| 132,49 → 132,44 |
|---|
| ta = get_lock_callee_task(phone); |
| klog_printf("task %llu", ta->taskid); |
| |
| //TODO: UDEBUG_TS_BEGINNING |
| if (ta->dt_state != UDEBUG_TS_ACTIVE) { |
| if (ta->dt_state == UDEBUG_TS_BEGINNING && |
| ta->dt_state != UDEBUG_TS_ACTIVE) { |
| spinlock_unlock(&ta->lock); |
| interrupts_restore(ipl); |
| klog_printf("udebug_rp_begin(): task not in TS_BEGINNING"); |
| klog_printf("udebug_rp_begin(): task not being debugged"); |
| return EINVAL; |
| } |
| |
| /* Clear debug_active from all of the task's userspace threads */ |
| |
| /* Finish debugging of all userspace threads */ |
| for (cur = ta->th_head.next; cur != &ta->th_head; cur = cur->next) { |
| t = list_get_instance(cur, thread_t, th_link); |
| |
| spinlock_lock(&t->lock); |
| if ((t->flags & THREAD_FLAG_USPACE) != 0) |
| t->debug_active = true; |
| spinlock_unlock(&t->lock); |
| } |
| |
| /* Now respond to unanswered GO calls and reset thread states */ |
| for (cur = ta->th_head.next; cur != &ta->th_head; cur = cur->next) { |
| t = list_get_instance(cur, thread_t, th_link); |
| /* Only process userspace threads */ |
| if ((t->flags & THREAD_FLAG_USPACE) != 0) { |
| /* Prevent any further debug activity in thread */ |
| t->debug_active = false; |
| |
| spinlock_lock(&t->lock); |
| /* Still has go? */ |
| if (t->debug_stop == false) { |
| /* |
| * Yes, so clear go. As debug_active == false, |
| * this doesn't affect anything. |
| */ |
| t->debug_stop = true; |
| |
| /* Still has go? */ |
| if ((t->flags & THREAD_FLAG_USPACE) != 0 && |
| t->debug_stop == false) { |
| /* |
| * Yes, so clear go. As debug_active == false, |
| * this doesn't affect anything. |
| */ |
| t->debug_stop = true; |
| /* Answer GO call */ |
| ipc_answer(&ta->answerbox, t->debug_go_call); |
| } else { |
| /* |
| * Debug_stop is already at initial value. |
| * Yet this means the thread needs waking up. |
| */ |
| waitq_wakeup(&t->go_wq, WAKEUP_FIRST); |
| } |
| } |
| |
| /* Answer GO call */ |
| ipc_answer(&ta->answerbox, t->debug_go_call); |
| } else { |
| /* |
| * Debug_stop is already at initial value. |
| * Yet this means the thread needs waking up. |
| */ |
| waitq_wakeup(&t->go_wq, WAKEUP_FIRST); |
| } |
| spinlock_unlock(&t->lock); |
| } |
| |