Hi all, After merging the ftrace tree, today's linux-next build (htmldocs) failed like this: Sphinx parallel build error: docutils.utils.SystemMessage: /home/sfr/next/next/Documentation/trace/histogram-design.rst:219: (SEVERE/4) Unexpected section title. . . Caused by commit 16b585fe7192 ("tracing: Add histogram-design document") I am running a slightly out of date version os sphynx (2.4.3) ... -- Cheers, Stephen Rothwell