Unable to build linux-linaro-tracking (3.4) with CPU_IDLE

[Andrey Konovalov]

Hey Ricardo,

On 06/26/2012 05:30 AM, Ricardo Salveti wrote:
> Hey Andrey,
>
> While looking on publishing the kernel packages for Ubuntu based on
> llt, we noticed that it's unable to build in case CPU_IDLE is enabled.
>
> This is basically because it seems one patch is applied twice, and
> both adding the same content at the cpuidle.h file:
> $ git blame drivers/cpuidle/cpuidle.h
> 78bb15d5 (Colin Cross 2012-05-03 10:23:24 +0800 35) #ifdef
> CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED
> ...
>
> b667844d (Colin Cross 2012-05-03 10:37:35 +0800 65) #ifdef
> CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED
>
> Looking further, it seems that the culprit is b667844d, as you can see
> at http://git.linaro.org/gitweb?p=kernel/linux-linaro-tracking.git;a=commitdiff;h=b667844d;hp=c92f149c5538a24b61673e5d09283b9e7d54eb05
>
> Guess that we should not only revert it

This is done. llt-20120626.0 should be ok (build tested with CPU_IDLE 
enabled).
BTW, compared to the previous llt-20120613.0, llt-20120626.0 has 
vexpress support, and (as a side effect of adding vexpress) gator 
upgraded from 5.10.0 to 5.10.1.

> but maybe fix on the tree
> that actually pulled the patch in.

This is in progress.

Thanks,
Andrey