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To: acpi@FreeBSD.org
Subject: [Bug 264775] [PATCH] acpi_thermal: passive cooling only throttles
 cpu0
Date: Sun, 09 Apr 2023 10:39:03 +0000
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X-Bugzilla-Version: 13.1-RELEASE
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X-Bugzilla-Who: crahman@gmail.com
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Message-ID: <bug-264775-16045-hBA4TBnOvg@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D264775

--- Comment #10 from crahman@gmail.com ---
I didn't have time to address this last year, but the problem described in =
the
comments of this bug is related to a failure of the save/restore mechanism =
of
the cpu frequency.  I've described in in more detail in differential D35704=
.=20
In short, the cpu frequency is saved and restored as thermal control is
activated and deactivated.  But the restore mechanism breaks and so one end=
s up
with a low cpu frequency until a reboot.

It would be very useful to finally fix this bug.

Instead of maintaining this patch in multiple places, the latest revision i=
s at
https://reviews.freebsd.org/D35704 along with code to allow active/passive
cooling to be controlled by power_profile.

--=20
You are receiving this mail because:
You are the assignee for the bug.=