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authorSteven Rostedt (VMware) <rostedt@goodmis.org>2018-11-19 07:40:39 -0500
committerSteven Rostedt (VMware) <rostedt@goodmis.org>2018-11-27 20:31:54 -0500
commitd125f3f866df88da5a85df00291f88f0baa89f7c (patch)
tree77af76a4456a5831f27b2c96ecd78b818bdc6bf2 /kernel
parent9c4bf5e0db164f330a2d3e128e9832661f69f0e9 (diff)
downloadlinux-d125f3f866df88da5a85df00291f88f0baa89f7c.tar.bz2
function_graph: Make ftrace_push_return_trace() static
As all architectures now call function_graph_enter() to do the entry work, no architecture should ever call ftrace_push_return_trace(). Make it static. This is needed to prepare for a fix of a design bug on how the curr_ret_stack is used. Cc: stable@kernel.org Fixes: 03274a3ffb449 ("tracing/fgraph: Adjust fgraph depth before calling trace return callback") Reviewed-by: Masami Hiramatsu <mhiramat@kernel.org> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/trace/trace_functions_graph.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c
index 28f2602435d0..88ca787a1cdc 100644
--- a/kernel/trace/trace_functions_graph.c
+++ b/kernel/trace/trace_functions_graph.c
@@ -118,7 +118,7 @@ print_graph_duration(struct trace_array *tr, unsigned long long duration,
struct trace_seq *s, u32 flags);
/* Add a function return address to the trace stack on thread info.*/
-int
+static int
ftrace_push_return_trace(unsigned long ret, unsigned long func, int *depth,
unsigned long frame_pointer, unsigned long *retp)
{