Four SMP tests fails after recent commit

Daniel Hellstrom daniel at gaisler.com
Wed Sep 19 11:03:01 UTC 2018


It works now with your patch. Thanks again.

Daniel

On 2018-09-19 12:23, Daniel Hellstrom wrote:
> Thanks for looking into it Sebastian. I will try it out now.
>
>
> On 2018-09-19 12:00, Sebastian Huber wrote:
>> Hello Daniel,
>>
>> On 19/09/2018 11:32, Daniel Hellstrom wrote:
>>> Hi,
>>>
>>> When I rebased earlier this week four SMP test now fails (smp03, 
>>> smppsxaffinity01, smpschedaffinity04, smpschedaffinity05). After 
>>> some testing it turns out that after commit 
>>> cfc4231d8fe1056fa501508a929c8ccaa1dd11be ("score: Add flexible 
>>> per-CPU data") the tests fails when
>>> creating tasks with rtems_task_create() due to Task stack allocation 
>>> fails.
>>>
>>>  0) 
>>> _Heap_Allocate_aligned_with_boundary(alloc_size=4096,alignment=0,boundary=0)
>>>  1) stack_addr = (*stack_allocate_hook)( the_stack_size );
>>>  2) _Thread_Stack_Allocate( the_thread, stack_size );
>>>  3) _Thread_Initialize()
>>>  4) rtems_task_create() 
>>
>> these tests didn't fail on ARM and PowerPC. I guess this is due to an 
>> overestimate of the workspace size. Could you please check if the 
>> following commit fixed the issue on SPARC:
>>
>> https://git.rtems.org/rtems/commit/?id=776464aad46cd317b9707870acc5f6be5531e15a 
>>
>>
>




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