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Date:      Tue, 12 Jul 2016 12:27:32 +0000
From:      Glen Barber <gjb@FreeBSD.org>
To:        Matthew Seaman <matthew@FreeBSD.org>
Cc:        freebsd-current@freebsd.org, FreeBSD Release Engineering Team <re@FreeBSD.org>
Subject:   Re: Oversight in /etc/defaults/rc.conf
Message-ID:  <20160712122732.GA5596@FreeBSD.org>
In-Reply-To: <f41405cb-bb41-e8f7-74eb-3dda5e3ed550@FreeBSD.org>
References:  <f41405cb-bb41-e8f7-74eb-3dda5e3ed550@FreeBSD.org>

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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:
>=20
> Index: etc/defaults/rc.conf
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- etc/defaults/rc.conf	(revision 302482)
> +++ etc/defaults/rc.conf	(working copy)
> @@ -695,6 +695,7 @@
>  rctl_enable=3D"YES"		# Load rctl(8) rules on boot
>  rctl_rules=3D"/etc/rctl.conf"	# rctl(8) ruleset. See rctl.conf(5).
>=20
> +iovctl_enable=3D"NO"
>  iovctl_files=3D""		# Config files for iovctl(8)
>=20
>  ##############################################################
>=20

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.)

Glen


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