ARM: topology: Use the new cpu_capacity interface
authorVincent Guittot <vincent.guittot@linaro.org>
Tue, 26 Aug 2014 11:06:48 +0000 (13:06 +0200)
committerIngo Molnar <mingo@kernel.org>
Fri, 19 Sep 2014 10:35:27 +0000 (12:35 +0200)
Use the new arch_scale_cpu_capacity() scheduler facility in order to reflect
the original capacity of a CPU instead of arch_scale_freq_capacity() which is
more linked to a scaling of the capacity linked to the frequency.

Signed-off-by: Vincent Guittot <vincent.guittot@linaro.org>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: preeti@linux.vnet.ibm.com
Cc: riel@redhat.com
Cc: Morten.Rasmussen@arm.com
Cc: efault@gmx.de
Cc: daniel.lezcano@linaro.org
Cc: dietmar.eggemann@arm.com
Cc: Grant Likely <grant.likely@linaro.org>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mark Brown <broonie@linaro.org>
Cc: Nicolas Pitre <nicolas.pitre@linaro.org>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Vincent Guittot <vincent.guittot@linaro.org>
Cc: devicetree@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Link: http://lkml.kernel.org/r/1409051215-16788-6-git-send-email-vincent.guittot@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
arch/arm/kernel/topology.c

index e35d880..89cfdd6 100644 (file)
@@ -42,7 +42,7 @@
  */
 static DEFINE_PER_CPU(unsigned long, cpu_scale);
 
-unsigned long arch_scale_freq_capacity(struct sched_domain *sd, int cpu)
+unsigned long arch_scale_cpu_capacity(struct sched_domain *sd, int cpu)
 {
        return per_cpu(cpu_scale, cpu);
 }
@@ -166,7 +166,7 @@ static void update_cpu_capacity(unsigned int cpu)
        set_capacity_scale(cpu, cpu_capacity(cpu) / middle_capacity);
 
        printk(KERN_INFO "CPU%u: update cpu_capacity %lu\n",
-               cpu, arch_scale_freq_capacity(NULL, cpu));
+               cpu, arch_scale_cpu_capacity(NULL, cpu));
 }
 
 #else