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Fix a bug where tasking_block would corrupt the tasking data structures

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pjht 2020-08-30 09:41:50 -05:00
parent a5341c8703
commit f97ea89a4d
1 changed files with 4 additions and 1 deletions
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5
kernel/tasking.c
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@ -70,6 +70,10 @@ void schedule_thread(Thread* thread) {
// ready_to_run_tail->next_ready_to_run=thread; // ready_to_run_tail->next_ready_to_run=thread;
// thread->prev_ready_to_run=ready_to_run_tail; // thread->prev_ready_to_run=ready_to_run_tail;
// ready_to_run_tail=thread; // ready_to_run_tail=thread;
if (thread==ready_to_run_head) {
serial_printf("TASKING DATA STRUCTURES CORRUPT!!!!\n");
halt();
}
thread->next_ready_to_run=ready_to_run_head; thread->next_ready_to_run=ready_to_run_head;
ready_to_run_head->prev_ready_to_run=thread; ready_to_run_head->prev_ready_to_run=thread;
ready_to_run_head=thread; ready_to_run_head=thread;
@ -270,7 +274,6 @@ void tasking_block(thread_state newstate) {
} }
} }
current_thread->process->num_threads_blocked++; current_thread->process->num_threads_blocked++;
unmark_proc_scheduled(current_thread->process->pid);
tasking_yield(); tasking_yield();
} }