[tip:perf/core] tools lib traceevent: Use USECS_PER_SEC instead of hardcoded number

[tip-bot for Steven Rostedt <tipbot@zytor.com>]

Commit-ID:  bb5a7316b909612a382b30b568c6b0345b4b6768
Gitweb:     http://git.kernel.org/tip/bb5a7316b909612a382b30b568c6b0345b4b6768
Author:     Steven Rostedt <rostedt@goodmis.org>
AuthorDate: Tue, 22 Nov 2016 15:00:31 -0300
Committer:  Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Wed, 23 Nov 2016 10:44:02 -0300

tools lib traceevent: Use USECS_PER_SEC instead of hardcoded number

Instead of using 1000000, use the define in time64.h instead.

Also remove the the duplicate defines for NSECS_PER_SEC.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Link: http://lkml.kernel.org/r/20161121114149.67111981@gandalf.local.home
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/lib/traceevent/event-parse.c | 11 ++++++-----
 tools/lib/traceevent/event-parse.h |  3 ---
 2 files changed, 6 insertions(+), 8 deletions(-)

diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index 664c90c..c1ad1ff 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -33,6 +33,7 @@
 #include <stdint.h>
 #include <limits.h>
 #include <linux/string.h>
+#include <linux/time64.h>
 
 #include <netinet/in.h>
 #include "event-parse.h"
@@ -5424,8 +5425,8 @@ void pevent_print_event_time(struct pevent *pevent, struct trace_seq *s,
 	use_usec_format = is_timestamp_in_us(pevent->trace_clock,
 							use_trace_clock);
 	if (use_usec_format) {
-		secs = record->ts / NSECS_PER_SEC;
-		nsecs = record->ts - secs * NSECS_PER_SEC;
+		secs = record->ts / NSEC_PER_SEC;
+		nsecs = record->ts - secs * NSEC_PER_SEC;
 	}
 
 	if (pevent->latency_format) {
@@ -5437,10 +5438,10 @@ void pevent_print_event_time(struct pevent *pevent, struct trace_seq *s,
 			usecs = nsecs;
 			p = 9;
 		} else {
-			usecs = (nsecs + 500) / NSECS_PER_USEC;
+			usecs = (nsecs + 500) / NSEC_PER_USEC;
 			/* To avoid usecs larger than 1 sec */
-			if (usecs >= 1000000) {
-				usecs -= 1000000;
+			if (usecs >= USEC_PER_SEC) {
+				usecs -= USEC_PER_SEC;
 				secs++;
 			}
 			p = 6;
diff --git a/tools/lib/traceevent/event-parse.h b/tools/lib/traceevent/event-parse.h
index 9ffde37..783c842 100644
--- a/tools/lib/traceevent/event-parse.h
+++ b/tools/lib/traceevent/event-parse.h
@@ -172,9 +172,6 @@ struct pevent_plugin_option {
 #define PEVENT_PLUGIN_OPTIONS_NAME MAKE_STR(PEVENT_PLUGIN_OPTIONS)
 #define PEVENT_PLUGIN_ALIAS_NAME MAKE_STR(PEVENT_PLUGIN_ALIAS)
 
-#define NSECS_PER_SEC		1000000000ULL
-#define NSECS_PER_USEC		1000ULL
-
 enum format_flags {
 	FIELD_IS_ARRAY		= 1,
 	FIELD_IS_POINTER	= 2,