diff options
Diffstat (limited to 'cpukit')
| -rw-r--r-- | cpukit/include/rtems/rtems/message.h | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/cpukit/include/rtems/rtems/message.h b/cpukit/include/rtems/rtems/message.h index 01173d4029..f288d94445 100644 --- a/cpukit/include/rtems/rtems/message.h +++ b/cpukit/include/rtems/rtems/message.h @@ -773,9 +773,6 @@ rtems_status_code rtems_message_queue_broadcast( * * @retval ::RTEMS_UNSATISFIED The queue was empty. * - * @retval ::RTEMS_UNSATISFIED The queue was flushed while the calling task was - * waiting to receive a message. - * * @retval ::RTEMS_TIMEOUT The timeout happened while the calling task was * waiting to receive a message * @@ -876,17 +873,22 @@ rtems_status_code rtems_message_queue_get_number_pending( * * @retval ::RTEMS_INVALID_ADDRESS The ``count`` parameter was NULL. * + * @par Notes + * The directive does not flush tasks waiting to receive a message from the + * wait queue of the message queue. + * * @par Constraints * @parblock * The following constraints apply to this directive: * - * * The directive may be called from within task context. - * * * The directive may be called from within interrupt context. * - * * When the directive operates on a remote object, the directive sends a - * message to the remote node and waits for a reply. This will preempt the - * calling task. + * * The directive may be called from within device driver initialization + * context. + * + * * The directive may be called from within task context. + * + * * The directive will not cause the calling task to be preempted. * @endparblock */ rtems_status_code rtems_message_queue_flush( rtems_id id, uint32_t *count ); |