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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 39B10C43331 for ; Sat, 7 Sep 2019 16:03:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1D5D8218AE for ; Sat, 7 Sep 2019 16:03:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2394828AbfIGQD2 (ORCPT ); Sat, 7 Sep 2019 12:03:28 -0400 Received: from shards.monkeyblade.net ([23.128.96.9]:46546 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2394779AbfIGQD1 (ORCPT ); Sat, 7 Sep 2019 12:03:27 -0400 Received: from localhost (unknown [88.214.184.0]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 51E5213EB2C91; Sat, 7 Sep 2019 09:03:26 -0700 (PDT) Date: Sat, 07 Sep 2019 18:03:24 +0200 (CEST) Message-Id: <20190907.180324.2086722384944546511.davem@davemloft.net> To: colin.king@canonical.com Cc: yisen.zhuang@huawei.com, salil.mehta@huawei.com, lipeng321@huawei.com, netdev@vger.kernel.org, kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] net: hns3: make array spec_opcode static const, makes object smaller From: David Miller In-Reply-To: <20190906112804.7812-1-colin.king@canonical.com> References: <20190906112804.7812-1-colin.king@canonical.com> X-Mailer: Mew version 6.8 on Emacs 26.2 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Sat, 07 Sep 2019 09:03:27 -0700 (PDT) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Colin King Date: Fri, 6 Sep 2019 12:28:04 +0100 > From: Colin Ian King > > Don't populate the array spec_opcode on the stack but instead make it > static const. Makes the object code smaller by 48 bytes. > > Before: > text data bss dec hex filename > 6914 1040 128 8082 1f92 hns3/hns3vf/hclgevf_cmd.o > > After: > text data bss dec hex filename > 6866 1040 128 8034 1f62 hns3/hns3vf/hclgevf_cmd.o > > (gcc version 9.2.1, amd64) > > Signed-off-by: Colin Ian King Applied.