* Anders Roxell | 2016-01-15 20:21:12 [+0100]:
>Used multi_v7_defconfig+PREEMPT_RT_FULL=y and this caused a compilation
>warning without this fix:
>../drivers/cpuidle/coupled.c:122:21: warning: 'cpuidle_coupled_lock'
>defined but not used [-Wunused-variable]
>
>Signed-off-by: Anders Roxell <anders.roxell@xxxxxxxxxx>
Could you please forward this patch upstream? The driver was introduced
in 4126c0197bc8 ("cpuidle: add support for states that affect multiple
cpus") with the cpuidle_coupled_lock variable unused. This is not -RT
specific.
>---
> drivers/cpuidle/coupled.c | 1 -
> 1 file changed, 1 deletion(-)
>
>diff --git a/drivers/cpuidle/coupled.c b/drivers/cpuidle/coupled.c
>index 344058f..d5657d5 100644
>--- a/drivers/cpuidle/coupled.c
>+++ b/drivers/cpuidle/coupled.c
>@@ -119,7 +119,6 @@ struct cpuidle_coupled {
>
> #define CPUIDLE_COUPLED_NOT_IDLE (-1)
>
>-static DEFINE_MUTEX(cpuidle_coupled_lock);
> static DEFINE_PER_CPU(struct call_single_data, cpuidle_coupled_poke_cb);
>
> /*
Sebastian
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