Problem with process shared mutex

Khem Raj raj.khem at gmail.com
Tue Aug 2 15:17:17 UTC 2011



On Aug 2, 2011, at 7:10 AM, Carmelo Amoroso <carmelo73 at gmail.com> wrote:

> On 1 August 2011 13:29, Sridhar Uravakonda <sri.uravakonda at gmail.com> wrote:
>> Hi All,
>> 
>> I am using 0.9.29 uclibc on a MIPS platform.
>> 
>> While testing a sample program with process shared mutexes and process
>> shared conditional variables (pthread_cond_wait, pthread_cond_broadcast,
>> pthread_mutex_lock, pthread_mutex_unlock)
>> 
>> I see an issue when 3 threads from 3 different processes are working
>> together on the shared mtuex / cond variable. One of the threads gets stuck
>> on the mutex even though I can see other two threads have unlocked it
>> successfully after their last usage.

And preferably against master
>> 
>> Does anyone know of any issues fixed on this?
>> 
>> Regards,
>> Sridhar
> 
> Hi,
> your scenario is not so clear... so are referrign to processes then
> threads then both.
> Please post a test case that is not working to allow us to debug it.
> 
> Thanks,
> Carmelo
> 
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