ftrace_graph_active
if (ftrace_graph_active) {
if (ftrace_graph_active) {
if (ftrace_graph_active == 1)
ftrace_graph_active++;
if (ftrace_graph_active == 2)
if (ftrace_graph_active == 1) {
ftrace_graph_active--;
if (!ftrace_graph_active)
if (unlikely(!ftrace_graph_active))
ftrace_graph_active--;
if (!ftrace_graph_active)
if (ftrace_graph_active == 1)
else if (!ftrace_graph_active)
if (!ftrace_graph_active) {
int ftrace_graph_active;
if (ftrace_graph_active)
if (ftrace_graph_active)
extern int ftrace_graph_active;