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Subject[RFC PATCH 18/32] function_graph: Fix to initalize ftrace_ops for fgraph with ftrace_graph_func
Date
From: Masami Hiramatsu (Google) <mhiramat@kernel.org>

Fix to initialize the ftrace_ops of fgraph_ops with ftrace_graph_func
instead of ftrace_stub.

Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
---
kernel/trace/fgraph.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/trace/fgraph.c b/kernel/trace/fgraph.c
index 597250bd30dc..858fb73440ec 100644
--- a/kernel/trace/fgraph.c
+++ b/kernel/trace/fgraph.c
@@ -872,7 +872,7 @@ unsigned long ftrace_graph_ret_addr(struct task_struct *task, int *idx,
void fgraph_init_ops(struct ftrace_ops *dst_ops,
struct ftrace_ops *src_ops)
{
- dst_ops->func = ftrace_stub;
+ dst_ops->func = ftrace_graph_func;
dst_ops->flags = FTRACE_OPS_FL_PID | FTRACE_OPS_FL_STUB;

#ifdef FTRACE_GRAPH_TRAMP_ADDR
@@ -1120,7 +1120,7 @@ int register_ftrace_graph(struct fgraph_ops *gops)

if (!gops->ops.func) {
gops->ops.flags |= FTRACE_OPS_FL_STUB;
- gops->ops.func = ftrace_stub;
+ gops->ops.func = ftrace_graph_func;
#ifdef FTRACE_GRAPH_TRAMP_ADDR
gops->ops.trampoline = FTRACE_GRAPH_TRAMP_ADDR;
#endif
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