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=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 70D06C47255 for ; Fri, 8 May 2020 23:36:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4E5E524958 for ; Fri, 8 May 2020 23:36:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588981005; bh=y2uMkUrjYNx1AQkK9Ti095ohWKHAeRgfxh0qp2vEiGw=; h=Date:From:To:Cc:Subject:In-Reply-To:References:List-ID:From; b=oEVth2q0s6Zvfjkq3+0sxZ3iEBIOed9x0JlfOOtj8F8rl222C17g74XXRsRFjifTO mB2aBIWkdIZFSSuZuxAlaeg1W/QTOXhFkvZJWxJ6IXCdgeU4LEpx8OkaQ/t0olc4kF b32poeMI0UyAdz8LhxbeW3QOB5DPOLh0dSf/kMLM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728288AbgEHXgo (ORCPT ); Fri, 8 May 2020 19:36:44 -0400 Received: from mail.kernel.org ([198.145.29.99]:58104 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727878AbgEHXgo (ORCPT ); Fri, 8 May 2020 19:36:44 -0400 Received: from kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com (unknown [163.114.132.4]) (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 A1E8021974; Fri, 8 May 2020 23:36:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588981003; bh=y2uMkUrjYNx1AQkK9Ti095ohWKHAeRgfxh0qp2vEiGw=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=MiP2WKM85nKozLbjRSfJLvBbuWTvCLBWnT26m9F+GqEK/NIJEjEae2EMdh25A08GO mLvEaSdPWAihl3rHKbPhybeRdJgScG/54kFyTg4xeNLGtsnuUKn8Swr4R3GO9rkqxi 2VWTWbhhrS1ipP+vX4gHDooW4fXY9yHjJmtkcnDU= Date: Fri, 8 May 2020 16:36:42 -0700 From: Jakub Kicinski To: Saeed Mahameed Cc: "Gustavo A. R. Silva" , Leon Romanovsky , netdev@vger.kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] net/mlx5: Replace zero-length array with flexible-array Message-ID: <20200508163642.273bda4f@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> In-Reply-To: <20200507185935.GA15169@embeddedor> References: <20200507185935.GA15169@embeddedor> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 7 May 2020 13:59:35 -0500 Gustavo A. R. Silva wrote: > 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[]; > }; Saeed, I'm expecting you to take this and the mlx4 patch via your trees.