man/io_uring_enter.2: add note of EINTR return value

Signed-off-by: Jens Axboe <axboe@kernel.dk>
axboe · Apr 7, 2020 · 344355e · 344355e
1 parent 8bee206
commit 344355e
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/man/io_uring_enter.2 b/man/io_uring_enter.2
@@ -813,3 +813,10 @@ does not refer to an io_uring instance.
 .B EOPNOTSUPP
 .I opcode
 is valid, but not supported by this kernel.
+.TP
+.B EINTR
+The operation was interrupted by a delivery of a signal before it could
+complete; see
+.BR signal(7).
+Can happen while waiting for events with
+.B IORING_ENTER_GETEVENTS.