237 		unsigned long new_len, unsigned long new_addr, bool *locked)  in move_vma()  argument
270 	new_vma = copy_vma(&vma, new_addr, new_len, new_pgoff,  in move_vma()
286 		old_len = new_len;  in move_vma()
317 	vm_stat_account(mm, vma->vm_flags, vma->vm_file, new_len>>PAGE_SHIFT);  in move_vma()
334 		mm->locked_vm += new_len >> PAGE_SHIFT;  in move_vma()
342 	unsigned long old_len, unsigned long new_len, unsigned long *p)  in vma_to_resize()  argument
358 	if (new_len > old_len) {  in vma_to_resize()
365 		if (pgoff + (new_len >> PAGE_SHIFT) < pgoff)  in vma_to_resize()
373 		locked += new_len - old_len;  in vma_to_resize()
378 	if (!may_expand_vm(mm, (new_len - old_len) >> PAGE_SHIFT))  in vma_to_resize()
382 		unsigned long charged = (new_len - old_len) >> PAGE_SHIFT;  in vma_to_resize()
392 		unsigned long new_addr, unsigned long new_len, bool *locked)  in mremap_to()  argument
403 	if (new_len > TASK_SIZE || new_addr > TASK_SIZE - new_len)  in mremap_to()
409 	if ((new_addr <= addr) && (new_addr+new_len) > addr)  in mremap_to()
415 	ret = do_munmap(mm, new_addr, new_len);  in mremap_to()
419 	if (old_len >= new_len) {  in mremap_to()
420 		ret = do_munmap(mm, addr+new_len, old_len - new_len);  in mremap_to()
421 		if (ret && old_len != new_len)  in mremap_to()
423 		old_len = new_len;  in mremap_to()
426 	vma = vma_to_resize(addr, old_len, new_len, &charged);  in mremap_to()
436 	ret = get_unmapped_area(vma->vm_file, new_addr, new_len, vma->vm_pgoff +  in mremap_to()
442 	ret = move_vma(vma, addr, old_len, new_len, new_addr, locked);  in mremap_to()
473 		unsigned long, new_len, unsigned long, flags,  in SYSCALL_DEFINE5()  argument
492 	new_len = PAGE_ALIGN(new_len);  in SYSCALL_DEFINE5()
499 	if (!new_len)  in SYSCALL_DEFINE5()
505 		ret = mremap_to(addr, old_len, new_addr, new_len,  in SYSCALL_DEFINE5()
515 	if (old_len >= new_len) {  in SYSCALL_DEFINE5()
516 		ret = do_munmap(mm, addr+new_len, old_len - new_len);  in SYSCALL_DEFINE5()
517 		if (ret && old_len != new_len)  in SYSCALL_DEFINE5()
526 	vma = vma_to_resize(addr, old_len, new_len, &charged);  in SYSCALL_DEFINE5()
536 		if (vma_expandable(vma, new_len - old_len)) {  in SYSCALL_DEFINE5()
537 			int pages = (new_len - old_len) >> PAGE_SHIFT;  in SYSCALL_DEFINE5()
539 			if (vma_adjust(vma, vma->vm_start, addr + new_len,  in SYSCALL_DEFINE5()
566 		new_addr = get_unmapped_area(vma->vm_file, 0, new_len,  in SYSCALL_DEFINE5()
575 		ret = move_vma(vma, addr, old_len, new_len, new_addr, &locked);  in SYSCALL_DEFINE5()
581 	if (locked && new_len > old_len)  in SYSCALL_DEFINE5()
582 		mm_populate(new_addr + old_len, new_len - old_len);  in SYSCALL_DEFINE5()