On 19/12/17 09:23, Jan Beulich wrote: >>>> On 18.12.17 at 23:22, <boris.ostrov...@oracle.com> wrote: >> +void __init arch_xen_balloon_init(struct resource *hostmem_resource) >> +{ >> + struct xen_memory_map memmap; >> + int rc; >> + unsigned int i, last_guest_ram; >> + phys_addr_t max_addr = max_pfn << PAGE_SHIFT; > > PFN_PHYS() as right now you still have an issue on 32-bit.
Why? PFN_PHYS is defined as: #define PFN_PHYS(x) ((phys_addr_t)(x) << PAGE_SHIFT) Juergen