Re: 2.6.2 ACPI problem

From: Kjartan Maraas
Date: Wed Feb 18 2004 - 12:31:13 EST


tir, 10.02.2004 kl. 16.33 +0200, skrev Lenar Lõhmus:

> Hi,
>
> Having problems here with ACPI on Compaq Evo N610c laptop.
> Everything boots up fine except when loading battery module
> one gets this:
>
> ACPI-1120: *** Error: Method execution failed
> [\_SB_.C045.C059.C0E2.C13F] (Node c157bd40), AE_AML_UNINITIALIZED_LOCAL
> ACPI-1120: *** Error: Method execution failed
> [\_SB_.C045.C059.C0E2.C14E] (Node c157bc40), AE_AML_UNINITIALIZED_LOCAL
> ACPI-1120: *** Error: Method execution failed [\_SB_.C198._BTP]
> (Node c1577d20), AE_AML_UNINITIALIZED_LOCAL
> ACPI: Battery Slot [C198] (battery present)
> ACPI: Battery Slot [C199] (battery absent)
>
Seeing this exact same output on a N600c laptop here.

> Tried with and without RELAXED_AML.
>
> Now despite this machine seems to work fine until kde's laptop daemon
> does something I'm not aware of which results in
> these lines in dmesg:
>
> Feb 10 17:52:35 debian kernel: ACPI-0245: *** Error: Cannot release
> Mutex [_GL_], not acquired
> Feb 10 17:52:35 debian kernel: ACPI-1120: *** Error: Method
> execution failed [\_SB_.C045.C059.C0E2.C12C] (Node c157bf80),
> AE_AML_MUTEX_NOT_ACQUIRED
> Feb 10 17:52:35 debian kernel: ACPI-1120: *** Error: Method
> execution failed [\_SB_.C045.C059.C0E2.C13F] (Node c157bd40),
> AE_AML_MUTEX_NOT_ACQUIRED
> Feb 10 17:52:35 debian kernel: ACPI-1120: *** Error: Method
> execution failed [\_SB_.C045.C059.C0E2.C145] (Node c157bcc0),
> AE_AML_MUTEX_NOT_ACQUIRED
> Feb 10 17:52:35 debian kernel: ACPI-1120: *** Error: Method
> execution failed [\_SB_.C045.C059.C0E2.C14C] (Node c157bc60),
> AE_AML_MUTEX_NOT_ACQUIRED
> Feb 10 17:52:35 debian kernel: ACPI-1120: *** Error: Method
> execution failed [\_SB_.C14C] (Node c1577ee0), AE_AML_MUTEX_NOT_ACQUIRED
> Feb 10 17:52:35 debian kernel: ACPI-1120: *** Error: Method
> execution failed [\_SB_.C198._BST] (Node c1577da0),
> AE_AML_MUTEX_NOT_ACQUIRED
>
I also saw these with GNOME until the battery status applet was fixed.

See http://bugzilla.gnome.org/show_bug.cgi?id=129167 for the relevant
fix for battstat. Maybe this fix shows a similar fix is possible under
KDE? Not sure this is a fix really, but at least the symptoms went away
for me after this got fixed.

Cheers
Kjartan
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/