[tip:perf/core] perf/x86/uncore: move uncore_event_to_box() and uncore_pmu_to_box()

From: tip-bot for Stephane Eranian
Date: Fri Feb 21 2014 - 16:14:03 EST


Commit-ID: 001e413f7e7a4a68dc1c3231f72b5be173939c8f
Gitweb: http://git.kernel.org/tip/001e413f7e7a4a68dc1c3231f72b5be173939c8f
Author: Stephane Eranian <eranian@xxxxxxxxxx>
AuthorDate: Tue, 11 Feb 2014 16:20:11 +0100
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Fri, 21 Feb 2014 21:49:07 +0100

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@xxxxxxx
Cc: acme@xxxxxxxxxx
Cc: ak@xxxxxxxxxxxxxxx
Cc: zheng.z.yan@xxxxxxxxx
Cc: peterz@xxxxxxxxxxxxx
Signed-off-by: Stephane Eranian <eranian@xxxxxxxxxx>
Signed-off-by: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1392132015-14521-6-git-send-email-eranian@xxxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
arch/x86/kernel/cpu/perf_event_intel_uncore.c | 72 +++++++++++++--------------
1 file changed, 36 insertions(+), 36 deletions(-)

diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
index ea823b8..acbbdde 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
@@ -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)
{
--
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