[PATCH V11 05/10] powerpc/perf: Change the name of HW PMU branch filter tracking variable
Anshuman Khandual
khandual at linux.vnet.ibm.com
Mon Oct 5 20:59:07 AEDT 2015
This patch simply changes the name of the variable from 'bhrb_filter' to
'bhrb_hw_filter' in order to add one more variable which will track SW
filters in generic powerpc book3s code which will be implemented in the
subsequent patch. This patch does not change any functionality.
Signed-off-by: Anshuman Khandual <khandual at linux.vnet.ibm.com>
---
arch/powerpc/perf/core-book3s.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c
index 5a6fd9c..463ddd3 100644
--- a/arch/powerpc/perf/core-book3s.c
+++ b/arch/powerpc/perf/core-book3s.c
@@ -52,7 +52,7 @@ struct cpu_hw_events {
int n_txn_start;
/* BHRB bits */
- u64 bhrb_filter; /* BHRB HW branch filter */
+ u64 bhrb_hw_filter; /* BHRB HW filter */
unsigned int bhrb_users;
void *bhrb_context;
struct perf_branch_stack bhrb_stack;
@@ -1356,7 +1356,7 @@ static void power_pmu_enable(struct pmu *pmu)
mb();
if (cpuhw->bhrb_users)
- ppmu->config_bhrb(cpuhw->bhrb_filter);
+ ppmu->config_bhrb(cpuhw->bhrb_hw_filter);
write_mmcr0(cpuhw, mmcr0);
@@ -1464,7 +1464,7 @@ nocheck:
out:
if (has_branch_stack(event)) {
power_pmu_bhrb_enable(event);
- cpuhw->bhrb_filter = ppmu->bhrb_filter_map(
+ cpuhw->bhrb_hw_filter = ppmu->bhrb_filter_map(
event->attr.branch_sample_type);
}
@@ -1847,10 +1847,10 @@ static int power_pmu_event_init(struct perf_event *event)
err = power_check_constraints(cpuhw, events, cflags, n + 1);
if (has_branch_stack(event)) {
- cpuhw->bhrb_filter = ppmu->bhrb_filter_map(
+ cpuhw->bhrb_hw_filter = ppmu->bhrb_filter_map(
event->attr.branch_sample_type);
- if (cpuhw->bhrb_filter == -1) {
+ if (cpuhw->bhrb_hw_filter == -1) {
put_cpu_var(cpu_hw_events);
return -EOPNOTSUPP;
}
--
2.1.0
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