unsigned long alloc_stack(int order, int atomic)
{
unsigned long page;
- int flags = GFP_KERNEL;
+ gfp_t flags = GFP_KERNEL;
- if(atomic) flags |= GFP_ATOMIC;
+ if (atomic)
+ flags = GFP_ATOMIC;
page = __get_free_pages(flags, order);
if(page == 0)
return(0);
void *_switch_to(void *prev, void *next, void *last)
{
- return(CHOOSE_MODE(switch_to_tt(prev, next),
- switch_to_skas(prev, next)));
+ struct task_struct *from = prev;
+ struct task_struct *to= next;
+
+ to->thread.prev_sched = from;
+ set_current(to);
+
+ do {
+ current->thread.saved_task = NULL ;
+ CHOOSE_MODE_PROC(switch_to_tt, switch_to_skas, prev, next);
+ if(current->thread.saved_task)
+ show_regs(&(current->thread.regs));
+ next= current->thread.saved_task;
+ prev= current;
+ } while(current->thread.saved_task);
+
+ return(current->thread.prev_sched);
+
}
void interrupt_end(void)
pud_t *pud;
pmd_t *pmd;
pte_t *pte;
+ pte_t ptent;
if(task->mm == NULL)
return(ERR_PTR(-EINVAL));
return(ERR_PTR(-EINVAL));
pte = pte_offset_kernel(pmd, addr);
- if(!pte_present(*pte))
+ ptent = *pte;
+ if(!pte_present(ptent))
return(ERR_PTR(-EINVAL));
if(pte_out != NULL)
- *pte_out = *pte;
- return((void *) (pte_val(*pte) & PAGE_MASK) + (addr & ~PAGE_MASK));
+ *pte_out = ptent;
+ return((void *) (pte_val(ptent) & PAGE_MASK) + (addr & ~PAGE_MASK));
}
char *current_cmd(void)