172         OSThread *prev = queue->tail;  in OSi_InsertLinkToQueue()  local
174         if (!prev)  in OSi_InsertLinkToQueue()
180             prev->link.next = thread;  in OSi_InsertLinkToQueue()
183         thread->link.prev = prev;  in OSi_InsertLinkToQueue()
189         OSThread *prev = next->link.prev;  in OSi_InsertLinkToQueue()  local
191         if (!prev)  in OSi_InsertLinkToQueue()
197             prev->link.next = thread;  in OSi_InsertLinkToQueue()
200         thread->link.prev = prev;  in OSi_InsertLinkToQueue()
202         next->link.prev = thread;  in OSi_InsertLinkToQueue()
227             next->link.prev = NULL;  in OSi_RemoveLinkFromQueue()
252     OSThread *prev;  in OSi_RemoveSpecifiedLinkFromQueue()  local
260             prev = t->link.prev;  in OSi_RemoveSpecifiedLinkFromQueue()
269                 prev->link.next = next;  in OSi_RemoveSpecifiedLinkFromQueue()
275                 queue->tail = prev;  in OSi_RemoveSpecifiedLinkFromQueue()
279                 next->link.prev = prev;  in OSi_RemoveSpecifiedLinkFromQueue()
312             next->link.prev = NULL;  in OSi_RemoveMutexLinkFromQueue()
699     thread->link.prev = thread->link.next = NULL;  in OS_CreateThread()
1263             thread->link.prev = thread->link.next = NULL;  in OS_WakeupThread()
1444                       (thread->queue) ? thread->queue->tail : (OSThread *)1, thread->link.prev,  in OS_DumpThreadList()
1766     OSSwitchThreadCallback prev;  in OS_SetSwitchThreadCallback()  local
1770     prev = OSi_ThreadInfo.switchCallback;  in OS_SetSwitchThreadCallback()
1774     return prev;  in OS_SetSwitchThreadCallback()