Re: SMART problems in 2.6.22

[Jeff Garzik]

Bruce Allen wrote:
> On Sun, 8 Jul 2007, Jeff Garzik wrote:
>
> Jeff, thanks for the quick feedback.
>
> > On the base point, libata has never enabled SMART on its own.  That's 
> > always up to the BIOS, etc.
>
> OK, clear.
>
> > It's possible that the recent addition of ACPI support will cause 
> > disks to be in different modes than previously expected.  ACPI 
> > supplies ATA taskfiles to be pushed to the disk, and who knows what's 
> > in there...
>
> Is there a simple way I can have affected users test this?  Is there a 
> kernel boot flag or sysctl setting or something else they can use to 
> disable the ACPI stuff so see if the problem then goes away?

The 'noacpi' module option.

	Jeff



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