linux-kernel - Re: [PATCH] Add input file_name support for perf sched {map|latency|replay|timehist}

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Date:   Mon, 9 Sep 2019 11:49:42 +0800
From:   禹舟键 <ufo19890607@...il.com>
To:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>, David Ahern <dsahern@...il.com>,
        Namhyung Kim <namhyung@...nel.org>,
        Milian Wolff <milian.wolff@...b.com>,
        Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>,
        windyu@...cent.com, Adrian Hunter <adrian.hunter@...el.com>,
        Wang Nan <wangnan0@...wei.com>
Cc:     linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        acme@...hat.com
Subject: Re: [PATCH] Add input file_name support for perf sched {map|latency|replay|timehist}

PING


yuzhoujian <ufo19890607@...il.com> 于2019年9月3日周二 下午4:56写道：
>
> From: YuZhoujian <windyu@...cent.com>
>
> Just add '-i' option for perf sched {map|latency|replay|timehist}
>
> Signed-off-by: YuZhoujian <windyu@...cent.com>
> ---
>  tools/perf/Documentation/perf-sched.txt | 7 +++++++
>  tools/perf/builtin-sched.c              | 4 ++++
>  2 files changed, 11 insertions(+)
>
> diff --git a/tools/perf/Documentation/perf-sched.txt b/tools/perf/Documentation/perf-sched.txt
> index 63f938b887dd..182c223d3d9b 100644
> --- a/tools/perf/Documentation/perf-sched.txt
> +++ b/tools/perf/Documentation/perf-sched.txt
> @@ -80,6 +80,9 @@ OPTIONS
>
>  OPTIONS for 'perf sched map'
>  ----------------------------
> +-i::
> +--input=<file>::
> +        Input file name. (default: perf.data unless stdin is a fifo)
>
>  --compact::
>         Show only CPUs with activity. Helps visualizing on high core
> @@ -96,6 +99,10 @@ OPTIONS for 'perf sched map'
>
>  OPTIONS for 'perf sched timehist'
>  ---------------------------------
> +-i::
> +--input=<file>::
> +        Input file name. (default: perf.data unless stdin is a fifo)
> +
>  -k::
>  --vmlinux=<file>::
>      vmlinux pathname
> diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
> index 025151dcb651..8e51fbb88549 100644
> --- a/tools/perf/builtin-sched.c
> +++ b/tools/perf/builtin-sched.c
> @@ -3374,6 +3374,7 @@ int cmd_sched(int argc, const char **argv)
>         const struct option latency_options[] = {
>         OPT_STRING('s', "sort", &sched.sort_order, "key[,key2...]",
>                    "sort by key(s): runtime, switch, avg, max"),
> +       OPT_STRING('i', "input", &input_name, "file", "input file name"),
>         OPT_INTEGER('C', "CPU", &sched.profile_cpu,
>                     "CPU to profile on"),
>         OPT_BOOLEAN('p', "pids", &sched.skip_merge,
> @@ -3381,11 +3382,13 @@ int cmd_sched(int argc, const char **argv)
>         OPT_PARENT(sched_options)
>         };
>         const struct option replay_options[] = {
> +       OPT_STRING('i', "input", &input_name, "file", "input file name"),
>         OPT_UINTEGER('r', "repeat", &sched.replay_repeat,
>                      "repeat the workload replay N times (-1: infinite)"),
>         OPT_PARENT(sched_options)
>         };
>         const struct option map_options[] = {
> +       OPT_STRING('i', "input", &input_name, "file", "input file name"),
>         OPT_BOOLEAN(0, "compact", &sched.map.comp,
>                     "map output in compact mode"),
>         OPT_STRING(0, "color-pids", &sched.map.color_pids_str, "pids",
> @@ -3397,6 +3400,7 @@ int cmd_sched(int argc, const char **argv)
>         OPT_PARENT(sched_options)
>         };
>         const struct option timehist_options[] = {
> +       OPT_STRING('i', "input", &input_name, "file", "input file name"),
>         OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name,
>                    "file", "vmlinux pathname"),
>         OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
> --
> 2.23.0.37.g745f681
>