70 static int (*oldmem_pfn_is_ram)(unsigned long pfn);
72 int register_oldmem_pfn_is_ram(int (*fn)(unsigned long pfn))  in register_oldmem_pfn_is_ram()  argument
88 static int pfn_is_ram(unsigned long pfn)  in pfn_is_ram()  argument
90 	int (*fn)(unsigned long pfn);  in pfn_is_ram()
101 		ret = fn(pfn);  in pfn_is_ram()
111 	unsigned long pfn, offset;  in read_from_oldmem()  local
119 	pfn = (unsigned long)(*ppos / PAGE_SIZE);  in read_from_oldmem()
128 		if (pfn_is_ram(pfn) == 0)  in read_from_oldmem()
132 				tmp = copy_oldmem_page_encrypted(pfn, buf,  in read_from_oldmem()
137 				tmp = copy_oldmem_page(pfn, buf, nr_bytes,  in read_from_oldmem()
147 		++pfn;  in read_from_oldmem()
188 				  unsigned long from, unsigned long pfn,  in remap_oldmem_pfn_range()  argument
192 	return remap_pfn_range(vma, from, pfn, size, prot);  in remap_oldmem_pfn_range()
199 copy_oldmem_page_encrypted(unsigned long pfn, char *buf, size_t csize,  in copy_oldmem_page_encrypted()  argument
202 	return copy_oldmem_page(pfn, buf, csize, offset, userbuf);  in copy_oldmem_page_encrypted()
487 				    unsigned long from, unsigned long pfn,  in remap_oldmem_pfn_checked()  argument
495 	pos_start = pfn;  in remap_oldmem_pfn_checked()
496 	pos_end = pfn + (size >> PAGE_SHIFT);  in remap_oldmem_pfn_checked()
537 			    unsigned long from, unsigned long pfn,  in vmcore_remap_oldmem_pfn()  argument
545 		return remap_oldmem_pfn_checked(vma, from, pfn, size, prot);  in vmcore_remap_oldmem_pfn()
547 		return remap_oldmem_pfn_range(vma, from, pfn, size, prot);  in vmcore_remap_oldmem_pfn()
572 		u64 pfn;  in mmap_vmcore()  local
575 		pfn = __pa(elfcorebuf + start) >> PAGE_SHIFT;  in mmap_vmcore()
576 		if (remap_pfn_range(vma, vma->vm_start, pfn, tsz,  in mmap_vmcore()