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authorIngo Molnar <mingo@kernel.org>2019-06-03 11:50:18 +0200
committerIngo Molnar <mingo@kernel.org>2019-06-03 11:50:18 +0200
commit26b73da3604cc1a6596406d136b14d1a01c3676f (patch)
treec7839809e35fce4868910742157e8ef96782b378 /arch/powerpc/perf/core-book3s.c
parent5ca584d935c32906d114924dc0e1dbfcbb13fdb2 (diff)
parentf2c7c76c5d0a443053e94adb9f0918fa2fb85c3a (diff)
Merge tag 'v5.2-rc3' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/powerpc/perf/core-book3s.c')
-rw-r--r--arch/powerpc/perf/core-book3s.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c
index a66fb9c01c9e..ca92e01d0bd1 100644
--- a/arch/powerpc/perf/core-book3s.c
+++ b/arch/powerpc/perf/core-book3s.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Performance event support - powerpc architecture code
*
* Copyright 2008-2009 Paul Mackerras, IBM Corporation.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
#include <linux/sched.h>
@@ -1850,6 +1846,7 @@ static int power_pmu_event_init(struct perf_event *event)
int n;
int err;
struct cpu_hw_events *cpuhw;
+ u64 bhrb_filter;
if (!ppmu)
return -ENOENT;
@@ -1955,13 +1952,14 @@ 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(
+ bhrb_filter = ppmu->bhrb_filter_map(
event->attr.branch_sample_type);
- if (cpuhw->bhrb_filter == -1) {
+ if (bhrb_filter == -1) {
put_cpu_var(cpu_hw_events);
return -EOPNOTSUPP;
}
+ cpuhw->bhrb_filter = bhrb_filter;
}
put_cpu_var(cpu_hw_events);