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-rw-r--r--man/io_uring_register_ring_fd.37
1 files changed, 4 insertions, 3 deletions
diff --git a/man/io_uring_register_ring_fd.3 b/man/io_uring_register_ring_fd.3
index 0e872bd..144262f 100644
--- a/man/io_uring_register_ring_fd.3
+++ b/man/io_uring_register_ring_fd.3
@@ -35,9 +35,10 @@ for restrictions when a ring is shared.
.SH NOTES
When the ring descriptor is registered, it is stored internally in the
.I struct io_uring
-structure. If an application shares this structure between threads, then this
-optimization cannot be used as the threads may get different values for the
-registered descriptor.
+structure. For applications that share a ring between threads, for example
+having one thread do submits and another reap events, then this optimization
+cannot be used as each thread may have a different index for the registered
+ring fd.
.SH RETURN VALUE
Returns 1 on success, indicating that one file descriptor was registered,
or