
Do not enable ioeventfd by default. Let the feature mature a bit before we consider enabling it by default. Fixes: 2e53b0b45024 ("hw/nvme: Use ioeventfd to handle doorbell updates") Reviewed-by: Keith Busch <kbusch@kernel.org> Reviewed-by: Jinhao Fan <fanjinhao21s@ict.ac.cn> Signed-off-by: Klaus Jensen <k.jensen@samsung.com>