51 static int (*oldmem_pfn_is_ram)(unsigned long pfn);
53 int register_oldmem_pfn_is_ram(int (*fn)(unsigned long pfn))  in register_oldmem_pfn_is_ram()  argument
69 static int pfn_is_ram(unsigned long pfn)  in pfn_is_ram()  argument
71 	int (*fn)(unsigned long pfn);  in pfn_is_ram()
82 		ret = fn(pfn);  in pfn_is_ram()
91 	unsigned long pfn, offset;  in read_from_oldmem()  local
99 	pfn = (unsigned long)(*ppos / PAGE_SIZE);  in read_from_oldmem()
108 		if (pfn_is_ram(pfn) == 0)  in read_from_oldmem()
111 			tmp = copy_oldmem_page(pfn, buf, nr_bytes,  in read_from_oldmem()
120 		++pfn;  in read_from_oldmem()
161 				  unsigned long from, unsigned long pfn,  in remap_oldmem_pfn_range()  argument
164 	return remap_pfn_range(vma, from, pfn, size, prot);  in remap_oldmem_pfn_range()
344 				    unsigned long from, unsigned long pfn,  in remap_oldmem_pfn_checked()  argument
352 	pos_start = pfn;  in remap_oldmem_pfn_checked()
353 	pos_end = pfn + (size >> PAGE_SHIFT);  in remap_oldmem_pfn_checked()
394 			    unsigned long from, unsigned long pfn,  in vmcore_remap_oldmem_pfn()  argument
402 		return remap_oldmem_pfn_checked(vma, from, pfn, size, prot);  in vmcore_remap_oldmem_pfn()
404 		return remap_oldmem_pfn_range(vma, from, pfn, size, prot);  in vmcore_remap_oldmem_pfn()
429 		u64 pfn;  in mmap_vmcore()  local
432 		pfn = __pa(elfcorebuf + start) >> PAGE_SHIFT;  in mmap_vmcore()
433 		if (remap_pfn_range(vma, vma->vm_start, pfn, tsz,  in mmap_vmcore()