linux-kernel - Re: [PATCH] perf script: Replace zero-length array with flexible-array

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Message-ID: <20200511172620.GA14618@embeddedor>
Date:   Mon, 11 May 2020 12:26:20 -0500
From:   "Gustavo A. R. Silva" <gustavoars@...nel.org>
To:     Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] perf script: Replace zero-length array with
 flexible-array

On Mon, May 11, 2020 at 12:48:12PM -0300, Arnaldo Carvalho de Melo wrote:
> Em Thu, May 07, 2020 at 02:06:15PM -0500, Gustavo A. R. Silva escreveu:
> > The current codebase makes use of the zero-length array language
> > extension to the C90 standard, but the preferred mechanism to declare
> > variable-length types such as these ones is a flexible array member[1][2],
> > introduced in C99:
> > 
> > struct foo {
> >         int stuff;
> >         struct boo array[];
> > };
> 
> Can you split this into a kernel part and tools/ one? Also this is not
> really just for "perf script", so please adjust the subject line too :-)
> 

Sure thing. :)

Is that OK if I use "perf: " for the tools part and "perf/x86: " for the
kernel part?

Thanks
--
Gustavo