diff options
| author | Will Deacon <[email protected]> | 2011-07-19 22:41:36 +0100 |
|---|---|---|
| committer | Will Deacon <[email protected]> | 2011-08-31 10:18:00 +0100 |
| commit | d2b41f7456223ba6abd3b38d7b54be97914f3aa5 (patch) | |
| tree | 08ffd6f54daa58de58ae3ae7f5017f26bed6f9aa | |
| parent | c691bb6249b25104fcb6dad31bd772c139ce4a50 (diff) | |
ARM: perf: index Xscale and ARMv6 event counters starting from zero
Now that the ARMv7 PMU backend indexes event counters from zero, follow
suit and do the same for ARMv6 and Xscale.
Acked-by: Jamie Iles <[email protected]>
Reviewed-by: Jean Pihet <[email protected]>
Signed-off-by: Mark Rutland <[email protected]>
Signed-off-by: Will Deacon <[email protected]>
| -rw-r--r-- | arch/arm/kernel/perf_event_v6.c | 4 | ||||
| -rw-r--r-- | arch/arm/kernel/perf_event_xscale.c | 6 |
2 files changed, 5 insertions, 5 deletions
diff --git a/arch/arm/kernel/perf_event_v6.c b/arch/arm/kernel/perf_event_v6.c index d1abe97ae08a..87f29b553b8f 100644 --- a/arch/arm/kernel/perf_event_v6.c +++ b/arch/arm/kernel/perf_event_v6.c @@ -54,7 +54,7 @@ enum armv6_perf_types { }; enum armv6_counters { - ARMV6_CYCLE_COUNTER = 1, + ARMV6_CYCLE_COUNTER = 0, ARMV6_COUNTER0, ARMV6_COUNTER1, }; @@ -487,7 +487,7 @@ armv6pmu_handle_irq(int irq_num, perf_sample_data_init(&data, 0); cpuc = &__get_cpu_var(cpu_hw_events); - for (idx = 0; idx <= armpmu->num_events; ++idx) { + for (idx = 0; idx < armpmu->num_events; ++idx) { struct perf_event *event = cpuc->events[idx]; struct hw_perf_event *hwc; diff --git a/arch/arm/kernel/perf_event_xscale.c b/arch/arm/kernel/perf_event_xscale.c index 730b1c299868..54312fc45ca3 100644 --- a/arch/arm/kernel/perf_event_xscale.c +++ b/arch/arm/kernel/perf_event_xscale.c @@ -40,7 +40,7 @@ enum xscale_perf_types { }; enum xscale_counters { - XSCALE_CYCLE_COUNTER = 1, + XSCALE_CYCLE_COUNTER = 0, XSCALE_COUNTER0, XSCALE_COUNTER1, XSCALE_COUNTER2, @@ -249,7 +249,7 @@ xscale1pmu_handle_irq(int irq_num, void *dev) perf_sample_data_init(&data, 0); cpuc = &__get_cpu_var(cpu_hw_events); - for (idx = 0; idx <= armpmu->num_events; ++idx) { + for (idx = 0; idx < armpmu->num_events; ++idx) { struct perf_event *event = cpuc->events[idx]; struct hw_perf_event *hwc; @@ -581,7 +581,7 @@ xscale2pmu_handle_irq(int irq_num, void *dev) perf_sample_data_init(&data, 0); cpuc = &__get_cpu_var(cpu_hw_events); - for (idx = 0; idx <= armpmu->num_events; ++idx) { + for (idx = 0; idx < armpmu->num_events; ++idx) { struct perf_event *event = cpuc->events[idx]; struct hw_perf_event *hwc; |