memory(). __ioremap_caller then fails if pfn_valid is true. Will -- To unsubscribe from this list: send the line "unsubscribe linux-efi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html