int setup_arg_pages(struct linux_binprm *bprm, int executable_stack)
{
- unsigned long stack_base;
+ unsigned long stack_base, grow;
struct vm_area_struct *mpnt;
struct mm_struct *mm = current->mm;
int i;
if (!mpnt)
return -ENOMEM;
- if (security_vm_enough_memory((IA32_STACK_TOP - (PAGE_MASK & (unsigned long) bprm->p))>>PAGE_SHIFT)) {
+ grow = (IA32_STACK_TOP - (PAGE_MASK & (unsigned long) bprm->p))
+ >> PAGE_SHIFT;
+ if (security_vm_enough_memory(grow) ||
+ !vx_vmpages_avail(mm, grow)) {
kmem_cache_free(vm_area_cachep, mpnt);
return -ENOMEM;
}
INIT_LIST_HEAD(&mpnt->shared);
mpnt->vm_private_data = (void *) 0;
insert_vm_struct(mm, mpnt);
- mm->total_vm = (mpnt->vm_end - mpnt->vm_start) >> PAGE_SHIFT;
+ // mm->total_vm = (mpnt->vm_end - mpnt->vm_start) >> PAGE_SHIFT;
+ vx_vmpages_sub(mm, mm->total_vm -
+ ((mpnt->vm_end - mpnt->vm_start) >> PAGE_SHIFT));
}
for (i = 0 ; i < MAX_ARG_PAGES ; i++) {