Merge branch 'doc.2025.08.20a' into HEAD

RCU documentation updates:
* Update whatisRCU.rst for recent RCU API additions
* Add RCU guards to checklist.rst
* Requirements.rst: Abide by conventions of kernel documentation
* Fix formatting/typo issues in torture.rst and index.rst
* Fix dead URLs in RTFP.txt
This commit is contained in:
Paul E. McKenney 2025-08-25 10:10:18 -07:00
commit 0e9e7023df
6 changed files with 169 additions and 76 deletions