function_graph: Fix micro seconds notations
authorByungchul Park <byungchul.park@lge.com>
Wed, 5 Nov 2014 07:18:44 +0000 (16:18 +0900)
committerSteven Rostedt <rostedt@goodmis.org>
Fri, 14 Nov 2014 12:56:03 +0000 (07:56 -0500)
Usually, "msecs" notation means milli-seconds, and "usecs" notation
means micro-seconds. Since the unit used in the code is micro-seconds,
the notation should be replaced from msecs to usecs.

Link: http://lkml.kernel.org/r/1415171926-9782-2-git-send-email-byungchul.park@lge.com
Signed-off-by: Byungchul Park <byungchul.park@lge.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
kernel/trace/trace_functions_graph.c

index 93ebba09622e9073f809ee5fd1476b1827376b2a..55bdf9d7f714c01b6fbfbb19ff9618637b31b69d 100644 (file)
@@ -768,19 +768,19 @@ trace_print_graph_duration(unsigned long long duration, struct trace_seq *s)
 {
        unsigned long nsecs_rem = do_div(duration, 1000);
        /* log10(ULONG_MAX) + '\0' */
-       char msecs_str[21];
+       char usecs_str[21];
        char nsecs_str[5];
        int ret, len;
        int i;
 
-       sprintf(msecs_str, "%lu", (unsigned long) duration);
+       sprintf(usecs_str, "%lu", (unsigned long) duration);
 
        /* Print msecs */
-       ret = trace_seq_printf(s, "%s", msecs_str);
+       ret = trace_seq_printf(s, "%s", usecs_str);
        if (!ret)
                return TRACE_TYPE_PARTIAL_LINE;
 
-       len = strlen(msecs_str);
+       len = strlen(usecs_str);
 
        /* Print nsecs (we don't want to exceed 7 numbers) */
        if (len < 7) {
@@ -831,10 +831,10 @@ print_graph_duration(unsigned long long duration, struct trace_seq *s,
 
        /* Signal a overhead of time execution to the output */
        if (flags & TRACE_GRAPH_PRINT_OVERHEAD) {
-               /* Duration exceeded 100 msecs */
+               /* Duration exceeded 100 usecs */
                if (duration > 100000ULL)
                        ret = trace_seq_puts(s, "! ");
-               /* Duration exceeded 10 msecs */
+               /* Duration exceeded 10 usecs */
                else if (duration > 10000ULL)
                        ret = trace_seq_puts(s, "+ ");
        }