linux-kernel - Re: [PATCH 01/19] perf ftrace: trace system wide if no target is given

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Message-ID: <20200520204704.GO32678@kernel.org>
Date:   Wed, 20 May 2020 17:47:04 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Changbin Du <changbin.du@...il.com>
Cc:     Jiri Olsa <jolsa@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 01/19] perf ftrace: trace system wide if no target is
 given

Em Sun, May 10, 2020 at 11:06:10PM +0800, Changbin Du escreveu:
> This align ftrace to other perf sub-commands that if no target specified
> then we trace all functions.


Thanks, applied,

- Arnaldo
 
> Signed-off-by: Changbin Du <changbin.du@...il.com>
> ---
>  tools/perf/builtin-ftrace.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/perf/builtin-ftrace.c b/tools/perf/builtin-ftrace.c
> index d5adc417a4ca..11fc02037899 100644
> --- a/tools/perf/builtin-ftrace.c
> +++ b/tools/perf/builtin-ftrace.c
> @@ -493,7 +493,7 @@ int cmd_ftrace(int argc, const char **argv)
>  	argc = parse_options(argc, argv, ftrace_options, ftrace_usage,
>  			    PARSE_OPT_STOP_AT_NON_OPTION);
>  	if (!argc && target__none(&ftrace.target))
> -		usage_with_options(ftrace_usage, ftrace_options);
> +		ftrace.target.system_wide = true;
>  
>  	ret = target__validate(&ftrace.target);
>  	if (ret) {
> -- 
> 2.25.1
> 

-- 

- Arnaldo