On Tue, Sep 25, 2018 at 02:37:46PM +0800, Qu Wenruo wrote: > fs/btrfs/relocation.c:build_backref_tree() is some code from 2009 era, > although it works pretty fine, it's not that easy to understand. > Especially combined with the complex btrfs backref format. > > This patch adds some basic comment for the backref build part of the > code, making it less hard to read, at least for backref searching part. > > Signed-off-by: Qu Wenruo <wqu@xxxxxxxx> Added to misc-next, thanks.
