Date: Thu, 28 Oct 2004 00:30:32 GMT From: Ken Smith <kensmith@cse.Buffalo.EDU> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/72979: unkillable process(es) stuck in `STOP' state Message-ID: <200410280030.i9S0UWlZ039994@freefall.freebsd.org>
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The following reply was made to PR kern/72979; it has been noted by GNATS.
From: Ken Smith <kensmith@cse.Buffalo.EDU>
To: David Xu <davidxu@freebsd.org>
Cc: Ken Smith <kensmith@cse.Buffalo.EDU>,
Mikhail Teterin <mi+mx@aldan.algebra.com>,
Michael Nottebrock <michaelnottebrock@gmx.net>, re@freebsd.org,
davidxu@t2t2.com, davidxu@viatech.com.cn,
freebsd-gnats-submit@freebsd.org
Subject: Re: kern/72979: unkillable process(es) stuck in `STOP' state
Date: Wed, 27 Oct 2004 20:24:02 -0400
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On Thu, Oct 28, 2004 at 07:19:57AM +0800, David Xu wrote:
> P_STOPPED_SINGLE needn't be removed here, in fact, the flag should=20
> already be
> turned off at this point, if the flag is still there, then there must be a
> bug, thread_single(SINGLE_EXIT) should turn it off if it returns or thread
> will exit in the function.
> P_STOPPED_TRACE is cleared by debugger via PT_DETACH in sys_process.c, but
> if debugger dies without chance to call ptrace(PT_DETACH), then exit1() m=
ust
> clear it.
Thank you for the explanation.
Please go ahead with the MFC of your patch as-is. I'm sorry to have
been such a pain in the butt about this. If you have any questions
let re@ know please. It can go to both RELENG_5 and RELENG_5_3 at
this point.
Thanks for all your help with this.
--=20
Ken Smith
- From there to here, from here to | kensmith@cse.buffalo.edu
there, funny things are everywhere. |
- Theodore Geisel |
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