Alan Stern wrote: >> The unloading can proceed once module_unload_inhibit_cnt reaches zero. >> An unloading thread only has to care about inhibition put in effect >> before unloading has started, so there's no need to check again. > > You haven't fully answered Jon's question. Suppose > module_unload_inhibit_cnt is nonzero, so the task adds itself to the > module_unload_wait queue, changes to TASK_UNINTERRUPTIBLE, and calls > schedule. There's nothing to prevent somebody else from waking the > task back up before the original inhibition has been lifted.
Hmmm... I might be missing something here. Who else can wake up a thread in uninterruptible sleep? Thanks. -- tejun - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/