function_graph: Remove unused task_curr_ret_stack()

The static inline function task_curr_ret_stack() is unused, remove it.

Reviewed-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Reviewed-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
This commit is contained in:
Steven Rostedt (VMware) 2018-11-18 18:32:40 -05:00
parent 5cf99a0f31
commit 23621fac32
1 changed files with 0 additions and 10 deletions

View File

@ -809,11 +809,6 @@ extern void ftrace_graph_init_task(struct task_struct *t);
extern void ftrace_graph_exit_task(struct task_struct *t);
extern void ftrace_graph_init_idle_task(struct task_struct *t, int cpu);
static inline int task_curr_ret_stack(struct task_struct *t)
{
return t->curr_ret_stack;
}
static inline void pause_graph_tracing(void)
{
atomic_inc(&current->tracing_graph_pause);
@ -838,11 +833,6 @@ static inline int register_ftrace_graph(trace_func_graph_ret_t retfunc,
}
static inline void unregister_ftrace_graph(void) { }
static inline int task_curr_ret_stack(struct task_struct *tsk)
{
return -1;
}
static inline unsigned long
ftrace_graph_ret_addr(struct task_struct *task, int *idx, unsigned long ret,
unsigned long *retp)