svn commit: r188727 - in stable/7: sys sys/contrib/pf sys/dev/ath/ath_hal sys/dev/cxgb sys/kern sys/modules/sem sys/sys tools/regression/posixsem usr.bin/procstat

Bruce Simpson bms at
Wed Feb 18 06:16:40 PST 2009

Bruce Simpson wrote:
> ....
> FYI:
> This change *may* fix Python 2.6's 'multiprocessing' module on FreeBSD 
> 7-STABLE, which is known to have problems there; it depends on POSIX 
> semaphores to synchronize its IPC between different fork()'s of the 
> Python interpreter.
> If anyone else has an interest in ths they may wish to test, if not, I 
> will try to get around to it eventually.

I just tested this and Python 2.5 still dumps core in sem_open() when 
called from semlock_new() in, this is with the most 
recent back-port of multiprocessing to Python 2.5:


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