Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 18 Apr 2011 08:17:44 -0700
From:      mdf@FreeBSD.org
To:        John Baldwin <jhb@freebsd.org>
Cc:        freebsd-current@freebsd.org, Nick Ulen <uncle@wolfman.devio.us>
Subject:   Re: `hw.acpi.thermal.tz0.temperature' disappeared
Message-ID:  <BANLkTi=MZ3Pn5Kit-YcKGafoJMCf5w6AyQ@mail.gmail.com>
In-Reply-To: <201104180805.40743.jhb@freebsd.org>
References:  <20110416155122.GA29309@wolfman.devio.us> <201104180805.40743.jhb@freebsd.org>

next in thread | previous in thread | raw e-mail | index | archive | help
On Mon, Apr 18, 2011 at 5:05 AM, John Baldwin <jhb@freebsd.org> wrote:
> On Saturday, April 16, 2011 11:51:22 am Nick Ulen wrote:
>> FreeBSD was successfully upgraded.
>>
>> uname -v
>> FreeBSD 9.0-CURRENT #0: Mon Apr 11 18:14:36 MSD 2011
>> root@test:/usr/obj/usr/src/sys/GENERIC
>>
>> Everything seems to be working well except
>> `hw.acpi.thermal.tz0.temperature' disappeared from the list of available
>> sysctl variables.
>>
>> sysctl hw.acpi.thermal.
>>
>> hw.acpi.thermal.min_runtime: 0
>> hw.acpi.thermal.polling_rate: 10
>> hw.acpi.thermal.user_override: 0
>> hw.acpi.thermal.tz0.active: -1
>> hw.acpi.thermal.tz0.passive_cooling: 0
>> hw.acpi.thermal.tz0.thermal_flags: 0
>> hw.acpi.thermal.tz0._PSV: -1
>> hw.acpi.thermal.tz0._HOT: -1
>> hw.acpi.thermal.tz0._CRT: 90.0C
>> hw.acpi.thermal.tz0._TC1: -1
>> hw.acpi.thermal.tz0._TC2: -1
>> hw.acpi.thermal.tz0._TSP: -1
>>
>> output from:
>> =A0sysctl -a |grep acpi
>> is here: https://privatepaste.com/ca08d4658b
>
> I suspect it is still there, but sysctl doesn't know how to display it
> anymore. =A0This is probably due to the changes with formatting of sysctl
> information. =A0mdf@ is probably responsible in that case.
>
> =A0 =A0SYSCTL_ADD_OPAQUE(&sc->tz_sysctl_ctx, SYSCTL_CHILDREN(sc->tz_sysct=
l_tree),
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0OID_AUTO, "temperature", CTLFL=
AG_RD, &sc->tz_temperature,
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0sizeof(sc->tz_temperature), "I=
K",
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0"current thermal zone temperat=
ure");

Oops, yes.  The change in r217586 required the type to be set to
CTLTYPE_INT to print as format IK.  My grep of the source tree shows
that acpi_thermal.c is the only affected source file that was using
OPAQUE.  I'm testing out the fix now.

Thanks,
matthew



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?BANLkTi=MZ3Pn5Kit-YcKGafoJMCf5w6AyQ>