Re: [PATCH 0/4] Fix for btrfs-convert chunk type and fsck support

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On Thu, Sep 10, 2015 at 10:34:13AM +0800, Qu Wenruo wrote:
> Again the buggy btrfs-convert, even David tried to ban mixed-bg features
> for btrfs-convert, it will still put data and metadata extents into the
> same chunk, without marking the chunk mixed.
> 
> So in the patchset, first add fsck support for such problem, and then
> force btrfs-convert to use mixed block group.

I don't think this is a good option for now. People convert
many-terabytes filesystems. Unless there's a way how to convert such
filesystem to the split data/metadata type I don't want to force mixed
bg to convert. The bug you describe is there, but I wonder why didn't
we notice problems that arise from it.
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