[Xenomai] rt_sem_create problem

Philippe Gerum rpm at xenomai.org
Thu Jun 26 14:07:33 CEST 2014


On 06/26/2014 11:49 AM, yogesh garg wrote:
> Hi,
> I want to protect my shared data structure in my kernel module. But when I
> am
> trying to call rt_sem_create(), my module makes system hang. Without
> rt_sem_create()
> call my code works fine.
> Please help me whats the problem with rt_sem_create().
>
> Code:-
>      RT_SEM mysem;
>    ret = rt_sem_create(mysem,"dsem",1,S_PRIO);
>    printk(" Return value of sem_create : %d \n",ret);
>
> ret value is success(0).
>

This is probably not your actual code, but rather some kind of 
pseudo-code, so don't expect much insight. Except perhaps that you 
should pay attention to the compiler warning such code must have produced.

-- 
Philippe.




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