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freertos: Also test (& handle) the case where scheduler is disabled on other CPU...

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ie CPU A has scheduler disabled and task blocked on Q. CPU B sends to Q (or gives mutex, etc.) Task on CPU A should be woken on scheduler resume.
This commit is contained in:
Angus Gratton
2017-09-28 12:08:34 +10:00
committed by Angus Gratton
parent 3e62c2e052
commit 353e81da63
2 changed files with 64 additions and 6 deletions
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9
components/freertos/tasks.c
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@@ -3039,7 +3039,7 @@ BaseType_t xTaskRemoveFromEventList( const List_t * const pxEventList )
TCB_t *pxUnblockedTCB;
BaseType_t xReturn;
BaseType_t xTaskCanBeReady;
UBaseType_t i;
UBaseType_t i, uxTargetCPU;
/* THIS FUNCTION MUST BE CALLED FROM A CRITICAL SECTION. It can also be
called from a critical section within an ISR. */
@@ -3067,6 +3067,7 @@ UBaseType_t i;
the task is pinned to is running or because a scheduler is running on any CPU. */
xTaskCanBeReady = pdFALSE;
if ( pxUnblockedTCB->xCoreID == tskNO_AFFINITY ) {
uxTargetCPU = xPortGetCoreID();
for (i = 0; i < portNUM_PROCESSORS; i++) {
if ( uxSchedulerSuspended[ i ] == ( UBaseType_t ) pdFALSE ) {
xTaskCanBeReady = pdTRUE;
@@ -3074,7 +3075,9 @@ UBaseType_t i;
}
}
} else {
xTaskCanBeReady = uxSchedulerSuspended[ pxUnblockedTCB->xCoreID ] == ( UBaseType_t ) pdFALSE;
uxTargetCPU = pxUnblockedTCB->xCoreID;
xTaskCanBeReady = uxSchedulerSuspended[ uxTargetCPU ] == ( UBaseType_t ) pdFALSE;
}
if( xTaskCanBeReady )
@@ -3086,7 +3089,7 @@ UBaseType_t i;
{
/* The delayed and ready lists cannot be accessed, so hold this task
pending until the scheduler is resumed on this CPU. */
vListInsertEnd( &( xPendingReadyList[ xPortGetCoreID() ] ), &( pxUnblockedTCB->xEventListItem ) );
vListInsertEnd( &( xPendingReadyList[ uxTargetCPU ] ), &( pxUnblockedTCB->xEventListItem ) );
}
if ( tskCAN_RUN_HERE(pxUnblockedTCB->xCoreID) && pxUnblockedTCB->uxPriority >= pxCurrentTCB[ xPortGetCoreID() ]->uxPriority )