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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 BD5B6C43331 for ; Fri, 6 Sep 2019 11:34:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A2CE720842 for ; Fri, 6 Sep 2019 11:34:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389501AbfIFLeD (ORCPT ); Fri, 6 Sep 2019 07:34:03 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:38045 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388752AbfIFLeD (ORCPT ); Fri, 6 Sep 2019 07:34:03 -0400 Received: from 1.general.cking.uk.vpn ([10.172.193.212] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1i6CV2-0006NC-VZ; Fri, 06 Sep 2019 11:33:57 +0000 From: Colin King To: gJeff Kirsher , "David S . Miller" , intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] net/ixgbevf: make array api static const, makes object smaller Date: Fri, 6 Sep 2019 12:33:56 +0100 Message-Id: <20190906113356.9985-1-colin.king@canonical.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Colin Ian King Don't populate the array api on the stack but instead make it static const. Makes the object code smaller by 58 bytes. Before: text data bss dec hex filename 82969 9763 256 92988 16b3c ixgbevf/ixgbevf_main.o After: text data bss dec hex filename 82815 9859 256 92930 16b02 ixgbevf/ixgbevf_main.o (gcc version 9.2.1, amd64) Signed-off-by: Colin Ian King --- drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 8c011d4ce7a9..46c8e2501084 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -2261,12 +2261,14 @@ static void ixgbevf_init_last_counter_stats(struct ixgbevf_adapter *adapter) static void ixgbevf_negotiate_api(struct ixgbevf_adapter *adapter) { struct ixgbe_hw *hw = &adapter->hw; - int api[] = { ixgbe_mbox_api_14, - ixgbe_mbox_api_13, - ixgbe_mbox_api_12, - ixgbe_mbox_api_11, - ixgbe_mbox_api_10, - ixgbe_mbox_api_unknown }; + static const int api[] = { + ixgbe_mbox_api_14, + ixgbe_mbox_api_13, + ixgbe_mbox_api_12, + ixgbe_mbox_api_11, + ixgbe_mbox_api_10, + ixgbe_mbox_api_unknown + }; int err, idx = 0; spin_lock_bh(&adapter->mbx_lock); -- 2.20.1