Messages in this thread | | | Date | Thu, 28 Jun 2007 21:08:25 +0400 | From | Oleg Nesterov <> | Subject | Re: [PATCH] RFC: have tcp_recvmsg() check kthread_should_stop() and treat it as if it were signalled |
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On 06/28, Satyam Sharma wrote: > > Second, we *must* break that tcp_recvmsg() inside the kthread's > main loop, of course! We want it stopped, after all, and if we don't > make it "break" out of that function, the kthread _will_never_exit_.
In that case this kthread is buggy. We have sock->sk_rcvtimeo.
> Please note that this > whole thing is about functions that will _simply_*never*_exit_ever_ > _unless_ given a signal.
ditto. kthread should not do this.
OK, I suggest to stop this thread. I don't claim you are wrong, just we think differently ;)
> >This is what I can't understand completely. Why should we check SIGKILL > >or signal_pending() in addition to kthread_stop_info.k, what is the point? > > ... so kthread_stop_info will go away too.
it should go away regardless, we have patches. Still I see no point to check signal_pending() in kthread_stop().
Oleg.
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