On Tue, Oct 08, 2019 at 12:49:29PM +0800, Qu Wenruo wrote: > This patchset can be fetched from github: > https://github.com/adam900710/btrfs-progs/tree/bg_tree > Which is based on v5.2.2 tag. > > This patchset provides the needed user space infrastructure for BG_TREE > feature. > > Since it's an new incompatible feature, unlike SKINNY_METADATA, btrfs-progs > is needed to convert existing fs (unmounted) to new format. > > Now btrfstune can convert regular extent tree fs to bg tree fs to > improve mount time. Have we settled the argument whether to use a new tree or key tricks for the blocgroup data? I think we have not and will read the previous discussions. For a feature like this I want to be sure we understand all the pros and cons.
