ftrace: replace raw_local_irq_save with local_irq_save
Impact: fix for lockdep and ftrace
The raw_local_irq_save/restore confuses lockdep. This patch
converts them to the local_irq_save/restore variants.
Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 91887a2..380de63 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1209,7 +1209,7 @@
int cpu;
int pc;
- raw_local_irq_save(flags);
+ local_irq_save(flags);
cpu = raw_smp_processor_id();
data = tr->data[cpu];
disabled = atomic_inc_return(&data->disabled);
@@ -1218,7 +1218,7 @@
__trace_graph_entry(tr, data, trace, flags, pc);
}
atomic_dec(&data->disabled);
- raw_local_irq_restore(flags);
+ local_irq_restore(flags);
}
void trace_graph_return(struct ftrace_graph_ret *trace)
@@ -1230,7 +1230,7 @@
int cpu;
int pc;
- raw_local_irq_save(flags);
+ local_irq_save(flags);
cpu = raw_smp_processor_id();
data = tr->data[cpu];
disabled = atomic_inc_return(&data->disabled);
@@ -1239,7 +1239,7 @@
__trace_graph_return(tr, data, trace, flags, pc);
}
atomic_dec(&data->disabled);
- raw_local_irq_restore(flags);
+ local_irq_restore(flags);
}
#endif /* CONFIG_FUNCTION_GRAPH_TRACER */
@@ -2645,7 +2645,7 @@
if (err)
goto err_unlock;
- raw_local_irq_disable();
+ local_irq_disable();
__raw_spin_lock(&ftrace_max_lock);
for_each_tracing_cpu(cpu) {
/*
@@ -2662,7 +2662,7 @@
}
}
__raw_spin_unlock(&ftrace_max_lock);
- raw_local_irq_enable();
+ local_irq_enable();
tracing_cpumask = tracing_cpumask_new;