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>

1 files changed, 6 insertions, 6 deletions

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 91887a280ab9..380de630ebce 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1209,7 +1209,7 @@ void trace_graph_entry(struct ftrace_graph_ent *trace)
         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 @@ void trace_graph_entry(struct ftrace_graph_ent *trace)
                 __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 @@ void trace_graph_return(struct ftrace_graph_ret *trace)
         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 @@ void trace_graph_return(struct ftrace_graph_ret *trace)
                 __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 @@ tracing_cpumask_write(struct file *filp, const char __user *ubuf,
         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 @@ tracing_cpumask_write(struct file *filp, const char __user *ubuf,
                 }
         }
         __raw_spin_unlock(&ftrace_max_lock);
-        raw_local_irq_enable();
+        local_irq_enable();
 
         tracing_cpumask = tracing_cpumask_new;