linux-kernel - Re: [PATCH 1/1] perf tests trace+probe_vfs_getname.sh: Accept quotes surrounding the filename

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Message-ID: <CAP-5=fWQ62VBhbNL96DdTEERU7fQy_sbx8xTBKXpdDNp15jAhg@mail.gmail.com>
Date:   Wed, 16 Aug 2023 11:36:39 -0700
From:   Ian Rogers <irogers@...gle.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     Adrian Hunter <adrian.hunter@...el.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/1] perf tests trace+probe_vfs_getname.sh: Accept quotes
 surrounding the filename

On Tue, Aug 15, 2023 at 12:40 PM Arnaldo Carvalho de Melo
<acme@...nel.org> wrote:
>
> With augmented_raw_syscalls transformed into a BPF skel made the output have a "
> around the filenames, which is not what the old perf probe vfs_getname
> method of obtaining filenames did, so accept the augmented way, with the
> quotes.
>
> At this point probably removing all the logic for the vfs_getname method
> is in order, will do it at some point.
>
> For now lets accept with/without quotes and make that test pass.
>
> Cc: Adrian Hunter <adrian.hunter@...el.com>
> Cc: Ian Rogers <irogers@...gle.com>
> Cc: Jiri Olsa <jolsa@...nel.org>
> Cc: Namhyung Kim <namhyung@...nel.org>
> Link: https://lore.kernel.org/lkml/
> Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>

Reviewed-by: Ian Rogers <irogers@...gle.com>

Thanks,
Ian

> ---
>  tools/perf/tests/shell/trace+probe_vfs_getname.sh | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/perf/tests/shell/trace+probe_vfs_getname.sh b/tools/perf/tests/shell/trace+probe_vfs_getname.sh
> index 3697f054ce1903ac..4014487cf4d933da 100755
> --- a/tools/perf/tests/shell/trace+probe_vfs_getname.sh
> +++ b/tools/perf/tests/shell/trace+probe_vfs_getname.sh
> @@ -20,7 +20,7 @@ skip_if_no_perf_trace || exit 2
>  trace_open_vfs_getname() {
>         evts="$(echo "$(perf list syscalls:sys_enter_open* 2>/dev/null | grep -E 'open(at)? ' | sed -r 's/.*sys_enter_([a-z]+) +\[.*$/\1/')" | sed ':a;N;s:\n:,:g')"
>         perf trace -e $evts touch $file 2>&1 | \
> -       grep -E " +[0-9]+\.[0-9]+ +\( +[0-9]+\.[0-9]+ ms\): +touch/[0-9]+ open(at)?\((dfd: +CWD, +)?filename: +${file}, +flags: CREAT\|NOCTTY\|NONBLOCK\|WRONLY, +mode: +IRUGO\|IWUGO\) += +[0-9]+$"
> +       grep -E " +[0-9]+\.[0-9]+ +\( +[0-9]+\.[0-9]+ ms\): +touch/[0-9]+ open(at)?\((dfd: +CWD, +)?filename: +\"?${file}\"?, +flags: CREAT\|NOCTTY\|NONBLOCK\|WRONLY, +mode: +IRUGO\|IWUGO\) += +[0-9]+$"
>  }
>
>
> --
> 2.41.0
>