Re: [git patches] libata ACPI support

[Alan]

On Tue, 20 Feb 2007 22:47:17 +0100
Lukas Hejtmanek <xhejtman@xxxxxxxxxxxx> wrote:

> Hello,
> 
> introducing SATA ACPI does not work for me (I've filled the bug
> report: http://bugzilla.kernel.org/show_bug.cgi?id=8046) beside those error
> messages, IDE performance is decreased. libata.noacpi=1 option works ok but
> the performance is still slightly degraded (about 10%).

The performance degradation appears unrelated to the ACPI errors. If you
ignore the ACPI errors something has broken ata_piix cable detection.

Alan
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