f40b964a66ac ("io_uring: clean up io_poll_task_func()")
88e41cf928a6 ("io_uring: add multishot mode for IORING_OP_POLL_ADD")
464dca612bc6 ("io_uring: mask in error/nval/hangup consistently for poll")
45ab03b19e8b ("io_uring: transform ret == 0 for poll cancelation completions")