> On 07/12/16 13:27, Glen Barber wrote:
> > On Tue, Jul 12, 2016 at 07:17:19AM +0100, Matthew Seaman wrote:
> >> I just upgraded my main machine to 11-STABLE. Things are mostly working
> >> fine -- however I did notice that the new iovctl rc script is apparently
> >> enabled by default. That seems like a trivial omission:
> >>
> >> Index: etc/defaults/rc.conf
> >> ===================================================================
> >> --- etc/defaults/rc.conf (revision 302482)
> >> +++ etc/defaults/rc.conf (working copy)
> >> @@ -695,6 +695,7 @@
> >> rctl_enable="YES" # Load rctl(8) rules on boot
> >> rctl_rules="/etc/rctl.conf" # rctl(8) ruleset. See rctl.conf(5).
> >>
> >> +iovctl_enable="NO"
^^^^ Missing explination of knob
> >> iovctl_files="" # Config files for iovctl(8)
> >>
> >> ##############################################################
> >>
> >
> > I'm not sure I understand. Is there a functional and/or performance
> > impact with it enabled by default? (Note, I don't disable it in my
> > rc.conf, and there is no /dev/iov/* on my system.)
>
> I'm not religious about it being turned off per se. More that it should
> have a clearly defined on/off state shown in the defaults.
>
> I went for 'off' following the general principle that rc.conf items
> should mostly be off by default and require specific action to enable.
> Yes, there are exceptions to this rule, but I see no particular reason
> that iovctl should be one. What's the advantage to turning it on by
> default on every FreeBSD installation?
>
> However, even if it's felt it should be enabled everywhere, then
> shouldn't /etc/defaults/rc.conf have:
>
> iovctl_enable="YES"
What ever is resolved you also need to add a # comment describing it.
>
> instead?
>
> Cheers,
>
> Matthew
--
Rod Grimes rgri...@freebsd.org
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