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-rw-r--r--Documentation/media/uapi/v4l/func-poll.rst3
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/media/uapi/v4l/func-poll.rst b/Documentation/media/uapi/v4l/func-poll.rst
index 360bc6523ae2..967fe8920729 100644
--- a/Documentation/media/uapi/v4l/func-poll.rst
+++ b/Documentation/media/uapi/v4l/func-poll.rst
@@ -113,4 +113,5 @@ EINTR
The call was interrupted by a signal.
EINVAL
- The ``nfds`` argument is greater than ``OPEN_MAX``.
+ The ``nfds`` value exceeds the ``RLIMIT_NOFILE`` value. Use
+ ``getrlimit()`` to obtain this value.