trace-graph: Insert new task plots below the plot that they were selected on

When selecting to plot a task, insert the plot beneath the plot that it
was selected on.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

3 files changed, 11 insertions, 4 deletions

diff --git a/trace-graph.c b/trace-graph.c
index 623abcb..59397cf 100644
--- a/trace-graph.c
+++ b/trace-graph.c
@@ -424,8 +424,15 @@ static void
 plot_task_clicked (gpointer data)
 {
         struct graph_info *ginfo = data;
+        struct graph_plot *plot = ginfo->plot_clicked;
+        int pos;
+
+        if (plot)
+                pos = plot->pos + 1;
+        else
+                pos = ginfo->plots + 1;
 
-        graph_plot_task(ginfo, ginfo->filter_task_selected);
+        graph_plot_task(ginfo, ginfo->filter_task_selected, pos);
         ginfo->draw_height = PLOT_SPACE(ginfo->plots);
         redraw_graph(ginfo);
         update_label_window(ginfo);
diff --git a/trace-graph.h b/trace-graph.h
index 1703ba1..3874aa9 100644
--- a/trace-graph.h
+++ b/trace-graph.h
@@ -315,6 +315,6 @@ int trace_graph_plot_display_info(struct graph_info *ginfo,
 void graph_plot_init_cpus(struct graph_info *ginfo, int cpus);
 
 /* task plot */
-void graph_plot_task(struct graph_info *ginfo, int pid);
+void graph_plot_task(struct graph_info *ginfo, int pid, int pos);
 
 #endif /* _TRACE_GRAPH_H */
diff --git a/trace-plot-task.c b/trace-plot-task.c
index eb302fb..2770384 100644
--- a/trace-plot-task.c
+++ b/trace-plot-task.c
@@ -565,7 +565,7 @@ void graph_plot_init_tasks(struct graph_info *ginfo)
         trace_graph_plot_insert(ginfo, 1, label, &task_plot_cb, task_info);
 }
 
-void graph_plot_task(struct graph_info *ginfo, int pid)
+void graph_plot_task(struct graph_info *ginfo, int pid, int pos)
 {
         struct task_plot_info *task_info;
         struct graph_plot *plot;
@@ -580,7 +580,7 @@ void graph_plot_task(struct graph_info *ginfo, int pid)
         len = strlen(comm) + 100;
         label = malloc_or_die(len);
         snprintf(label, len, "%s-%d", comm, pid);
-        plot = trace_graph_plot_append(ginfo, label, &task_plot_cb, task_info);
+        plot = trace_graph_plot_insert(ginfo, pos, label, &task_plot_cb, task_info);
         free(label);
 
         trace_graph_plot_add_all_recs(ginfo, plot);