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-rw-r--r--man/io_uring_register.24
1 files changed, 4 insertions, 0 deletions
diff --git a/man/io_uring_register.2 b/man/io_uring_register.2
index 707d3de..1822fd3 100644
--- a/man/io_uring_register.2
+++ b/man/io_uring_register.2
@@ -210,5 +210,9 @@ or
.BR IORING_UNREGISTER_FILES
was specified, but there were no buffers or files registered.
.TP
+.B ENXIO
+Attempt to register files or buffers on an io_uring instance that is already
+undergoing file or buffer registration, or is being torn down.
+.TP
.B EOPNOTSUPP
User buffers point to file-backed memory.