1 files changed, 17 insertions, 11 deletions

diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index f5362a0529eb..821064914c80 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -258,9 +258,6 @@ struct trace_array_cpu {
         atomic_t                disabled;
         void                    *buffer_page;   /* ring buffer spare */
 
-        /* these fields get copied into max-trace: */
-        unsigned long           trace_idx;
-        unsigned long           overrun;
         unsigned long           saved_latency;
         unsigned long           critical_start;
         unsigned long           critical_end;
@@ -268,6 +265,7 @@ struct trace_array_cpu {
         unsigned long           nice;
         unsigned long           policy;
         unsigned long           rt_priority;
+        unsigned long           skipped_entries;
         cycle_t                 preempt_timestamp;
         pid_t                   pid;
         uid_t                   uid;
@@ -441,12 +439,13 @@ void init_tracer_sysprof_debugfs(struct dentry *d_tracer);
 
 struct ring_buffer_event;
 
-struct ring_buffer_event *trace_buffer_lock_reserve(struct trace_array *tr,
-                                                    int type,
-                                                    unsigned long len,
-                                                    unsigned long flags,
-                                                    int pc);
-void trace_buffer_unlock_commit(struct trace_array *tr,
+struct ring_buffer_event *
+trace_buffer_lock_reserve(struct ring_buffer *buffer,
+                          int type,
+                          unsigned long len,
+                          unsigned long flags,
+                          int pc);
+void trace_buffer_unlock_commit(struct ring_buffer *buffer,
                                 struct ring_buffer_event *event,
                                 unsigned long flags, int pc);
 
@@ -497,18 +496,20 @@ void unregister_tracer(struct tracer *type);
 
 extern unsigned long nsecs_to_usecs(unsigned long nsecs);
 
+#ifdef CONFIG_TRACER_MAX_TRACE
 extern unsigned long tracing_max_latency;
 extern unsigned long tracing_thresh;
 
 void update_max_tr(struct trace_array *tr, struct task_struct *tsk, int cpu);
 void update_max_tr_single(struct trace_array *tr,
                           struct task_struct *tsk, int cpu);
+#endif /* CONFIG_TRACER_MAX_TRACE */
 
 #ifdef CONFIG_STACKTRACE
-void ftrace_trace_stack(struct trace_array *tr, unsigned long flags,
+void ftrace_trace_stack(struct ring_buffer *buffer, unsigned long flags,
                         int skip, int pc);
 
-void ftrace_trace_userstack(struct trace_array *tr, unsigned long flags,
+void ftrace_trace_userstack(struct ring_buffer *buffer, unsigned long flags,
                             int pc);
 
 void __trace_stack(struct trace_array *tr, unsigned long flags, int skip,
@@ -589,6 +590,11 @@ extern int
 trace_vbprintk(unsigned long ip, const char *fmt, va_list args);
 extern int
 trace_vprintk(unsigned long ip, const char *fmt, va_list args);
+extern int
+trace_array_vprintk(struct trace_array *tr,
+                    unsigned long ip, const char *fmt, va_list args);
+int trace_array_printk(struct trace_array *tr,
+                       unsigned long ip, const char *fmt, ...);
 
 extern unsigned long trace_flags;