"Can't obtain network semaphore"

Till Straumann strauman at slac.stanford.edu
Wed Dec 15 03:33:31 UTC 2004


Chris Johns wrote:
> Till Straumann wrote:
> 
>>
>> Are you sure none of those deletes the network semaphore?
>>
> 
> If you have RTEMS_FAST_MUTEX defined the semaphore directly accesses the 
> score for the mutex. This means _CORE_mutex_Surrender is being called.
> 

Sure - but this doesn't matter. His system panics because
_CORE_mutex_Seize leaves with a return_code=='4' (CORE_MUTEX_WAS_DELETED)

The only way I currently can think of this getting there is
by someone calling rtems_semaphore_delete() on the network
semaphore id.

-- T.




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