Implementation of a new Resource Sharing Protocol
Sebastian Huber
sebastian.huber at embedded-brains.de
Thu Nov 15 16:05:39 UTC 2018
I think with this change you get something similar (priority inheritance
is also disabled):
diff --git a/cpukit/include/rtems/score/mrspimpl.h
b/cpukit/include/rtems/score/mrspimpl.h
index b9c7441401..4b69d6c68b 100644
--- a/cpukit/include/rtems/score/mrspimpl.h
+++ b/cpukit/include/rtems/score/mrspimpl.h
@@ -35,7 +35,7 @@ extern "C" {
* @{
*/
-#define MRSP_TQ_OPERATIONS &_Thread_queue_Operations_priority_inherit
+#define MRSP_TQ_OPERATIONS &_Thread_queue_Operations_priority
RTEMS_INLINE_ROUTINE void _MRSP_Acquire_critical(
MRSP_Control *mrsp,
On 15/11/2018 17:02, Malte Münch wrote:
> I mean something like:
>
> while (resource blocked) {
> // nothing
> }
>
> instead of
>
> while (resource blocked) {
> // help other tasks
> }
> On 15.11.18 16:44, Sebastian Huber wrote:
>> On 15/11/2018 16:42, Malte Münch wrote:
>>> Hello,
>>>
>>> i am fiddling around with the mrsp-implementation for a while now. But
>>> until now i am not able to divide the codeparts and understand what each
>>> thing is doing. I am particularly interested in the part where the
>>> helping mechanism is enabled. I want to replace it in a way that the
>>> task is idling instead.
>> What do you mean with "task is idling"?
>>
--
Sebastian Huber, embedded brains GmbH
Address : Dornierstr. 4, D-82178 Puchheim, Germany
Phone : +49 89 189 47 41-16
Fax : +49 89 189 47 41-09
E-Mail : sebastian.huber at embedded-brains.de
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