perf/x86/uncore: move uncore_event_to_box() and uncore_pmu_to_box()
authorStephane Eranian <eranian@google.com>
Tue, 11 Feb 2014 15:20:11 +0000 (16:20 +0100)
committerThomas Gleixner <tglx@linutronix.de>
Fri, 21 Feb 2014 20:49:07 +0000 (21:49 +0100)
Move a couple of functions around to avoid forward declarations
when we add code later on.

Cc: mingo@elte.hu
Cc: acme@redhat.com
Cc: ak@linux.intel.com
Cc: zheng.z.yan@intel.com
Cc: peterz@infradead.org
Signed-off-by: Stephane Eranian <eranian@google.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1392132015-14521-6-git-send-email-eranian@google.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
arch/x86/kernel/cpu/perf_event_intel_uncore.c

index ea823b8..acbbdde 100644 (file)
@@ -66,6 +66,42 @@ DEFINE_UNCORE_FORMAT_ATTR(mask_vnw, mask_vnw, "config2:3-4");
 DEFINE_UNCORE_FORMAT_ATTR(mask0, mask0, "config2:0-31");
 DEFINE_UNCORE_FORMAT_ATTR(mask1, mask1, "config2:32-63");
 
+static struct intel_uncore_pmu *uncore_event_to_pmu(struct perf_event *event)
+{
+       return container_of(event->pmu, struct intel_uncore_pmu, pmu);
+}
+
+static struct intel_uncore_box *
+uncore_pmu_to_box(struct intel_uncore_pmu *pmu, int cpu)
+{
+       struct intel_uncore_box *box;
+
+       box = *per_cpu_ptr(pmu->box, cpu);
+       if (box)
+               return box;
+
+       raw_spin_lock(&uncore_box_lock);
+       list_for_each_entry(box, &pmu->box_list, list) {
+               if (box->phys_id == topology_physical_package_id(cpu)) {
+                       atomic_inc(&box->refcnt);
+                       *per_cpu_ptr(pmu->box, cpu) = box;
+                       break;
+               }
+       }
+       raw_spin_unlock(&uncore_box_lock);
+
+       return *per_cpu_ptr(pmu->box, cpu);
+}
+
+static struct intel_uncore_box *uncore_event_to_box(struct perf_event *event)
+{
+       /*
+        * perf core schedules event on the basis of cpu, uncore events are
+        * collected by one of the cpus inside a physical package.
+        */
+       return uncore_pmu_to_box(uncore_event_to_pmu(event), smp_processor_id());
+}
+
 static u64 uncore_msr_read_counter(struct intel_uncore_box *box, struct perf_event *event)
 {
        u64 count;
@@ -2845,42 +2881,6 @@ static struct intel_uncore_box *uncore_alloc_box(struct intel_uncore_type *type,
        return box;
 }
 
-static struct intel_uncore_box *
-uncore_pmu_to_box(struct intel_uncore_pmu *pmu, int cpu)
-{
-       struct intel_uncore_box *box;
-
-       box = *per_cpu_ptr(pmu->box, cpu);
-       if (box)
-               return box;
-
-       raw_spin_lock(&uncore_box_lock);
-       list_for_each_entry(box, &pmu->box_list, list) {
-               if (box->phys_id == topology_physical_package_id(cpu)) {
-                       atomic_inc(&box->refcnt);
-                       *per_cpu_ptr(pmu->box, cpu) = box;
-                       break;
-               }
-       }
-       raw_spin_unlock(&uncore_box_lock);
-
-       return *per_cpu_ptr(pmu->box, cpu);
-}
-
-static struct intel_uncore_pmu *uncore_event_to_pmu(struct perf_event *event)
-{
-       return container_of(event->pmu, struct intel_uncore_pmu, pmu);
-}
-
-static struct intel_uncore_box *uncore_event_to_box(struct perf_event *event)
-{
-       /*
-        * perf core schedules event on the basis of cpu, uncore events are
-        * collected by one of the cpus inside a physical package.
-        */
-       return uncore_pmu_to_box(uncore_event_to_pmu(event), smp_processor_id());
-}
-
 static int
 uncore_collect_events(struct intel_uncore_box *box, struct perf_event *leader, bool dogrp)
 {