Re: [PATCH v2 04/10] arm: wire cpufreq input data for frequency-invariant accounting up to the arch

From: Dietmar Eggemann
Date: Mon Jul 10 2017 - 11:14:04 EST


On 06/07/17 11:42, Viresh Kumar wrote:
> On 06-07-17, 10:49, Dietmar Eggemann wrote:
>> Define arch_set_freq_scale to be the arch_topology "driver" function
>> topology_set_freq_scale() to let FIE work correctly.
>>
>> Cc: Russell King <linux@xxxxxxxxxxxxxxxx>
>> Cc: Juri Lelli <juri.lelli@xxxxxxx>
>> Signed-off-by: Dietmar Eggemann <dietmar.eggemann@xxxxxxx>
>> ---
>> arch/arm/include/asm/topology.h | 5 +++++
>> arch/arm/kernel/topology.c | 1 -
>> 2 files changed, 5 insertions(+), 1 deletion(-)
>>
>> diff --git a/arch/arm/include/asm/topology.h b/arch/arm/include/asm/topology.h
>> index 370f7a732900..ca05d1b90411 100644
>> --- a/arch/arm/include/asm/topology.h
>> +++ b/arch/arm/include/asm/topology.h
>> @@ -24,6 +24,11 @@ void init_cpu_topology(void);
>> void store_cpu_topology(unsigned int cpuid);
>> const struct cpumask *cpu_coregroup_mask(int cpu);
>>
>> +#include <linux/arch_topology.h>
>> +
>> +/* Subscribe for input data for frequency-invariant load-tracking */
>> +#define arch_set_freq_scale topology_set_freq_scale
>> +
>> #else
>>
>> static inline void init_cpu_topology(void) { }
>> diff --git a/arch/arm/kernel/topology.c b/arch/arm/kernel/topology.c
>> index bf949a763dbe..2c47a76c67b0 100644
>> --- a/arch/arm/kernel/topology.c
>> +++ b/arch/arm/kernel/topology.c
>> @@ -11,7 +11,6 @@
>> * for more details.
>> */
>>
>> -#include <linux/arch_topology.h>
>
> Why is this diff part of this patch ?

Since 'arch/$ARCH/include/asm/topology.h' now includes
'include/linux/arch_topology.h' and 'arch/$ARCH/kernel/topology.c'
already includes 'arch/$ARCH/include/asm/topology.h' I thought it's a
good idea to get rid of this include here.