linux-kernel - Re: [PATCH 1/5] perf beauty: Introduce scrape script for various fs syscalls 'flags' arguments

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Date: Thu, 21 Mar 2024 10:35:45 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ian Rogers <irogers@...gle.com>
Cc: Jiri Olsa <jolsa@...nel.org>, Namhyung Kim <namhyung@...nel.org>,
	Adrian Hunter <adrian.hunter@...el.com>,
	linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: Re: [PATCH 1/5] perf beauty: Introduce scrape script for various fs
 syscalls 'flags' arguments

On Wed, Mar 20, 2024 at 06:47:28PM -0700, Ian Rogers wrote:
> On Wed, Mar 20, 2024 at 12:31 PM Arnaldo Carvalho de Melo
> > +++ b/tools/perf/Makefile.perf
> > @@ -489,6 +489,12 @@ beauty_ioctl_outdir := $(beauty_outdir)/ioctl
> >  # Create output directory if not already present
> >  $(shell [ -d '$(beauty_ioctl_outdir)' ] || mkdir -p '$(beauty_ioctl_outdir)')
> >
> > +fs_at_flags_array := $(beauty_outdir)/fs_at_flags_array.c
> > +fs_at_flags_tbl := $(srctree)/tools/perf/trace/beauty/fs_at_flags.sh
> > +
> > +$(fs_at_flags_array): $(beauty_uapi_linux_dir)/fcntl.h $(fs_at_flags_tbl)
> > +       $(Q)$(SHELL) '$(fs_at_flags_tbl)' $(beauty_uapi_linux_dir) > $@
> > +
> 
> I wonder if rather than update Makefile.perf, we could push more of
> the logic into tools/perf/trace/beauty/Build. It would also be nice to
> add there the shellcheck logic:
> https://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools-next.git/tree/tools/perf/tests/Build?h=perf-tools-next#n81

Sure, I thought about consolidating lots of boilerplate there and also
to move it to tools/perf/trace/beauty/Build. Will see if I can do it in
this series at some point.

Thanks for reviewing the patches,

- Arnaldo