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Subject[PATCH 2/9] events: use DEFINE_STATIC_SRCU() to define pmus_srcu
Date
DEFINE_STATIC_SRCU() defines srcu struct and do init at build time.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
---
kernel/events/core.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/kernel/events/core.c b/kernel/events/core.c
index b0cd865..c334f26 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -146,7 +146,7 @@ static atomic_t nr_task_events __read_mostly;

static LIST_HEAD(pmus);
static DEFINE_MUTEX(pmus_lock);
-static struct srcu_struct pmus_srcu;
+DEFINE_STATIC_SRCU(pmus_srcu);

/*
* perf event paranoia level:
@@ -7396,7 +7396,6 @@ void __init perf_event_init(void)
idr_init(&pmu_idr);

perf_event_init_all_cpus();
- init_srcu_struct(&pmus_srcu);
perf_pmu_register(&perf_swevent, "software", PERF_TYPE_SOFTWARE);
perf_pmu_register(&perf_cpu_clock, NULL, -1);
perf_pmu_register(&perf_task_clock, NULL, -1);
--
1.7.4.4


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