io_uring: kill unnecessary io_run_ctx_fallback() in io_ring_exit_work()

We already run the fallback task_work in io_uring_try_cancel_requests(),
no need to duplicate at ring exit explicitly.

Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/fs/io_uring.c b/fs/io_uring.c
index d48be0c..7cad82b 100644 (file)
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -8519,7 +8519,6 @@ static void io_ring_exit_work(struct work_struct *work)
         */
        do {
                io_uring_try_cancel_requests(ctx, NULL, NULL);
-               io_run_ctx_fallback(ctx);
        } while (!wait_for_completion_timeout(&ctx->ref_comp, HZ/20));
        io_ring_ctx_free(ctx);
 }