elevator_init_mq(disk->queue);
/* Mark bdev as having a submit_bio, if needed */
- disk->part0->bd_has_submit_bio = disk->fops->submit_bio != NULL;
+ if (disk->fops->submit_bio)
+ bdev_set_flag(disk->part0, BD_HAS_SUBMIT_BIO);
/*
* If the driver provides an explicit major number it also must provide
ssize_t part_fail_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return sprintf(buf, "%d\n", dev_to_bdev(dev)->bd_make_it_fail);
+ return sprintf(buf, "%d\n",
+ bdev_test_flag(dev_to_bdev(dev), BD_MAKE_IT_FAIL));
}
ssize_t part_fail_store(struct device *dev,
{
int i;
- if (count > 0 && sscanf(buf, "%d", &i) > 0)
- dev_to_bdev(dev)->bd_make_it_fail = i;
-
+ if (count > 0 && sscanf(buf, "%d", &i) > 0) {
+ if (i)
+ bdev_set_flag(dev_to_bdev(dev), BD_MAKE_IT_FAIL);
+ else
+ bdev_clear_flag(dev_to_bdev(dev), BD_MAKE_IT_FAIL);
+ }
return count;
}