diff options
| author | Peter Zijlstra <peterz@infradead.org> | 2010-02-26 11:07:35 -0500 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-02-26 11:25:19 -0500 |
| commit | 1dd2980d990068e20045b90c424518cc7f3657ff (patch) | |
| tree | 04a7250ff88eb88856c541e5286b493c6fb897d4 | |
| parent | 24691ea964cc0123e386b661e03a86a481c6ee79 (diff) | |
perf_event, amd: Fix spinlock initialization
Avoid kernels from exploding on AMD machines when they have any
lock debugging bits enabled.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | arch/x86/kernel/cpu/perf_event_amd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/cpu/perf_event_amd.c b/arch/x86/kernel/cpu/perf_event_amd.c index 6d28e08563e8..8f3dbfda3c4f 100644 --- a/arch/x86/kernel/cpu/perf_event_amd.c +++ b/arch/x86/kernel/cpu/perf_event_amd.c | |||
| @@ -1,6 +1,6 @@ | |||
| 1 | #ifdef CONFIG_CPU_SUP_AMD | 1 | #ifdef CONFIG_CPU_SUP_AMD |
| 2 | 2 | ||
| 3 | static raw_spinlock_t amd_nb_lock; | 3 | static DEFINE_RAW_SPINLOCK(amd_nb_lock); |
| 4 | 4 | ||
| 5 | static __initconst u64 amd_hw_cache_event_ids | 5 | static __initconst u64 amd_hw_cache_event_ids |
| 6 | [PERF_COUNT_HW_CACHE_MAX] | 6 | [PERF_COUNT_HW_CACHE_MAX] |