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-rw-r--r--nuttx/include/aio.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/nuttx/include/aio.h b/nuttx/include/aio.h
index 61965789e..0e0d18994 100644
--- a/nuttx/include/aio.h
+++ b/nuttx/include/aio.h
@@ -137,7 +137,9 @@ struct aiocb
int aio_reqprio; /* Request priority offset */
int aio_lio_opcode; /* Operation to be performed */
- /* Non-standard, implementation-dependent data */
+ /* Non-standard, implementation-dependent data. For portability reasons,
+ * application code should never reference these elements.
+ */
struct work_s aio_work; /* Used to defer I/O to the work thread */
pid_t aio_pid; /* ID of client to be notify at completion */