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Optimize uxStreamBufferAdd() locking mechanism #1181

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merged 3 commits into from
Sep 11, 2024
Merged

Optimize uxStreamBufferAdd() locking mechanism #1181

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a07ce52
Optimize uxStreamBufferAdd() locking mechanism
lzungri Sep 4, 2024
82e01fd
Fix uxStreamBufferAdd unit tests
lzungri Sep 4, 2024
03cc0a7
Merge branch 'main' into streambuf-optimization
tony-josi-aws Sep 9, 2024
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4 changes: 2 additions & 2 deletions source/FreeRTOS_Stream_Buffer.c
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Original file line number Diff line number Diff line change
Expand Up @@ -307,7 +307,7 @@ size_t uxStreamBufferAdd( StreamBuffer_t * const pxBuffer,

/* The below update to the stream buffer members must happen
* atomically. */
vTaskSuspendAll();
taskENTER_CRITICAL();
{
if( uxOffset == 0U )
{
Expand All @@ -328,7 +328,7 @@ size_t uxStreamBufferAdd( StreamBuffer_t * const pxBuffer,
pxBuffer->uxFront = uxNextHead;
}
}
( void ) xTaskResumeAll();
taskEXIT_CRITICAL();
}

return uxCount;
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