linux-kernel - Re: [PATCH -next] x86/ftrace: Remove unsued extern declaration ftrace_regs_caller

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Message-Id: <20230625150145.8681fc80d19c3d7bc34f7abe@kernel.org>
Date:   Sun, 25 Jun 2023 15:01:45 +0900
From:   Masami Hiramatsu (Google) <mhiramat@...nel.org>
To:     YueHaibing <yuehaibing@...wei.com>
Cc:     <rostedt@...dmis.org>, <mark.rutland@....com>,
        <tglx@...utronix.de>, <mingo@...hat.com>, <bp@...en8.de>,
        <dave.hansen@...ux.intel.com>, <x86@...nel.org>, <hpa@...or.com>,
        <peterz@...radead.org>, <linux-kernel@...r.kernel.org>,
        <linux-trace-kernel@...r.kernel.org>
Subject: Re: [PATCH -next] x86/ftrace: Remove unsued extern declaration
 ftrace_regs_caller_ret()

On Fri, 23 Jun 2023 17:16:40 +0800
YueHaibing <yuehaibing@...wei.com> wrote:

> This is now unused, so can remove it.
> 

Looks good to me.

Acked-by: Masami Hiramatsu (Google) <mhiramat@...nel.org>

Thanks!

> Signed-off-by: YueHaibing <yuehaibing@...wei.com>
> ---
>  arch/x86/kernel/ftrace.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c
> index 01e8f34daf22..12df54ff0e81 100644
> --- a/arch/x86/kernel/ftrace.c
> +++ b/arch/x86/kernel/ftrace.c
> @@ -282,7 +282,6 @@ static inline void tramp_free(void *tramp) { }
>  
>  /* Defined as markers to the end of the ftrace default trampolines */
>  extern void ftrace_regs_caller_end(void);
> -extern void ftrace_regs_caller_ret(void);
>  extern void ftrace_caller_end(void);
>  extern void ftrace_caller_op_ptr(void);
>  extern void ftrace_regs_caller_op_ptr(void);
> -- 
> 2.34.1
> 


-- 
Masami Hiramatsu (Google) <mhiramat@...nel.org>