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Commit 3847c2d9 authored by Thomas Gleixner's avatar Thomas Gleixner
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perf_counters: Convert context lock to atomic_spinlock 

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent f32843e6
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include/linux/perf_counter.h
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...@@ -584,7 +584,7 @@ struct perf_counter_context { ...@@ -584,7 +584,7 @@ struct perf_counter_context {
* Protect the states of the counters in the list, * Protect the states of the counters in the list,
* nr_active, and the list: * nr_active, and the list:
*/ */
spinlock_t lock; atomic_spinlock_t lock;
/* /*
* Protect the list of counters. Locking either mutex or lock * Protect the list of counters. Locking either mutex or lock
* is sufficient to ensure the list doesn't change; to change * is sufficient to ensure the list doesn't change; to change
......
kernel/perf_counter.c
View file @ 3847c2d9
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