Pull erofs fixes from Gao Xiang:
"This mainly fixes 1 lcluster-sized pclusters for the big pcluster
feature, which can be forcely generated by mkfs as a specific on-disk
case for per-(sub)file compression strategies but missed to handle in
runtime properly.
Also, documentation updates are included to fix the broken
illustration due to the ReST conversion by accident and complete the
big pcluster introduction.
Summary:
- update documentation to fix the broken illustration due to ReST
conversion by accident at that time and complete the big pcluster
introduction
- fix 1 lcluster-sized pclusters for the big pcluster feature"
* tag 'erofs-for-5.13-rc2-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs:
erofs: fix 1 lcluster-sized pcluster for big pcluster
erofs: update documentation about data compression
erofs: fix broken illustration in documentation