static DEVICE_ATTR(reconnect_delay, S_IRUGO | S_IWUSR,
nvme_ctrl_reconnect_delay_show, nvme_ctrl_reconnect_delay_store);
+static ssize_t nvme_ctrl_fast_io_fail_tmo_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct nvme_ctrl *ctrl = dev_get_drvdata(dev);
+
+ if (ctrl->opts->fast_io_fail_tmo == -1)
+ return sysfs_emit(buf, "off\n");
+ return sysfs_emit(buf, "%d\n", ctrl->opts->fast_io_fail_tmo);
+}
+
+static ssize_t nvme_ctrl_fast_io_fail_tmo_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct nvme_ctrl *ctrl = dev_get_drvdata(dev);
+ struct nvmf_ctrl_options *opts = ctrl->opts;
+ int fast_io_fail_tmo, err;
+
+ err = kstrtoint(buf, 10, &fast_io_fail_tmo);
+ if (err)
+ return -EINVAL;
+
+ if (fast_io_fail_tmo < 0)
+ opts->fast_io_fail_tmo = -1;
+ else
+ opts->fast_io_fail_tmo = fast_io_fail_tmo;
+ return count;
+}
+static DEVICE_ATTR(fast_io_fail_tmo, S_IRUGO | S_IWUSR,
+ nvme_ctrl_fast_io_fail_tmo_show, nvme_ctrl_fast_io_fail_tmo_store);
+
static struct attribute *nvme_dev_attrs[] = {
&dev_attr_reset_controller.attr,
&dev_attr_rescan_controller.attr,
&dev_attr_hostid.attr,
&dev_attr_ctrl_loss_tmo.attr,
&dev_attr_reconnect_delay.attr,
+ &dev_attr_fast_io_fail_tmo.attr,
NULL
};