Messages in this thread | | | Date | Fri, 24 Oct 2008 16:27:05 -0400 (EDT) | From | Len Brown <> | Subject | RE: [PATCH] Subject: Prevent acpi_run_osc from using NULL objects (was: Re: Oops in ACPI with git latest) |
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> We've just recently deployed a new module that validates the inputs and outputs > for the predefined ACPI methods (Those that start with underscore). > > That is the source of these messages: > > > > ACPI Warning (nspredef-0252): \_SB_.PCI0._OSC: Parameter count mismatch - ASL declared 5, expected 4 [20080926] > > > ACPI Error (nspredef-0163): \_SB_.PCI0._OSC: Missing expected return value [20080926] > > For the initial version of this module, we only output messages when the inputs and/or > outputs don't match the requirements of the ACPI specification. > > We can change this to returning exceptions in the future.
I expect we're going to have a bunch of false positives with this one, and indeed may need to even pare the warnings back to only when CONFIG_ACPI_DEBUG, or acpi=strict or something.
-Len
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