linux-kernel - Re: [PATCH V2] Change ACPI IPMI support to "default y"

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Message-ID: <1511662.Ly2fOjCGKz@vostro.rjw.lan>
Date:	Wed, 19 Feb 2014 00:26 +0100
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Matthew Garrett <matthew.garrett@...ula.com>
Cc:	minyard@....org, lenb@...nel.org, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2] Change ACPI IPMI support to "default y"

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?

Rafael

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