In order to ease later bisecting in case of bugs and code history,
changes should be grouped logically, feature by feature or bugfix by
-bugfix. Escpecially a single patch fixing several problems at once
+bugfix. Especially a single patch fixing several problems at once
should be avoided.
+Before submitting patches, please make sure the check_sec.sh script
+in the top-level source directory reports no errors/warnings.
A word about warnings
---------------------