Re: [PATCH 08/19] btrfs: make unmirroed BGs readonly only if we have at least one writable BG

[Josef Bacik]

On Fri, Jun 07, 2019 at 10:10:14PM +0900, Naohiro Aota wrote:
> If the btrfs volume has mirrored block groups, it unconditionally makes
> un-mirrored block groups read only. When we have mirrored block groups, but
> don't have writable block groups, this will drop all writable block groups.
> So, check if we have at least one writable mirrored block group before
> setting un-mirrored block groups read only.
> 

I don't understand why you want this.  Thanks,

Josef