From: Marc SCHAEFER <schaefer@alphanet.ch>
To: Guenter Roeck <linux@roeck-us.net>
Cc: linux-hwmon@vger.kernel.org
Subject: Re: Power measurement wrong when idle
Date: Sun, 30 Oct 2022 15:15:15 +0100 [thread overview]
Message-ID: <20221030141515.GA4547@alphanet.ch> (raw)
In-Reply-To: <532f711c-6566-8a69-a199-4753bd24111e@roeck-us.net>
Hello,
On Sat, Oct 29, 2022 at 06:52:41AM -0700, Guenter Roeck wrote:
> - Debian might carry some non-upstream driver patches causing the problem
> (or fixing it in the older kernel, and the patch was not applied to the
> new kernel).
I think I diffed the two kernel sources properly.
> - Debian installs its own version of the CPU firmware, and the version
> installed with the newer kernel introduces the problem.
Possible, at least the CPU firmwares are the same version according to
/proc/cpuinfo.
> For the last one, the only means I could think of would be to bisect between
> the good and the bad version.
Yes, I will try that as soon as I have hardware that I can remove from
production.
Thank you.
next prev parent reply other threads:[~2022-10-30 14:15 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-29 12:33 Power measurement wrong when idle Marc SCHAEFER
2022-10-29 13:52 ` Guenter Roeck
2022-10-30 14:15 ` Marc SCHAEFER [this message]
2022-11-04 10:52 ` Marc SCHAEFER
2022-11-05 14:31 ` Marc SCHAEFER
2022-11-07 2:41 ` Guenter Roeck
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