Messages in this thread | | | Date | Wed, 6 Oct 1999 08:30:51 +0200 (CEST) | From | (Arjan van de Ven) | Subject | Re: process waken up by syslogd and klogd |
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a> However, I found that the process which is sleeping in the request_fn is often a> waken up by syslogd and klogd (even though nothing is printed in my driver). a> If I add a "goto" statement to make it sleep again, it will be waken up a> continuously, also by these two daemons. In this way, the process which a> performs the network communication will have low chance to run.
Could you check if something sent you a signal?
if (signal_pending(current)) printk("Ring Ring\n");
would do the trick.
Kernel-threads (and general processes?) get woken up when a signal is delivered, and will not go to sleep (for long anyway) until the signal is cleared.
Greetings, Arjan van de Ven
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