315 unsigned long arch_randomize_brk(struct mm_struct *mm)  in arch_randomize_brk()  argument
317 	unsigned long range_end = mm->brk + 0x02000000;  in arch_randomize_brk()
318 	return randomize_range(mm->brk, range_end, 0) ? : mm->brk;  in arch_randomize_brk()
341 struct vm_area_struct *get_gate_vma(struct mm_struct *mm)  in get_gate_vma()  argument
346 int in_gate_area(struct mm_struct *mm, unsigned long addr)  in in_gate_area()  argument
368 static unsigned long sigpage_addr(const struct mm_struct *mm,  in sigpage_addr()  argument
377 	first = PAGE_ALIGN(mm->start_stack);  in sigpage_addr()
408 	struct mm_struct *mm = current->mm;  in arch_setup_additional_pages()  local
423 	down_write(&mm->mmap_sem);  in arch_setup_additional_pages()
424 	hint = sigpage_addr(mm, npages);  in arch_setup_additional_pages()
431 	vma = _install_special_mapping(mm, addr, PAGE_SIZE,  in arch_setup_additional_pages()
440 	mm->context.sigpage = addr;  in arch_setup_additional_pages()
446 	arm_install_vdso(mm, addr + PAGE_SIZE);  in arch_setup_additional_pages()
449 	up_write(&mm->mmap_sem);  in arch_setup_additional_pages()