Bug#660265: please include patch to select rc6 modes via kernel parameter

[Ben Hutchings <ben@decadent.org.uk>]

On Fri, Feb 17, 2012 at 09:24:54PM +0100, Michael Meskes wrote:
> Package: linux-2.6
> Version: 3.2.6-1
> Severity: wishlist
> 
> Eugeni Dodonov from Intel proposed a patch to make rc6 modes selectable via
> kernel parameter. With these patch it is possible to enable rc6 but not deep or
> deepest rc6, a setting that makes ultrabooks, well at least the ASUS Zenbook,
> work very reliable but still get good battery time.
> 
> It would be nice of this patch could be added to the Debian kernel.
[...]
 
What is the upstream status of this?

Why is it important for the user to be able to configure this, i.e.
why can't the kernel just DTRT?  Why can't it be changed at run-time
like CPU power-saving?

Does this result in a safe default if no kernel parameter is
specified?

Ben.

-- 
Ben Hutchings
We get into the habit of living before acquiring the habit of thinking.
                                                              - Albert Camus