tree b5f070f96394192d25a3b323112128b6bd9d876c
parent 4f793dc40bc605b97624fd36baf085b3c35e8bfd
author Pavel Begunkov <asml.silence@gmail.com> 1610139444 +0000
committer Jens Axboe <axboe@kernel.dk> 1610209303 -0700

io_uring: add warn_once for io_uring_flush()

files_cancel() should cancel all relevant requests and drop file notes,
so we should never have file notes after that, including on-exit fput
and flush. Add a WARN_ONCE to be sure.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>