[PATCH 6/8] manual: Document default AT_SECURE handling for system-wide tunables

[DJ Delorie]

Adhemerval Zanella <adhemerval.zanella@linaro.org> writes:
> +every setuid or setgid program.  The file is therefore trusted to the same

Perhaps s/The file/The config file/ to make it less ambiguous.  On first
reading (the diff, so out of context), I couldn't figure out why you say
the cache file should be as secure as the cache file...

LGTM otherwise
Reviewed-by: DJ Delorie <dj@redhat.com>