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Subject[RFC][PATCH 08/14] function_graph: Remove unused task_curr_ret_stack()
From: "Steven Rostedt (VMware)" <rostedt@goodmis.org>

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

Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
---
include/linux/ftrace.h | 10 ----------
1 file changed, 10 deletions(-)

diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index 477ff9412d26..5544df21a886 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -819,11 +819,6 @@ 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);
@@ -847,11 +842,6 @@ static inline int register_ftrace_graph(struct fgraph_ops *ops);
}
static inline void unregister_ftrace_graph(struct fgraph_ops *ops) { }

-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)
--
2.19.1

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