[PATCH] how to fix shmdr for POLLING? [was: Re: PSIM and MP tests -- anybody got working?]

Joel Sherrill joel.sherrill at oarcorp.com
Wed Jan 25 12:06:37 UTC 2006

Karel Gardas wrote:

> On Tue, 24 Jan 2006, Joel Sherrill wrote:
>> Each click is an instruction in the simulator so the clicks per tick 
>> must be relatively high to
>> allow for positive movement in the test.
> BTW: When I add printk debugging messages I see that the poller task 
> is created but that Shm_Poll routine is never called. When I change 
> the task's priority from 1 to 0 all my (tarse) printk messaging has 
> gone, but it seems mp01 completes again. What's running in RTEMS on 
> priority 0 and is so busy that occupies CPU all the time?
There is an MP receive task running at priority 0 to process incoming 
requests.  I suppose it is possible that the shmdr works and it is 
lockign up running the first request.

> Thanks,
> Karel
> -- 
> Karel Gardas                  kgardas at objectsecurity.com
> ObjectSecurity Ltd.           http://www.objectsecurity.com

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