160 int __weak remap_oldmem_pfn_range(struct vm_area_struct *vma,  in remap_oldmem_pfn_range()  argument
164 	return remap_pfn_range(vma, from, pfn, size, prot);  in remap_oldmem_pfn_range()
266 static int mmap_vmcore_fault(struct vm_area_struct *vma, struct vm_fault *vmf)  in mmap_vmcore_fault()  argument
269 	struct address_space *mapping = vma->vm_file->f_mapping;  in mmap_vmcore_fault()
343 static int remap_oldmem_pfn_checked(struct vm_area_struct *vma,  in remap_oldmem_pfn_checked()  argument
365 				if (remap_oldmem_pfn_range(vma, from + len,  in remap_oldmem_pfn_checked()
372 			if (remap_oldmem_pfn_range(vma, from + len,  in remap_oldmem_pfn_checked()
383 		if (remap_oldmem_pfn_range(vma, from + len, pos_start,  in remap_oldmem_pfn_checked()
389 	do_munmap(vma->vm_mm, from, len);  in remap_oldmem_pfn_checked()
393 static int vmcore_remap_oldmem_pfn(struct vm_area_struct *vma,  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()
407 static int mmap_vmcore(struct file *file, struct vm_area_struct *vma)  in mmap_vmcore()  argument
409 	size_t size = vma->vm_end - vma->vm_start;  in mmap_vmcore()
413 	start = (u64)vma->vm_pgoff << PAGE_SHIFT;  in mmap_vmcore()
419 	if (vma->vm_flags & (VM_WRITE | VM_EXEC))  in mmap_vmcore()
422 	vma->vm_flags &= ~(VM_MAYWRITE | VM_MAYEXEC);  in mmap_vmcore()
423 	vma->vm_flags |= VM_MIXEDMAP;  in mmap_vmcore()
424 	vma->vm_ops = &vmcore_mmap_ops;  in mmap_vmcore()
433 		if (remap_pfn_range(vma, vma->vm_start, pfn, tsz,  in mmap_vmcore()
434 				    vma->vm_page_prot))  in mmap_vmcore()
449 		if (remap_vmalloc_range_partial(vma, vma->vm_start + len,  in mmap_vmcore()
466 			if (vmcore_remap_oldmem_pfn(vma, vma->vm_start + len,  in mmap_vmcore()
468 						    vma->vm_page_prot))  in mmap_vmcore()
481 	do_munmap(vma->vm_mm, vma->vm_start, len);  in mmap_vmcore()
485 static int mmap_vmcore(struct file *file, struct vm_area_struct *vma)  in mmap_vmcore()  argument