tracing: Rename max_stack_lock to stack_trace_max_lock
Now that max_stack_lock is a global variable, it requires a naming convention that is unlikely to collide. Rename it to the same naming convention that the other stack_trace variables have. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
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@ -271,7 +271,7 @@ struct stack_trace;
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extern unsigned stack_trace_index[];
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extern struct stack_trace stack_trace_max;
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extern unsigned long stack_trace_max_size;
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extern arch_spinlock_t max_stack_lock;
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extern arch_spinlock_t stack_trace_max_lock;
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extern int stack_tracer_enabled;
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void stack_trace_print(void);
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@ -31,7 +31,7 @@ struct stack_trace stack_trace_max = {
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};
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unsigned long stack_trace_max_size;
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arch_spinlock_t max_stack_lock =
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arch_spinlock_t stack_trace_max_lock =
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(arch_spinlock_t)__ARCH_SPIN_LOCK_UNLOCKED;
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static DEFINE_PER_CPU(int, trace_active);
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@ -65,7 +65,7 @@ void stack_trace_print(void)
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/*
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* When arch-specific code overides this function, the following
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* data should be filled up, assuming max_stack_lock is held to
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* data should be filled up, assuming stack_trace_max_lock is held to
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* prevent concurrent updates.
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* stack_trace_index[]
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* stack_trace_max
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@ -92,7 +92,7 @@ check_stack(unsigned long ip, unsigned long *stack)
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return;
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local_irq_save(flags);
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arch_spin_lock(&max_stack_lock);
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arch_spin_lock(&stack_trace_max_lock);
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/* In case another CPU set the tracer_frame on us */
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if (unlikely(!frame_size))
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@ -175,7 +175,7 @@ check_stack(unsigned long ip, unsigned long *stack)
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}
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out:
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arch_spin_unlock(&max_stack_lock);
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arch_spin_unlock(&stack_trace_max_lock);
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local_irq_restore(flags);
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}
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@ -246,9 +246,9 @@ stack_max_size_write(struct file *filp, const char __user *ubuf,
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cpu = smp_processor_id();
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per_cpu(trace_active, cpu)++;
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arch_spin_lock(&max_stack_lock);
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arch_spin_lock(&stack_trace_max_lock);
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*ptr = val;
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arch_spin_unlock(&max_stack_lock);
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arch_spin_unlock(&stack_trace_max_lock);
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per_cpu(trace_active, cpu)--;
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local_irq_restore(flags);
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@ -291,7 +291,7 @@ static void *t_start(struct seq_file *m, loff_t *pos)
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cpu = smp_processor_id();
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per_cpu(trace_active, cpu)++;
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arch_spin_lock(&max_stack_lock);
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arch_spin_lock(&stack_trace_max_lock);
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if (*pos == 0)
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return SEQ_START_TOKEN;
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@ -303,7 +303,7 @@ static void t_stop(struct seq_file *m, void *p)
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{
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int cpu;
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arch_spin_unlock(&max_stack_lock);
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arch_spin_unlock(&stack_trace_max_lock);
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cpu = smp_processor_id();
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per_cpu(trace_active, cpu)--;
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