From patchwork Thu Aug 19 12:04:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin King X-Patchwork-Id: 12446955 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 CEC8FC4338F for ; Thu, 19 Aug 2021 12:04:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A60E461155 for ; Thu, 19 Aug 2021 12:04:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238357AbhHSMFV (ORCPT ); Thu, 19 Aug 2021 08:05:21 -0400 Received: from smtp-relay-canonical-1.canonical.com ([185.125.188.121]:51948 "EHLO smtp-relay-canonical-1.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238105AbhHSMFV (ORCPT ); Thu, 19 Aug 2021 08:05:21 -0400 Received: from localhost (1.general.cking.uk.vpn [10.172.193.212]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by smtp-relay-canonical-1.canonical.com (Postfix) with ESMTPSA id 977413F328; Thu, 19 Aug 2021 12:04:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical.com; s=20210705; t=1629374683; bh=QUE+Hz7hicyzL2G0Uw8v/suyW1F/+qww9QoZPWvoHqY=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version:Content-Type; b=Zxfo5gIWEgwYXJKX9Yv8VfkD9cB+DuhbtRR14+jv/2PoUDagdODjcAAfgvk/BRqWM eHdOLeju7mDV/m3L9ErakhO/+JLbyb/fdttrBERrbItm+K6snYHpoOSffnhSf0KquA duQyJsTyMNzvkB6/LEzmXuNFlb9vfLjddQaSuvzJWMfS/lCUH1UjLLCb4ygfsefzxb X+4qle46s1bqTO78peg7Zkd/Hiu4y8cQW/8NaG9VfbuyTj5OBx7iC3q+AfWroRyII+ fnmPPQrtyMPgTM6dHQLJ1petxBw1USD9LaHXew1Ah4zn/JugC8+Yl+WGKIjXgkn1WT vAVoH42/K+frw== From: Colin King To: Grygorii Strashko , "David S . Miller" , Jakub Kicinski , linux-omap@vger.kernel.org, netdev@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] net: ethernet: ti: cpsw: make array stpa static const, makes object smaller Date: Thu, 19 Aug 2021 13:04:43 +0100 Message-Id: <20210819120443.7083-1-colin.king@canonical.com> X-Mailer: git-send-email 2.32.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org From: Colin Ian King Don't populate the array stpa on the stack but instead it static const. Makes the object code smaller by 81 bytes: Before: text data bss dec hex filename 54993 17248 0 72241 11a31 ./drivers/net/ethernet/ti/cpsw_new.o After: text data bss dec hex filename 54784 17376 0 72160 119e0 ./drivers/net/ethernet/ti/cpsw_new.o (gcc version 10.3.0) Signed-off-by: Colin Ian King --- drivers/net/ethernet/ti/cpsw_new.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/ti/cpsw_new.c b/drivers/net/ethernet/ti/cpsw_new.c index 85d05b9be2b8..534d39f729e2 100644 --- a/drivers/net/ethernet/ti/cpsw_new.c +++ b/drivers/net/ethernet/ti/cpsw_new.c @@ -502,7 +502,7 @@ static void cpsw_restore(struct cpsw_priv *priv) static void cpsw_init_stp_ale_entry(struct cpsw_common *cpsw) { - char stpa[] = {0x01, 0x80, 0xc2, 0x0, 0x0, 0x0}; + static const char stpa[] = {0x01, 0x80, 0xc2, 0x0, 0x0, 0x0}; cpsw_ale_add_mcast(cpsw->ale, stpa, ALE_PORT_HOST, ALE_SUPER, 0,