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authorChristoph Lameter <cl@linux.com>2014-08-17 21:30:51 +0400
committerTejun Heo <tj@kernel.org>2014-08-26 21:45:55 +0400
commit81829a96869c8bad74a582705617e75758c4152d (patch)
treedf49db5a3bafff04a30b22f513e40185e9aa7f93 /arch
parentb4f501916ce2ae80c28017814d71d1bf83679271 (diff)
downloadlinux-81829a96869c8bad74a582705617e75758c4152d.tar.xz
tile: Use this_cpu_ptr() for hardware counters
Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/tile/kernel/perf_event.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/tile/kernel/perf_event.c b/arch/tile/kernel/perf_event.c
index 2bf6c9c135c1..bb509cee3b59 100644
--- a/arch/tile/kernel/perf_event.c
+++ b/arch/tile/kernel/perf_event.c
@@ -590,7 +590,7 @@ static int tile_event_set_period(struct perf_event *event)
*/
static void tile_pmu_stop(struct perf_event *event, int flags)
{
- struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
struct hw_perf_event *hwc = &event->hw;
int idx = hwc->idx;
@@ -616,7 +616,7 @@ static void tile_pmu_stop(struct perf_event *event, int flags)
*/
static void tile_pmu_start(struct perf_event *event, int flags)
{
- struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
int idx = event->hw.idx;
if (WARN_ON_ONCE(!(event->hw.state & PERF_HES_STOPPED)))
@@ -650,7 +650,7 @@ static void tile_pmu_start(struct perf_event *event, int flags)
*/
static int tile_pmu_add(struct perf_event *event, int flags)
{
- struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
struct hw_perf_event *hwc;
unsigned long mask;
int b, max_cnt;
@@ -706,7 +706,7 @@ static int tile_pmu_add(struct perf_event *event, int flags)
*/
static void tile_pmu_del(struct perf_event *event, int flags)
{
- struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
int i;
/*
@@ -880,14 +880,14 @@ static struct pmu tilera_pmu = {
int tile_pmu_handle_irq(struct pt_regs *regs, int fault)
{
struct perf_sample_data data;
- struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
struct perf_event *event;
struct hw_perf_event *hwc;
u64 val;
unsigned long status;
int bit;
- __get_cpu_var(perf_irqs)++;
+ __this_cpu_inc(perf_irqs);
if (!atomic_read(&tile_active_events))
return 0;