# Re: \[PATCH 1/4\] mdadm: bad block support for external metadata - initialization

- From: Jes Sorensen \<hidden\>
- Date: 2016-11-28 22:45:22 
- List: linux-raid
- Page: https://ratatoskr.run/linux-raid/2016/11/6633708
- Thread: https://ratatoskr.run/linux-raid/2016/11/6633708/t.md

```text
Tomasz Majchrzak [ref] writes:
> If metadata handler provides support for bad blocks, tell md by writing
> 'external_bbl' to rdev state file (both on create and assemble),
> followed by a list of known bad blocks written via sysfs 'bad_blocks'
> file.
>
> Signed-off-by: Tomasz Majchrzak <redacted>
> Reviewed-by: Artur Paszkiewicz <redacted>
> ---
>  mdadm.h | 13 +++++++++++++
>  sysfs.c | 27 ++++++++++++++++++++++++++-
>  2 files changed, 39 insertions(+), 1 deletion(-)

Applied!

Thanks,
Jes
```