Re: [PATCH 6/6] sched, wait: Make the __wait_event*() interface more friendly

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	Hello,

> On Fri, Sep 27, 2013 at 06:15:07PM +0200, Peter Zijlstra wrote:
> > +++ b/net/netfilter/ipvs/ip_vs_sync.c
> > @@ -1637,12 +1637,9 @@ static int sync_thread_master(void *data
> >                     continue;
> >             }
> >             while (ip_vs_send_sync_msg(tinfo->sock, sb->mesg) < 0) {
> > -                   int ret = 0;
> > -
> > -                   __wait_event_interruptible(*sk_sleep(sk),
> > +                   int ret = 
__wait_event_interruptible(*sk_sleep(sk),
> >                                                sock_writeable(sk) ||
> > -                                              kthread_should_stop(),
> > -                                              ret);
> > +                                              kthread_should_stop());
> >                     if (unlikely(kthread_should_stop()))
> >                             goto done;
> >             }
>
> That site seems to be ignoring the interruptible state... seems wrong.

	This is a kthread which ignores signals by default.
It terminates only with kthread_stop. I hope it works
correctly for such context. This is a loop that polls socket
space for writing when there is a buffer for sending.

Regards

--
Julian Anastasov <ja@xxxxxx>
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