On 08/24/2011 04:12 PM, suresh reddy wrote:
> Thank you Giles.
> 
> yes .The rt_printf is single-writer/ single -reader.

No, each thread has a buffer. But the point is that the thread which
empties the buffers and prints them run in secondary mode, so, it will
not run if there is always a real-time thread running, the buffer will
fill up, and nothing will be printed.

-- 
                                            Gilles.

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