[PATCH v2] audit: report audit wait metric in audit status reply

[Steve Grubb]

On Thursday, December 3, 2020 6:43:11 PM EST Paul Moore wrote:
> > So far there are only seven bits used out of 32, so it does not appear we
> > are in danger of running out anytime soon.

Exactly. Even capability bits are easier to get assigned.  :-)

> > It was introduced with commit 0288d7183c41c0192d2963d44590f346f4aee917
> > Author:     Richard Guy Briggs <rgb at redhat.com>
> > AuthorDate: 2014-11-17 15:51:01 -0500
> > Commit:     Paul Moore <pmoore at redhat.com>
> > CommitDate: 2014-11-17 16:53:51 -0500
> > ("audit: convert status version to a feature bitmap")
> > It was introduced specifically to enable distributions to selectively
> > backport features.  It was converted away from AUDIT_VERSION.
> > 
> > There are other ways to detect the presence of backlog_wait_time_actual
> > as I mentioned above.
> 
> Let me be blunt - I honestly don't care what Steve's audit userspace
> does to detect this.  I've got my own opinion, but Steve's audit
> userspace is not my project to manage and I think we've established
> over the years that Steve and I have very different views on what
> constitutes good design.

And guessing what might be in buffers of different sizes is good design? The 
FEATURE_BITMAP was introduced to get rid of this ambiguity.

-Steve