2d9c318bfd15 ("docs: RCU: Don't duplicate chapter names in rculist_nulls.rst")
2cdb54c93a7e ("docs: RCU: Convert rculist_nulls.txt to ReST")
bff9e34c6785 ("docs: fix broken doc references due to renames")
9637d517347e ("Merge tag 'for-linus-20190715' of git://git.kernel.dk/linux-block")