Re: [PATCH 2/3] ftrace: use code patching for ftrace return tracer

[Steven Rostedt]

On Tue, 25 Nov 2008, Steven Rostedt wrote:

> From: Steven Rostedt <rostedt@xxxxxxxxxxx>
>  int __init ftrace_dyn_arch_init(void *data)
>  {
>  	extern const unsigned char ftrace_test_p6nop[];
> diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
> index 7854d87..73147eb 100644
> --- a/include/linux/ftrace.h
> +++ b/include/linux/ftrace.h
> @@ -117,6 +117,11 @@ extern void ftrace_call(void);
>  extern void mcount_call(void);
>  #ifdef CONFIG_FUNCTION_RET_TRACER
>  extern void ftrace_return_caller(void);
> +extern int ftrace_enable_ftrace_return_caller(void);
> +extern int ftrace_disable_ftrace_return_caller(void);
> +#else
> +static inline int ftrace_enable_ftrace_return_caller(void) { }
> +static inline int ftrace_disable_ftrace_return_caller(void) { }
>  #endif
>  

This is what I get for not testing the off case :-p

The above should be:

+static inline int ftrace_enable_ftrace_return_caller(void) { return 0; }
+static inline int ftrace_disable_ftrace_return_caller(void) { return 0; }

I'll fix and push again.

-- Steve

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