linux-kernel - Re: Kaffeine problem with CFS

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Date:	Wed, 18 Apr 2007 11:28:05 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Christoph Pfister <christophpfister@...il.com>
Cc:	S.Çağlar Onur <caglar@...dus.org.tr>,
	linux-kernel@...r.kernel.org,
	Michael Lothian <mike@...eburn.co.uk>,
	Christophe Thommeret <hftom@...e.fr>,
	Jurgen Kofler <kaffeine@....net>,
	Ulrich Drepper <drepper@...hat.com>
Subject: Re: Kaffeine problem with CFS


* Christoph Pfister <christophpfister@...il.com> wrote:

> >which thread would be the most interesting to you - 9324?
> 
> The thread which should wake the main thread - but hmm ... 9303 seems 
> to be rather dead-locked than doing pthread_cond_timedwait() ?

ok, here it is, 9303 with better symbol names:

#0  0xffffe410 in __kernel_vsyscall ()
#1  0x4a2538ce in __lll_mutex_lock_wait () from /lib/libpthread.so.0
#2  0x4a24f71c in _L_mutex_lock_79 () from /lib/libpthread.so.0
#3  0x4a24f24d in pthread_mutex_lock () from /lib/libpthread.so.0
#4  0xb79f64f9 in xine_play () from /usr/lib/libxine.so.1
#5  0xb7a9b0fb in KXineWidget::slotSeekToPosition ()
   from /usr/lib/kde3/libxinepart.so
#6  0xb7a9b3bc in KXineWidget::wheelEvent () from /usr/lib/kde3/libxinepart.so
#7  0x4b5f9150 in QWidget::event () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#8  0x4b55353b in QApplication::internalNotify ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#9  0x4b55526e in QApplication::notify ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#10 0x4a72065e in KApplication::notify () from /usr/lib/libkdecore.so.4
#11 0x4b4dd5de in QETWidget::translateWheelEvent ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#12 0x4b4eb41d in QETWidget::translateMouseEvent ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#13 0x4b4e9766 in QApplication::x11ProcessEvent ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#14 0x4b4fb38b in QEventLoop::processEvents ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#15 0x4b56ce30 in QEventLoop::enterLoop ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#16 0x4b56cce6 in QEventLoop::exec () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#17 0x4b55317f in QApplication::exec () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#18 0x0806fc1a in QWidget::setUpdatesEnabled ()
#19 0x49f9df10 in __libc_start_main () from /lib/libc.so.6
#20 0x0806f7e1 in QWidget::setUpdatesEnabled ()

does this make more sense to you?

	Ingo
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