On Wed, 2014-02-19 at 00:26 +0100, Rafael J. Wysocki wrote:
> On Tuesday, February 18, 2014 11:28:29 AM Matthew Garrett wrote:
> >
> > The ACPI IPMI driver implements IPMI operation region support for the ACPI
> > core. Systems that declare ACPI operation regions may reference them at any
> > time, including during kernel initialisation. These accesses will fail
> > unless the ACPI IPMI driver is present, and undesirable system behaviour
> > may result. Set the default to Y in order to encourage distributions and
> > users to configure kernels to avoid awkward surprises.
>
> Do you have any examples of problems caused by that or is this just theoretical
> at the moment?
For example, if you load the ACPI power meter driver before you've
installed the ACPI IPMI driver you'll typically get failures (most
vendors implement it via IPMI).
--
Matthew Garrett <matthew.garrett@xxxxxxxxxx>
��.n��������+%������w��{.n�����{�����ܨ}���Ơz�j:+v�����w����ޙ��&�)ߡ�a����z�ޗ���ݢj��w�f
