{
if (ordered & (QUEUE_ORDERED_PREFLUSH | QUEUE_ORDERED_POSTFLUSH) &&
prepare_flush_fn == NULL) {
- printk(KERN_ERR "blk_queue_ordered: prepare_flush_fn required\n");
+ printk(KERN_ERR "%s: prepare_flush_fn required\n",
+ __FUNCTION__);
return -EINVAL;
}
return 0;
}
-
EXPORT_SYMBOL(blk_queue_ordered);
/*
static void bio_end_empty_barrier(struct bio *bio, int err)
{
- if (err)
+ if (err) {
+ if (err == -EOPNOTSUPP)
+ set_bit(BIO_EOPNOTSUPP, &bio->bi_flags);
clear_bit(BIO_UPTODATE, &bio->bi_flags);
+ }
complete(bio->bi_private);
}
*error_sector = bio->bi_sector;
ret = 0;
- if (!bio_flagged(bio, BIO_UPTODATE))
+ if (bio_flagged(bio, BIO_EOPNOTSUPP))
+ ret = -EOPNOTSUPP;
+ else if (!bio_flagged(bio, BIO_UPTODATE))
ret = -EIO;
bio_put(bio);
return ret;
}
-
EXPORT_SYMBOL(blkdev_issue_flush);