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perf/x86/uncore: move uncore_event_to_box() and uncore_pmu_to_box() 

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>
hifive-unleashed-5.1
Stephane Eranian 2014-02-11 16:20:11 +01:00 committed by Thomas Gleixner
parent 79859cce5a
commit 001e413f7e
1 changed files with 36 additions and 36 deletions
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72
arch/x86/kernel/cpu/perf_event_intel_uncore.c
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@ -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)
{