tracing: pass around ring buffer instead of tracer

[deliverable/linux.git] / include / trace / ftrace.h

diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index bfbc842600a195b6913202899017cb8446091b5f..308bafd93325c992bb43bab91726aacefd91db3c 100644 (file)
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -460,13 +460,15 @@ static void ftrace_profile_disable_##call(struct ftrace_event_call *event_call)\
  * {
  *     struct ring_buffer_event *event;
  *     struct ftrace_raw_<call> *entry; <-- defined in stage 1
+ *     struct ring_buffer *buffer;
  *     unsigned long irq_flags;
  *     int pc;
  *
  *     local_save_flags(irq_flags);
  *     pc = preempt_count();
  *
- *     event = trace_current_buffer_lock_reserve(event_<call>.id,
+ *     event = trace_current_buffer_lock_reserve(&buffer,
+ *                               event_<call>.id,
  *                               sizeof(struct ftrace_raw_<call>),
  *                               irq_flags, pc);
  *     if (!event)
@@ -476,7 +478,7 @@ static void ftrace_profile_disable_##call(struct ftrace_event_call *event_call)\
  *     <assign>;  <-- Here we assign the entries by the __field and
  *                     __array macros.
  *
- *     trace_current_buffer_unlock_commit(event, irq_flags, pc);
+ *     trace_current_buffer_unlock_commit(buffer, event, irq_flags, pc);
  * }
  *
  * static int ftrace_raw_reg_event_<call>(void)
@@ -568,6 +570,7 @@ static void ftrace_raw_event_##call(proto)                          \
        struct ftrace_event_call *event_call = &event_##call;           \
        struct ring_buffer_event *event;                                \
        struct ftrace_raw_##call *entry;                                \
+       struct ring_buffer *buffer;                                     \
        unsigned long irq_flags;                                        \
        int __data_size;                                                \
        int pc;                                                         \
@@ -577,7 +580,8 @@ static void ftrace_raw_event_##call(proto)                          \
                                                                        \
        __data_size = ftrace_get_offsets_##call(&__data_offsets, args); \
                                                                        \
-       event = trace_current_buffer_lock_reserve(event_##call.id,      \
+       event = trace_current_buffer_lock_reserve(&buffer,              \
+                                event_##call.id,                       \
                                 sizeof(*entry) + __data_size,          \
                                 irq_flags, pc);                        \
        if (!event)                                                     \
@@ -589,8 +593,9 @@ static void ftrace_raw_event_##call(proto)                          \
                                                                        \
        { assign; }                                                     \
                                                                        \
-       if (!filter_current_check_discard(event_call, entry, event))    \
-               trace_nowake_buffer_unlock_commit(event, irq_flags, pc); \
+       if (!filter_current_check_discard(buffer, event_call, entry, event)) \
+               trace_nowake_buffer_unlock_commit(buffer,               \
+                                                 event, irq_flags, pc); \
 }                                                                      \
                                                                        \
 static int ftrace_raw_reg_event_##call(void *ptr)                      \