Re: futex wait failure

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On Tue, Dec 22, 2009 at 11:48 AM, John David Anglin
<dave@xxxxxxxxxxxxxxxxxx> wrote:
> Debian gdb 7.0 provides slightly different backtraces:
>
> (gdb) bt
> #0  0x4039934c in __lll_lock_wait (futex=0x1c538,
>    private=<value optimized out>)
> ...
>
> and
>
> (gdb) bt
> #0  0x4038f92c in __lll_mutex_lock (mutex=0x1c538)

Any idea why both threads would try to lock the same mutex? This is
never going to work?

I think we need to step back from the edge and ask ourselves what
Tcl_WaitForEvent() is trying to do with the locks.

Do you know?

Cheers,
Carlos.
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