--- zzzz-none-000/linux-3.10.107/Documentation/trace/ring-buffer-design.txt 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/Documentation/trace/ring-buffer-design.txt 2021-02-04 17:41:59.000000000 +0000 @@ -683,7 +683,7 @@ cmpxchg(tail_page, temp_page, next_page) The above will update the tail page if it is still pointing to the expected -page. If this fails, a nested write pushed it forward, the the current write +page. If this fails, a nested write pushed it forward, the current write does not need to push it.