Re: [PATCH 5/8] tracing: probe-events: Remove unused MAX_ARG_BUF_LEN macro

[Steven Rostedt]

On Wed, 26 Feb 2025 15:19:18 +0900
"Masami Hiramatsu (Google)" <mhiramat@xxxxxxxxxx> wrote:

> From: Masami Hiramatsu (Google) <mhiramat@xxxxxxxxxx>
> 
> Commit 18b1e870a496 ("tracing/probes: Add $arg* meta argument for all
> function args") introduced MAX_ARG_BUF_LEN but it is not used.
> Remove it.
> 
> Fixes: 18b1e870a496 ("tracing/probes: Add $arg* meta argument for all function args")
> Signed-off-by: Masami Hiramatsu (Google) <mhiramat@xxxxxxxxxx>
> ---

Reviewed-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>

-- Steve


>  kernel/trace/trace_probe.h |    1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/kernel/trace/trace_probe.h b/kernel/trace/trace_probe.h
> index 6075afc8ea67..854e5668f5ee 100644
> --- a/kernel/trace/trace_probe.h
> +++ b/kernel/trace/trace_probe.h
> @@ -36,7 +36,6 @@
>  #define MAX_BTF_ARGS_LEN	128
>  #define MAX_DENTRY_ARGS_LEN	256
>  #define MAX_STRING_SIZE		PATH_MAX
> -#define MAX_ARG_BUF_LEN		(MAX_TRACE_ARGS * MAX_ARG_NAME_LEN)
>  
>  /* Reserved field names */
>  #define FIELD_STRING_IP		"__probe_ip"