# add a bi\_error field to struct bio V3

- From: Christoph Hellwig \<hch@lst.de\>
- Date: 2015-07-20 13:32:38 
- List: linux-raid
- Page: https://ratatoskr.run/linux-raid/2015/07/4538817
- Thread: https://ratatoskr.run/linux-raid/2015/07/4538817/t.md

```text
Bio error reporting has been a mess for a while, and the increasing
use of chained bios makes it worse.  Add a bi_error field to struct
bio to fix this.

Note that the rebase to 4.2-rc means a lot of context changes, so I've
dropped the Reviewed-by tags from V2 as it will need a re-review.
```