pfn_is_ram        491 fs/proc/kcore.c 		} else if (!pfn_is_ram(__pa(start) >> PAGE_SHIFT)) {
pfn_is_ram        128 fs/proc/vmcore.c 		if (pfn_is_ram(pfn) == 0)
pfn_is_ram        500 fs/proc/vmcore.c 		if (!pfn_is_ram(pos)) {