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Diffstat (limited to 'kernel/trace/trace_irqsoff.c')
-rw-r--r--kernel/trace/trace_irqsoff.c56
1 files changed, 7 insertions, 49 deletions
diff --git a/kernel/trace/trace_irqsoff.c b/kernel/trace/trace_irqsoff.c
index 73a6b0601f2e..4047e98afcba 100644
--- a/kernel/trace/trace_irqsoff.c
+++ b/kernel/trace/trace_irqsoff.c
@@ -229,75 +229,33 @@ static void irqsoff_trace_close(struct trace_iterator *iter)
static enum print_line_t irqsoff_print_line(struct trace_iterator *iter)
{
- u32 flags = GRAPH_TRACER_FLAGS;
-
- if (trace_flags & TRACE_ITER_LATENCY_FMT)
- flags |= TRACE_GRAPH_PRINT_DURATION;
- else
- flags |= TRACE_GRAPH_PRINT_ABS_TIME;
-
/*
* In graph mode call the graph tracer output function,
* otherwise go with the TRACE_FN event handler
*/
if (is_graph())
- return print_graph_function_flags(iter, flags);
+ return print_graph_function_flags(iter, GRAPH_TRACER_FLAGS);
return TRACE_TYPE_UNHANDLED;
}
static void irqsoff_print_header(struct seq_file *s)
{
- if (is_graph()) {
- struct trace_iterator *iter = s->private;
- u32 flags = GRAPH_TRACER_FLAGS;
-
- if (trace_flags & TRACE_ITER_LATENCY_FMT) {
- /* print nothing if the buffers are empty */
- if (trace_empty(iter))
- return;
-
- print_trace_header(s, iter);
- flags |= TRACE_GRAPH_PRINT_DURATION;
- } else
- flags |= TRACE_GRAPH_PRINT_ABS_TIME;
-
- print_graph_headers_flags(s, flags);
- } else
+ if (is_graph())
+ print_graph_headers_flags(s, GRAPH_TRACER_FLAGS);
+ else
trace_default_header(s);
}
static void
-trace_graph_function(struct trace_array *tr,
- unsigned long ip, unsigned long flags, int pc)
-{
- u64 time = trace_clock_local();
- struct ftrace_graph_ent ent = {
- .func = ip,
- .depth = 0,
- };
- struct ftrace_graph_ret ret = {
- .func = ip,
- .depth = 0,
- .calltime = time,
- .rettime = time,
- };
-
- __trace_graph_entry(tr, &ent, flags, pc);
- __trace_graph_return(tr, &ret, flags, pc);
-}
-
-static void
__trace_function(struct trace_array *tr,
unsigned long ip, unsigned long parent_ip,
unsigned long flags, int pc)
{
- if (!is_graph())
+ if (is_graph())
+ trace_graph_function(tr, ip, parent_ip, flags, pc);
+ else
trace_function(tr, ip, parent_ip, flags, pc);
- else {
- trace_graph_function(tr, parent_ip, flags, pc);
- trace_graph_function(tr, ip, flags, pc);
- }
}
#else