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score: Comment _Thread_queue_Surrender_sticky()

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The change also helps to avoid reports from static analysers since most
callers of _Thread_queue_Make_ready_again() check the unblock status.
This commit is contained in:
Sebastian Huber
2021-06-15 12:28:25 +02:00
parent 6abdd89f19
commit 98cef4041b
1 changed files with 7 additions and 1 deletions
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8
cpukit/score/src/threadqenqueue.c
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@@ -733,7 +733,13 @@ void _Thread_queue_Surrender_sticky(
queue_context queue_context
); );
queue->owner = new_owner; queue->owner = new_owner;
_Thread_queue_Make_ready_again( new_owner );
/*
* There is no need to check the unblock status, since in the corresponding
* _Thread_queue_Enqueue_sticky() the thread is not blocked by the scheduler.
* Instead, the thread busy waits for a change of its thread wait flags.
*/
(void) _Thread_queue_Make_ready_again( new_owner );
cpu_self = _Thread_queue_Dispatch_disable( queue_context ); cpu_self = _Thread_queue_Dispatch_disable( queue_context );
_Thread_queue_Queue_release( _Thread_queue_Queue_release(