diff options
| -rw-r--r-- | arch/x86/kernel/cpu/mcheck/mce.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index bd58de4d7a29..3ab9c886b613 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c | |||
| @@ -46,6 +46,8 @@ | |||
| 46 | 46 | ||
| 47 | #include "mce-internal.h" | 47 | #include "mce-internal.h" |
| 48 | 48 | ||
| 49 | static DEFINE_MUTEX(mce_read_mutex); | ||
| 50 | |||
| 49 | #define rcu_dereference_check_mce(p) \ | 51 | #define rcu_dereference_check_mce(p) \ |
| 50 | rcu_dereference_check((p), \ | 52 | rcu_dereference_check((p), \ |
| 51 | rcu_read_lock_sched_held() || \ | 53 | rcu_read_lock_sched_held() || \ |
| @@ -1490,8 +1492,6 @@ static void collect_tscs(void *data) | |||
| 1490 | rdtscll(cpu_tsc[smp_processor_id()]); | 1492 | rdtscll(cpu_tsc[smp_processor_id()]); |
| 1491 | } | 1493 | } |
| 1492 | 1494 | ||
| 1493 | static DEFINE_MUTEX(mce_read_mutex); | ||
| 1494 | |||
| 1495 | static ssize_t mce_read(struct file *filp, char __user *ubuf, size_t usize, | 1495 | static ssize_t mce_read(struct file *filp, char __user *ubuf, size_t usize, |
| 1496 | loff_t *off) | 1496 | loff_t *off) |
| 1497 | { | 1497 | { |
