arch_is_platform_page
bool arch_is_platform_page(u64 paddr);
#define arch_is_platform_page arch_is_platform_page
EXPORT_SYMBOL_GPL(arch_is_platform_page);
if (arch_is_platform_page(pfn << PAGE_SHIFT))
if (arch_is_platform_page(base_addr))
if (!pfn_to_online_page(res.addr >> PAGE_SHIFT) && !arch_is_platform_page(res.addr)) {
#ifndef arch_is_platform_page
if (!pfn_valid(pfn) && !arch_is_platform_page(PFN_PHYS(pfn))) {