Date: Mon, 20 May 2002 15:00:56 -0700 (PDT) From: Doug White <dwhite@resnet.uoregon.edu> To: Zhihui Zhang <zzhang@cs.binghamton.edu> Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: kernel daemon clean up Message-ID: <20020520150021.S63789-100000@resnet.uoregon.edu> In-Reply-To: <Pine.SOL.4.21.0205201646300.19638-100000@onyx>
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On Mon, 20 May 2002, Zhihui Zhang wrote: > > When we reboot a machine, it seems to me that the kernel sends signal 15 > to daemons and wait 60 seconds for them to finish. In my program, I use > kthread_create() to create a daemon, how to make sure that my daemon > finishes all its job before reboot can proceed? Do I need to let the > daemon catch the signals? I tried kill -9 (or -15) pid, the daemon does > not seem to respond. I don't think kthreads can take signals (?) Look at the code for the other kthreads that put out the 'waiting for XXX to finish' messages during the shutdown sequence. Doug White | FreeBSD: The Power to Serve dwhite@resnet.uoregon.edu | www.FreeBSD.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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