linux-kernel - Re: [RESEND PATCH] perf: ftrace: Add filter support for option -F/--funcs

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Date:   Sun, 6 Sep 2020 06:49:52 +0800
From:   Changbin Du <changbin.du@...il.com>
To:     Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>
Cc:     Changbin Du <changbin.du@...il.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>, Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        linux-kernel@...r.kernel.org,
        Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: Re: [RESEND PATCH] perf: ftrace: Add filter support for option
 -F/--funcs

On Fri, Sep 04, 2020 at 03:59:59PM -0300, Arnaldo Carvalho de Melo wrote:
> Em Fri, Sep 04, 2020 at 01:27:16PM -0300, Arnaldo Carvalho de Melo escreveu:
> > Em Fri, Sep 04, 2020 at 11:23:57PM +0800, Changbin Du escreveu:
> > > Same as 'perf probe -F', this patch adds filter support for the ftrace
> > > subcommand option '-F, --funcs <[FILTER]>'.
> > > 
> > > Here is an example that only lists functions which start with 'vfs_':
> > > $ sudo perf ftrace -F vfs_*
> > > vfs_fadvise
> > > vfs_fallocate
> > > vfs_truncate
> > > vfs_open
> > > vfs_setpos
> > > vfs_llseek
> > > vfs_readf
> > > vfs_writef
> > > ...
> > 
> > I'll process these now, the urgent ones were already sent to Linus, so I
> > will now concentrate on the new stuff for v5.10,
> > 
> > Thanks for working on this!
> 
> Thanks, applied, will go to v5.10, i.e. to my perf/core branch as soon
> as the usual set of tests pass,
> 
> - Arnaldo
Got it. Thank you!

-- 
Cheers,
Changbin Du