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Re: [PATCH] intel_idle: Don't use on Lenovo Ideapad S10-3t

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On Thu, 27 Oct 2016, ville.syrjala@linux.intel.com wrote:

> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
> 
> Lenovo Ideapad S10-3t hangs coming out of S3 with intel_idle.
> The two workaround that seem to help are "intel_idle.max_cstate=0"
> or "nohz=off highres=off".
> 
> At a first glance quirk_tigerpoint_bm_sts() seemed promising, but
> even when moved to early_resume it didn't do anything.
> 
> I have no idea what's wrong here, so let's just disable intel_idle
> for these machines using a DMI match.
> 
> I sent this patch originally about one year ago, at which time I was
> asked to file a bug, which I did [1], which was mostly a waste of time
> since no one actually did anything to fix the problem. In the
> meantime even acpi-idle got broken and then fixed again [2], so at
> least there's still a working alternative. As intel_idle has never
> worked on this machine, and it looks like no one has any real
> intention to fix it, I'm going to suggest *again* that we simply
> disable intel_idle on this machine and get on with life.

Please put that patch on hold. We have some new data on this.

Thanks,

	tglx

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[PATCH] intel_idle: Don't use on Lenovo Ideapad S10-3t ville.syrjala@linux.intel.com - 2016-10-27 20:20 +0200
  Re: [PATCH] intel_idle: Don't use on Lenovo Ideapad S10-3t Thomas Gleixner <tglx@linutronix.de> - 2016-10-28 00:30 +0200

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