From: Kristis Makris <kristis.makris@asu.edu>
To: "linux-os (Dick Johnson)" <linux-os@analogic.com>
Cc: Linux kernel <linux-kernel@vger.kernel.org>
Subject: Re: [ham] Re: Gracefully killing kswapd, or any kernel thread
Date: Fri, 09 Sep 2005 15:20:15 -0700 [thread overview]
Message-ID: <1126304415.2727.27.camel@syd.mkgnu.net> (raw)
In-Reply-To: <Pine.LNX.4.61.0509091513310.5663@chaos.analogic.com>
On Fri, 2005-09-09 at 15:20 -0400, linux-os (Dick Johnson) wrote:
> Because it's now defunct <Z>, a zombie, waiting for somebody to
> reap its return status. You are almost there, you need to issue
> the kernel equivalent of waitpid() (sys_waitpid) to grab that
> status and throw it away. That's what the code I showed you
> did when it would shut down and remove a module that had
> a kernel thread.
It turns out I had to port reparent_to_init() from 2.4 to 2.2 to get it
going. issuing a sys_wait4 wasn't enough. Apparently there was no way
for the built-in kernel threads to exit at all in the first place. I
hope 2.6 at least issues a reparent_to_init in kernel_thread().
prev parent reply other threads:[~2005-09-09 22:20 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-07 19:41 Gracefully killing kswapd, or any kernel thread Kristis Makris
2005-09-07 20:08 ` linux-os (Dick Johnson)
2005-09-07 21:07 ` [ham] " Kristis Makris
2005-09-07 22:31 ` Kyle Moffett
2005-09-07 22:36 ` linux-os (Dick Johnson)
2005-09-09 18:51 ` Kristis Makris
2005-09-09 19:20 ` linux-os (Dick Johnson)
2005-09-09 22:20 ` Kristis Makris [this message]
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