- if (address - vma->vm_start > current->rlim[RLIMIT_STACK].rlim_cur
- || (((vma->vm_mm->total_vm + grow) << PAGE_SHIFT) > current->rlim[RLIMIT_AS].rlim_cur))
+ if (address - vma->vm_start > current->signal->rlim[RLIMIT_STACK].rlim_cur
+ || (((vma->vm_mm->total_vm + grow) << PAGE_SHIFT) >
+ current->signal->rlim[RLIMIT_AS].rlim_cur))
+ return -ENOMEM;
+ if (!vx_vmpages_avail(vma->vm_mm, grow) ||
+ ((vma->vm_flags & VM_LOCKED) &&
+ !vx_vmlocked_avail(vma->vm_mm, grow)))