Messages in this thread | | | Date | Wed, 18 Apr 2007 11:25:45 +0200 | From | "Christoph Pfister" <> | Subject | Re: Kaffeine problem with CFS |
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2007/4/18, Ingo Molnar <mingo@elte.hu>: > > * Christoph Pfister <christophpfister@gmail.com> wrote: > > > >are the updated backtraces in the followup mail i just sent more > > >useful? (I still have that stuck session running so i can whatever > > >debugging you'd like to see done.) > > > > QWidget::setUpdatesEnabled() is (wrongly) present in every thread > > except the main. So I'm afraid there's nothing which can be done :-/ > > Btw the main thread is waiting for the first frame being displayed > > after the seek. > > i didnt have all the debuginfo packages installed. I installed some (but > not all yet), here's an updated backtrace: > > (gdb) bt > #0 0xffffe410 in __kernel_vsyscall () > #1 0x4a2539e1 in __lll_mutex_unlock_wake () from /lib/libpthread.so.0 > #2 0x4a2506f9 in _L_mutex_unlock_99 () from /lib/libpthread.so.0 > #3 0x4a250370 in __pthread_mutex_unlock_usercnt () from /lib/libpthread.so.0 > #4 0x4a2506f0 in pthread_mutex_unlock () from /lib/libpthread.so.0 > #5 0xb79fce5a in QWidget::setUpdatesEnabled () from /usr/lib/libxine.so.1 > #6 0xb7a4b90b in dvd_plugin_free_buffer (buf=0xb0745470) at input_dvd.c:570 > #7 0xb7a030a2 in QWidget::setUpdatesEnabled () from /usr/lib/libxine.so.1 > #8 0x4a24d2db in start_thread () from /lib/libpthread.so.0 > #9 0x4a05820e in clone () from /lib/libc.so.6 > > at least the dvd_plugin_free_buffer() call has been resolved now. (I'll > hunt for the other debuginfo packages too.) > > 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() ?
> Ingo
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