From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Stefan Bader <stefan.bader@canonical.com>
Cc: len.brown@intel.com,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
"linux-acpi@vger.kernel.org" <linux-acpi@vger.kernel.org>
Subject: Re: [Xen-devel] Re: Regression in 3.1 causes Xen to use wrong idle routine
Date: Wed, 9 Nov 2011 12:58:53 -0500 [thread overview]
Message-ID: <20111109175853.GA16318@phenom.dumpdata.com> (raw)
In-Reply-To: <4EA811BB.6010005@canonical.com>
On Wed, Oct 26, 2011 at 03:57:15PM +0200, Stefan Bader wrote:
> On 26.10.2011 15:48, Konrad Rzeszutek Wilk wrote:
> >>> What about using the cpuidle_disabled() functionality and adhere to that?
> >>> As so:
> >>>
> > .. snip..
> >>
> >> >From reading over it, this should work. Though I would be interested to hear
> >> from the linux-acpi folks. Also to double check that calling pm_idle when
> >> cpuidle.off was specified really is what is intended.
> >
> > Oh yeah, definitly need the input from linux-acpi folks. And also to be actually
> > tested :-)
>
> I can volunteer to do the testing. But I am lazy enough to hold back a bit as
> someone may tell us this is completely the wrong way to fix it. :)
So the other option is to use 'idle=halt' on the Linux command line. That should
provide the workaround for the folks reporting this (is there a BZ for it?).
At least until a good solution is hammered out.
next prev parent reply other threads:[~2011-11-09 17:58 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-26 10:24 Regression in 3.1 causes Xen to use wrong idle routine Stefan Bader
2011-10-26 13:30 ` Konrad Rzeszutek Wilk
2011-10-26 13:36 ` Stefan Bader
2011-10-26 13:48 ` Konrad Rzeszutek Wilk
2011-10-26 13:57 ` Stefan Bader
2011-11-09 17:58 ` Konrad Rzeszutek Wilk [this message]
2011-11-10 8:33 ` [Xen-devel] " Stefan Bader
2011-11-10 14:55 ` Konrad Rzeszutek Wilk
2011-11-10 15:35 ` Stefan Bader
2011-11-13 3:46 ` Len Brown
2011-11-13 16:59 ` [Xen-devel] " Keir Fraser
2011-11-14 18:19 ` Konrad Rzeszutek Wilk
2011-11-14 20:11 ` Konrad Rzeszutek Wilk
2011-11-14 14:31 ` Konrad Rzeszutek Wilk
2011-11-14 18:26 ` [Xen-devel] " Konrad Rzeszutek Wilk
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