From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 490FEC54E8D for ; Mon, 11 May 2020 17:21:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 20C7020757 for ; Mon, 11 May 2020 17:21:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589217715; bh=tLxkrmhQXyX7b1bTcRDkdDpgPTyxNen6bs9bJnit8HQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=l71iByLkuGlZEovRoxcXUSTbu+GAAiVdQHdMjpZMv8SSqgvw+g9be8pWx3WyxfF/g woTnJHvQHNQrkF9ZV/5cN5/292C3JC3s8JOsshXLytFx27gRvHPC5U6p+Px/Wseiv/ vULx/vNStHroLMLo16i3PAmjJMDz6ysDl45+3gZw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730958AbgEKRVt (ORCPT ); Mon, 11 May 2020 13:21:49 -0400 Received: from mail.kernel.org ([198.145.29.99]:38796 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729143AbgEKRVt (ORCPT ); Mon, 11 May 2020 13:21:49 -0400 Received: from embeddedor (unknown [189.207.59.248]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3B4DE206D7; Mon, 11 May 2020 17:21:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589217708; bh=tLxkrmhQXyX7b1bTcRDkdDpgPTyxNen6bs9bJnit8HQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=0aOsDPuEgkaqp+CwaPIoKUpAQ1Yhgy/YPVryPk98JvkcESzcmL+qtHj2rH9aBLfSd 7k4UNacnQ3F+z4Fv9cotIr3i/rQhNYIDOWoow0Eqdo18nH6oGa2OmrH6zJjjqjnnf5 pMvp722fZ/aQqdCtti5Y2anKKSYsBHnDBV+eQSyI= Date: Mon, 11 May 2020 12:26:20 -0500 From: "Gustavo A. R. Silva" To: Arnaldo Carvalho de Melo Cc: Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , linux-kernel@vger.kernel.org Subject: Re: [PATCH] perf script: Replace zero-length array with flexible-array Message-ID: <20200511172620.GA14618@embeddedor> References: <20200507190615.GA15677@embeddedor> <20200511154812.GD5377@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200511154812.GD5377@kernel.org> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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