The sleep-time and graph-time options are only for the function graph tracer
and are not used by anything else. As tracer options are now visible when
the tracer is not activated, its better to move the function graph specific
tracer options into the function graph tracer.
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
static void update_function_graph_func(void);
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
static void update_function_graph_func(void);
+
+/* Both enabled by default (can be cleared by function_graph tracer flags */
+static bool fgraph_sleep_time = true;
+static bool fgraph_graph_time = true;
+
#else
static inline void update_function_graph_func(void) { }
#endif
#else
static inline void update_function_graph_func(void) { }
#endif
calltime = trace->rettime - trace->calltime;
calltime = trace->rettime - trace->calltime;
- if (!(trace_flags & TRACE_ITER_GRAPH_TIME)) {
+ if (!fgraph_graph_time) {
int index;
index = trace->depth;
int index;
index = trace->depth;
ASSIGN_OPS_HASH(graph_ops, &global_ops.local_hash)
};
ASSIGN_OPS_HASH(graph_ops, &global_ops.local_hash)
};
+void ftrace_graph_sleep_time_control(bool enable)
+{
+ fgraph_sleep_time = enable;
+}
+
+void ftrace_graph_graph_time_control(bool enable)
+{
+ fgraph_graph_time = enable;
+}
+
int ftrace_graph_entry_stub(struct ftrace_graph_ent *trace)
{
return 0;
int ftrace_graph_entry_stub(struct ftrace_graph_ent *trace)
{
return 0;
* Does the user want to count the time a function was asleep.
* If so, do not update the time stamps.
*/
* Does the user want to count the time a function was asleep.
* If so, do not update the time stamps.
*/
- if (trace_flags & TRACE_ITER_SLEEP_TIME)
return;
timestamp = trace_clock_local();
return;
timestamp = trace_clock_local();
/* trace_flags holds trace_options default values */
unsigned long trace_flags =
/* trace_flags holds trace_options default values */
unsigned long trace_flags =
- FUNCTION_DEFAULT_FLAGS | FUNCTION_GRAPH_DEFAULT_FLAGS |
+ FUNCTION_DEFAULT_FLAGS |
TRACE_ITER_PRINT_PARENT | TRACE_ITER_PRINTK |
TRACE_ITER_ANNOTATE | TRACE_ITER_CONTEXT_INFO |
TRACE_ITER_RECORD_CMD | TRACE_ITER_OVERWRITE |
TRACE_ITER_PRINT_PARENT | TRACE_ITER_PRINTK |
TRACE_ITER_ANNOTATE | TRACE_ITER_CONTEXT_INFO |
TRACE_ITER_RECORD_CMD | TRACE_ITER_OVERWRITE |
#define TRACE_GRAPH_PRINT_ABS_TIME 0x20
#define TRACE_GRAPH_PRINT_IRQS 0x40
#define TRACE_GRAPH_PRINT_TAIL 0x80
#define TRACE_GRAPH_PRINT_ABS_TIME 0x20
#define TRACE_GRAPH_PRINT_IRQS 0x40
#define TRACE_GRAPH_PRINT_TAIL 0x80
+#define TRACE_GRAPH_SLEEP_TIME 0x100
+#define TRACE_GRAPH_GRAPH_TIME 0x200
#define TRACE_GRAPH_PRINT_FILL_SHIFT 28
#define TRACE_GRAPH_PRINT_FILL_MASK (0x3 << TRACE_GRAPH_PRINT_FILL_SHIFT)
#define TRACE_GRAPH_PRINT_FILL_SHIFT 28
#define TRACE_GRAPH_PRINT_FILL_MASK (0x3 << TRACE_GRAPH_PRINT_FILL_SHIFT)
+extern void ftrace_graph_sleep_time_control(bool enable);
+extern void ftrace_graph_graph_time_control(bool enable);
+
extern enum print_line_t
print_graph_function_flags(struct trace_iterator *iter, u32 flags);
extern void print_graph_headers_flags(struct seq_file *s, u32 flags);
extern enum print_line_t
print_graph_function_flags(struct trace_iterator *iter, u32 flags);
extern void print_graph_headers_flags(struct seq_file *s, u32 flags);
*/
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
# define FGRAPH_FLAGS \
*/
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
# define FGRAPH_FLAGS \
- C(SLEEP_TIME, "sleep-time"), \
- C(GRAPH_TIME, "graph-time"), \
C(DISPLAY_GRAPH, "display-graph"),
C(DISPLAY_GRAPH, "display-graph"),
-/* Initially set for trace_flags */
-# define FUNCTION_GRAPH_DEFAULT_FLAGS \
- (TRACE_ITER_SLEEP_TIME | TRACE_ITER_GRAPH_TIME)
#else
# define FGRAPH_FLAGS
#else
# define FGRAPH_FLAGS
-# define FUNCTION_GRAPH_DEFAULT_FLAGS 0UL
#endif
#ifdef CONFIG_BRANCH_TRACER
#endif
#ifdef CONFIG_BRANCH_TRACER
{ TRACER_OPT(funcgraph-irqs, TRACE_GRAPH_PRINT_IRQS) },
/* Display function name after trailing } */
{ TRACER_OPT(funcgraph-tail, TRACE_GRAPH_PRINT_TAIL) },
{ TRACER_OPT(funcgraph-irqs, TRACE_GRAPH_PRINT_IRQS) },
/* Display function name after trailing } */
{ TRACER_OPT(funcgraph-tail, TRACE_GRAPH_PRINT_TAIL) },
+ /* Include sleep time (scheduled out) between entry and return */
+ { TRACER_OPT(sleep-time, TRACE_GRAPH_SLEEP_TIME) },
+ /* Include time within nested functions */
+ { TRACER_OPT(graph-time, TRACE_GRAPH_GRAPH_TIME) },
{ } /* Empty entry */
};
static struct tracer_flags tracer_flags = {
/* Don't display overruns, proc, or tail by default */
.val = TRACE_GRAPH_PRINT_CPU | TRACE_GRAPH_PRINT_OVERHEAD |
{ } /* Empty entry */
};
static struct tracer_flags tracer_flags = {
/* Don't display overruns, proc, or tail by default */
.val = TRACE_GRAPH_PRINT_CPU | TRACE_GRAPH_PRINT_OVERHEAD |
- TRACE_GRAPH_PRINT_DURATION | TRACE_GRAPH_PRINT_IRQS,
+ TRACE_GRAPH_PRINT_DURATION | TRACE_GRAPH_PRINT_IRQS |
+ TRACE_GRAPH_SLEEP_TIME | TRACE_GRAPH_GRAPH_TIME,
if (bit == TRACE_GRAPH_PRINT_IRQS)
ftrace_graph_skip_irqs = !set;
if (bit == TRACE_GRAPH_PRINT_IRQS)
ftrace_graph_skip_irqs = !set;
+ if (bit == TRACE_GRAPH_SLEEP_TIME)
+ ftrace_graph_sleep_time_control(set);
+
+ if (bit == TRACE_GRAPH_GRAPH_TIME)
+ ftrace_graph_graph_time_control(set);
+