On Wed, May 29, 2019 at 03:27:23PM +0800, Qu Wenruo wrote: > BTRFS_COMPAT_EXTENT_TREE_V0 is introduced for a short time in kernel, > and it's over 10 years ago. > > Nowadays there should be no user for that feature, and kernel has remove > this support in Jun, 2018. There is no need for btrfs-progs to support > it. > > This patch will remove EXTENT_TREE_V0 related code and replace those > BUG_ON() to a more graceful error message. > > Signed-off-by: Qu Wenruo <wqu@xxxxxxxx> Applied, thanks.
