Re: [linux-pm] [PATCH] CPU C-state breakage with PM Qos change
From: Jean Pihet
Date: Mon Feb 06 2012 - 11:42:02 EST
On Mon, Feb 6, 2012 at 11:18 AM, Jean Pihet <jean.pihet@xxxxxxxxxxxxxx> wrote:
> Hi Rafael, Mark,
> On Sun, Feb 5, 2012 at 12:04 PM, Rafael J. Wysocki <rjw@xxxxxxx> wrote:
>> In kernel/power/Makefile:
>> obj-$(CONFIG_PM) += main.o qos.o
>> I guess that explains things. :-)
> Initially I thought we should have a way of disabling the feature on
> some (minimal) kernels and so thought CONFIG_PM was the option to use.
>> It's quite easy to make qos.o be independent of CONFIG_PM, in which case the
>> code added by Venki can be removed, so patches welcome (for 3.4, though).
> I am working on it, more to come soon.
I have a couple of patches ready, to be applied on 3.3-rc1 (so without
Venki's patch applied).
The first one is on PM QoS, the second one on per-device PM QoS. Is
the latter needed?
Please let me know and I will send them asap.
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