[PATCH v2 5/7] tracing: Move hist trigger key printing into a separate function

[Tom Zanussi]

From: Tom Zanussi <tom.zanu...@linux.intel.com>

Future patches will want to print a histogram key outside a histogram
- add and use hist_trigger_print_key() for that purpose.

Signed-off-by: Tom Zanussi <tom.zanu...@linux.intel.com>
---
 kernel/trace/trace_events_hist.c | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c
index f54dc8782d91..9990b6f45430 100644
--- a/kernel/trace/trace_events_hist.c
+++ b/kernel/trace/trace_events_hist.c
@@ -4846,10 +4846,10 @@ static void hist_trigger_stacktrace_print(struct 
seq_file *m,
        }
 }
 
-static void
-hist_trigger_entry_print(struct seq_file *m,
-                        struct hist_trigger_data *hist_data, void *key,
-                        struct tracing_map_elt *elt)
+static void hist_trigger_print_key(struct seq_file *m,
+                                  struct hist_trigger_data *hist_data,
+                                  void *key,
+                                  struct tracing_map_elt *elt)
 {
        struct hist_field *key_field;
        char str[KSYM_SYMBOL_LEN];
@@ -4925,6 +4925,17 @@ hist_trigger_entry_print(struct seq_file *m,
                seq_puts(m, " ");
 
        seq_puts(m, "}");
+}
+
+static void hist_trigger_entry_print(struct seq_file *m,
+                                    struct hist_trigger_data *hist_data,
+                                    void *key,
+                                    struct tracing_map_elt *elt)
+{
+       const char *field_name;
+       unsigned int i;
+
+       hist_trigger_print_key(m, hist_data, key, elt);
 
        seq_printf(m, " hitcount: %10llu",
                   tracing_map_read_sum(elt, HITCOUNT_IDX));
-- 
2.14.1