[PATCH v4 5/8] tracing: Move hist trigger key printing into a separate function
From: Tom Zanussi <zanussi@kernel.org>
Date: 2018-09-10 19:11:04
Also in:
lkml
Subsystem:
the rest, tracing · Maintainers:
Linus Torvalds, Steven Rostedt, Masami Hiramatsu
From: Tom Zanussi <redacted> 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 <redacted> --- 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 3712200dc670..5ec462cb7672 100644
--- a/kernel/trace/trace_events_hist.c
+++ b/kernel/trace/trace_events_hist.c@@ -4849,10 +4849,10 @@ 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];
@@ -4928,6 +4928,17 @@ 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