From patchwork Thu Sep 5 16:20:49 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin King X-Patchwork-Id: 11133647 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4004514B4 for ; Thu, 5 Sep 2019 16:20:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A85092070C for ; Thu, 5 Sep 2019 16:20:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731737AbfIEQUv (ORCPT ); Thu, 5 Sep 2019 12:20:51 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:40276 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726263AbfIEQUv (ORCPT ); Thu, 5 Sep 2019 12:20:51 -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 1i5uV7-0004Fz-BA; Thu, 05 Sep 2019 16:20:49 +0000 From: Colin King To: =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= , linux-wireless@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] bcma: make arrays pwr_info_offset and sprom_sizes static const, shrinks object size Date: Thu, 5 Sep 2019 17:20:49 +0100 Message-Id: <20190905162049.14333-1-colin.king@canonical.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Colin Ian King Arrays pwr_info_offset and sprom_sizes can be make static const rather than populating them on the stack. Shrinks object size by 236 bytes. Before: text data bss dec hex filename 11300 1320 64 12684 318c drivers/bcma/sprom.o After: text data bss dec hex filename 10904 1480 64 12448 30a0 drivers/bcma/sprom.o (gcc version 9.2.1, amd64) Signed-off-by: Colin Ian King --- drivers/bcma/sprom.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/bcma/sprom.c b/drivers/bcma/sprom.c index 206edd3ba668..bd2c923a6586 100644 --- a/drivers/bcma/sprom.c +++ b/drivers/bcma/sprom.c @@ -222,7 +222,7 @@ static void bcma_sprom_extract_r8(struct bcma_bus *bus, const u16 *sprom) { u16 v, o; int i; - u16 pwr_info_offset[] = { + static const u16 pwr_info_offset[] = { SSB_SROM8_PWR_INFO_CORE0, SSB_SROM8_PWR_INFO_CORE1, SSB_SROM8_PWR_INFO_CORE2, SSB_SROM8_PWR_INFO_CORE3 }; @@ -578,9 +578,11 @@ int bcma_sprom_get(struct bcma_bus *bus) { u16 offset = BCMA_CC_SPROM; u16 *sprom; - size_t sprom_sizes[] = { SSB_SPROMSIZE_WORDS_R4, - SSB_SPROMSIZE_WORDS_R10, - SSB_SPROMSIZE_WORDS_R11, }; + static const size_t sprom_sizes[] = { + SSB_SPROMSIZE_WORDS_R4, + SSB_SPROMSIZE_WORDS_R10, + SSB_SPROMSIZE_WORDS_R11, + }; int i, err = 0; if (!bus->drv_cc.core)