aboutsummaryrefslogtreecommitdiffstats
path: root/kernel/trace/trace.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/trace/trace.c')
-rw-r--r--kernel/trace/trace.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index d14fe49e9638..4dcc4e85c5d6 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -838,12 +838,16 @@ void __trace_mmiotrace_rw(struct trace_array *tr, struct trace_array_cpu *data,
838 struct trace_entry *entry; 838 struct trace_entry *entry;
839 unsigned long irq_flags; 839 unsigned long irq_flags;
840 840
841 spin_lock_irqsave(&data->lock, irq_flags); 841 raw_local_irq_save(irq_flags);
842 __raw_spin_lock(&data->lock);
843
842 entry = tracing_get_trace_entry(tr, data); 844 entry = tracing_get_trace_entry(tr, data);
843 tracing_generic_entry_update(entry, 0); 845 tracing_generic_entry_update(entry, 0);
844 entry->type = TRACE_MMIO_RW; 846 entry->type = TRACE_MMIO_RW;
845 entry->mmiorw = *rw; 847 entry->mmiorw = *rw;
846 spin_unlock_irqrestore(&data->lock, irq_flags); 848
849 __raw_spin_unlock(&data->lock);
850 raw_local_irq_restore(irq_flags);
847 851
848 trace_wake_up(); 852 trace_wake_up();
849} 853}
@@ -854,12 +858,16 @@ void __trace_mmiotrace_map(struct trace_array *tr, struct trace_array_cpu *data,
854 struct trace_entry *entry; 858 struct trace_entry *entry;
855 unsigned long irq_flags; 859 unsigned long irq_flags;
856 860
857 spin_lock_irqsave(&data->lock, irq_flags); 861 raw_local_irq_save(irq_flags);
862 __raw_spin_lock(&data->lock);
863
858 entry = tracing_get_trace_entry(tr, data); 864 entry = tracing_get_trace_entry(tr, data);
859 tracing_generic_entry_update(entry, 0); 865 tracing_generic_entry_update(entry, 0);
860 entry->type = TRACE_MMIO_MAP; 866 entry->type = TRACE_MMIO_MAP;
861 entry->mmiomap = *map; 867 entry->mmiomap = *map;
862 spin_unlock_irqrestore(&data->lock, irq_flags); 868
869 __raw_spin_unlock(&data->lock);
870 raw_local_irq_restore(irq_flags);
863 871
864 trace_wake_up(); 872 trace_wake_up();
865} 873}