diff options
Diffstat (limited to 'posix-users')
-rw-r--r-- | posix-users/message_passing.rst | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/posix-users/message_passing.rst b/posix-users/message_passing.rst index 50c43dd..c003967 100644 --- a/posix-users/message_passing.rst +++ b/posix-users/message_passing.rst @@ -550,6 +550,8 @@ mq_receive - Receive a Message from a Message Queue - The msg_len is less than the ``mq_msgsize`` attribute of the message queue * - ``EAGAIN`` - The message queue is non-blocking, and the queue is empty + * - ``EAGAIN`` + - The operation would block but has been called from an ISR * - ``EINTR`` - The message queue is blocking. While the process was waiting for a message to arrive on the queue, a signal arrived that interrupted the wait. |