libkse and signalling (libthr vs ports/net/linuxigd (fwd))

[David Xu]

libkse's signal handling code is not complete yet,  we are still
busy working on it,  this is the last stage to make libkse to fully work.

David Xu

----- Original Message ----- 
From: "Robert Watson" <rwatson at FreeBSD.org>
To: <threads at FreeBSD.org>
Sent: Friday, May 30, 2003 7:41 PM
Subject: libkse and signalling (libthr vs ports/net/linuxigd (fwd))


> 
> I realize this message is mostly about an interaction with libthr, but
> thrown in as a freebie at the bottom, the author mentions that it works
> fine with libkse except that killall doesn't work (?).
> 
> 
> Robert N M Watson             FreeBSD Core Team, TrustedBSD Projects
> robert at fledge.watson.org      Network Associates Laboratories
> 
> ---------- Forwarded message ----------
> Date: Fri, 30 May 2003 15:10:37 +0800
> From: leafy <leafy at leafy.idv.tw>
> To: freebsd-current at freebsd.org
> Subject: libthr vs ports/net/linuxigd
> 
> Using libthr for upnpd produces following backtrace when starting up
> 
> #0  0x281f5b03 in _umtx_lock () from /usr/lib/libc.so.5
> (gdb) backtrace
> #0  0x281f5b03 in _umtx_lock () from /usr/lib/libc.so.5
> #1  0x280880e8 in _spinlock_pthread (pthread=0x4, lck=0x8054130) at umtx.h:62
> #2  0x28088048 in _spinlock (lck=0xc2986ab0)
>     at /usr/src/lib/libthr/thread/thr_spinlock.c:69
> #3  0x2808446d in mutex_lock_common (mutex=0x280d8e0c, nonblock=0)
>     at /usr/src/lib/libthr/thread/thr_mutex.c:357
> #4  0x28084724 in __pthread_mutex_lock (mutex=0x280d8e0c)
>     at /usr/src/lib/libthr/thread/thr_mutex.c:511
> #5  0x280a927a in GetNextItemInQueue(ThreadArg*, PoolQueueItem&) ()
>    from /usr/local/lib/libupnp.so
> #6  0x280a938e in GetNextItemInQueue(ThreadArg*, PoolQueueItem&) ()
>    from /usr/local/lib/libupnp.so
> #7  0x2808214c in _thread_start ()
>     at /usr/src/lib/libthr/thread/thr_create.c:220
> #8  0x282497a7 in _ctx_start () from /usr/lib/libc.so.5
> 
> Curiously, libkse works fine (but you can't do 'killall upnpd' with libkse 
> though)
> 
> Jiawei Ye 
> -- 
> "Without the userland, the kernel is useless."
>                --inspired by The Tao of Programming
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