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Commit 4526d067 authored by Byungchul Park's avatar Byungchul Park Committed by Steven Rostedt
Browse files

function_graph: Fix micro seconds notations 

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: default avatarByungchul Park <byungchul.park@lge.com>
Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
parent 678f845e

kernel/trace/trace_functions_graph.c

+6 −6
Original line number Diff line number Diff line
@@ -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, "+ ");

	}