From: Matthew Garrett <mjg59@srcf.ucam.org>
To: lm-sensors@vger.kernel.org
Subject: Re: [lm-sensors] [PATCH 2/3] hwmon: Fix applesmc temperature
Date: Thu, 11 Aug 2011 19:42:23 +0000 [thread overview]
Message-ID: <20110811194223.GA30934@srcf.ucam.org> (raw)
In-Reply-To: <1312906483-3046-2-git-send-email-mjg@redhat.com>
On Thu, Aug 11, 2011 at 09:36:22PM +0200, Henrik Rydberg wrote:
> instance, on some models, remove the battery and some temperature
> sensors will start to oscillate between zero and max. Some time ago, I
> tried to come up with a patch which would detect this behavior, so far
> without positive reports. If anything, it would make sense to filter
> the list of available sensors, either dynamically (removing it from
> the sysfs tree) or by clamping the value to zero or
> something. Reporting an error does not seem very useful.
We *know* that the value is incorrect. How is giving it to userspace
without that information in any way helpful? Once userspace has opened
the file and performed read(), we need to give it something.
--
Matthew Garrett | mjg59@srcf.ucam.org
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prev parent reply other threads:[~2011-08-11 19:42 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-09 16:14 [lm-sensors] [PATCH 2/3] hwmon: Fix applesmc temperature handling Matthew Garrett
2011-08-10 17:05 ` [lm-sensors] [PATCH 2/3] hwmon: Fix applesmc temperature Guenter Roeck
2011-08-10 17:17 ` Matthew Garrett
2011-08-10 17:41 ` Guenter Roeck
2011-08-10 17:57 ` Matthew Garrett
2011-08-11 19:36 ` Henrik Rydberg
2011-08-11 19:42 ` Matthew Garrett [this message]
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