Patchwork [V3,06/10] powerpc, perf: Change the name of HW PMU branch filter tracking variable

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Submitter Anshuman Khandual
Date Oct. 16, 2013, 6:56 a.m.
Message ID <1381906617-11392-7-git-send-email-khandual@linux.vnet.ibm.com>
Download mbox | patch
Permalink /patch/283859/
State Superseded, archived
Delegated to: Michael Ellerman
Headers show

Comments

Anshuman Khandual - Oct. 16, 2013, 6:56 a.m.
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.

Signed-off-by: Anshuman Khandual <khandual@linux.vnet.ibm.com>
---
 arch/powerpc/perf/core-book3s.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

Patch

diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c
index eeae308..bc4dac7 100644
--- a/arch/powerpc/perf/core-book3s.c
+++ b/arch/powerpc/perf/core-book3s.c
@@ -47,7 +47,7 @@  struct cpu_hw_events {
 	int n_txn_start;
 
 	/* BHRB bits */
-	u64				bhrb_filter;	/* BHRB HW branch filter */
+	u64				bhrb_hw_filter;	/* BHRB HW branch filter */
 	int				bhrb_users;
 	void				*bhrb_context;
 	struct	perf_branch_stack	bhrb_stack;
@@ -1159,7 +1159,7 @@  static void power_pmu_enable(struct pmu *pmu)
 
  out:
 	if (cpuhw->bhrb_users)
-		ppmu->config_bhrb(cpuhw->bhrb_filter);
+		ppmu->config_bhrb(cpuhw->bhrb_hw_filter);
 
 	local_irq_restore(flags);
 }
@@ -1254,7 +1254,7 @@  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);
 	}
 
@@ -1637,10 +1637,10 @@  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)
 			return -EOPNOTSUPP;
 	}