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Commit e8025bab authored by Steven Rostedt (VMware)'s avatar Steven Rostedt (VMware)
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function_graph: Place ftrace_graph_entry_stub() prototype in include/linux/ftrace.h 



ftrace_graph_entry_stub() is defined in generic code, its prototype should
be in the generic header and not defined throughout architecture specific
code in order to use it.

Cc: Greentime Hu <green.hu@gmail.com>
Cc: Vincent Chen <deanbo422@gmail.com>
Cc: "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>
Cc: Helge Deller <deller@gmx.de>
Cc: linux-parisc@vger.kernel.org
Signed-off-by: default avatarSteven Rostedt (VMware) <rostedt@goodmis.org>
parent 52fde6e7

arch/nds32/kernel/ftrace.c

+0 −1
Original line number Diff line number Diff line
@@ -7,7 +7,6 @@ 
#ifndef CONFIG_DYNAMIC_FTRACE

extern void (*ftrace_trace_function)(unsigned long, unsigned long,

				     struct ftrace_ops*, struct pt_regs*);

extern int ftrace_graph_entry_stub(struct ftrace_graph_ent *trace);

extern void ftrace_graph_caller(void);



noinline void __naked ftrace_stub(unsigned long ip, unsigned long parent_ip,

arch/parisc/kernel/ftrace.c

+0 −1
Original line number Diff line number Diff line
@@ -51,7 +51,6 @@ void notrace __hot ftrace_function_trampoline(unsigned long parent, 
				unsigned long org_sp_gr3)

{

	extern ftrace_func_t ftrace_trace_function;  /* depends on CONFIG_DYNAMIC_FTRACE */

	extern int ftrace_graph_entry_stub(struct ftrace_graph_ent *trace);



	if (ftrace_trace_function != ftrace_stub) {

		/* struct ftrace_ops *op, struct pt_regs *regs); */

include/linux/ftrace.h

+2 −0
Original line number Diff line number Diff line
@@ -751,6 +751,8 @@ struct ftrace_graph_ret { 
typedef void (*trace_func_graph_ret_t)(struct ftrace_graph_ret *); /* return */

typedef int (*trace_func_graph_ent_t)(struct ftrace_graph_ent *); /* entry */



extern int ftrace_graph_entry_stub(struct ftrace_graph_ent *trace);



#ifdef CONFIG_FUNCTION_GRAPH_TRACER



struct fgraph_ops {