expand_stack      716 arch/x86/mm/fault.c 	if (expand_stack(vma, address))
expand_stack      655 fs/exec.c      	ret = expand_stack(vma, stack_base);
expand_stack     1167 include/linux/mm.h extern int expand_stack(struct vm_area_struct *vma, unsigned long address);
expand_stack     1701 mm/mmap.c      	if (!prev || expand_stack(prev, addr))
expand_stack     1728 mm/mmap.c      	if (expand_stack(vma, addr))