On 08/03, Oleg Nesterov wrote: > > Now that I can actually see the code, I think that we should simply remove > __set_current_state(TASK_RUNNING) and set_current_state(TASK_INTERRUPTIBLE). > But let me re-check this once again tomorrow, I simply can't understand why > pktgen_thread_worker() does this. > > Unless I am totally confused they could be removed right after ef87979c273a2 > "pktgen: better scheduler friendliness" which in particular changed the main > loop to use wait_event(). Then later baac167b "pktgen: avoid expensive > set_current_state() call in loop" changed the 1st __set_current_state() to > set RUNNING, and moved the 2nd set_current_state(TASK_INTERRUPTIBLE) outside > the main loop for absolutely no reason.
Yes, I am sending the patch. Both set_current_state()'s look obviously unneeded, and afaics we could hit the same warning even without 1fbe4b46caca. At least pktgen_rem_thread()->remove_proc_entry() can sleep. Oleg. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
