Index: App/Services/CommBuffers.c
===================================================================
diff -u -ra0f8a69651a1c29c9f76894aed5ab23ee8ace7c7 -r38ff7a6fbf82b86ab1bac3b7b24c4ea33d5419f9
--- App/Services/CommBuffers.c	(.../CommBuffers.c)	(revision a0f8a69651a1c29c9f76894aed5ab23ee8ace7c7)
+++ App/Services/CommBuffers.c	(.../CommBuffers.c)	(revision 38ff7a6fbf82b86ab1bac3b7b24c4ea33d5419f9)
@@ -74,6 +74,8 @@
  * The addToCommBuffer function adds data of specified length to a specified \n
  * communication buffer.  S/W fault if buffer too full to add data. \n
  * This function will always add to the active double buffer. \n
+ * This function should only be called from the background, general, or \n
+ * priority tasks (BG or IRQ) for thread safety.
  * @details
  * Inputs : commBufferByteCount[], activeDoubleBuffer[]
  * Outputs : commBuffers[], commBufferByteCount[]