From mboxrd@z Thu Jan 1 00:00:00 1970 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751802AbeAFR2N (ORCPT + 1 other); Sat, 6 Jan 2018 12:28:13 -0500 Received: from youngberry.canonical.com ([91.189.89.112]:60532 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750902AbeAFR2M (ORCPT ); Sat, 6 Jan 2018 12:28:12 -0500 From: Colin King To: Philipp Zabel , dri-devel@lists.freedesktop.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] gpu: ipu-v3: make array 'int_reg' static, shrinks object size Date: Sat, 6 Jan 2018 17:28:09 +0000 Message-Id: <20180106172809.19913-1-colin.king@canonical.com> X-Mailer: git-send-email 2.15.1 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: From: Colin Ian King Don't populate the const read-only array 'int_reg' on the stack but instead make it static. Makes the object code smaller by over 80 bytes: Before: text data bss dec hex filename 28024 8936 192 37152 9120 drivers/gpu/ipu-v3/ipu-common.o After: text data bss dec hex filename 27794 9080 192 37066 90ca drivers/gpu/ipu-v3/ipu-common.o (gcc version 7.2.0 x86_64) Signed-off-by: Colin Ian King --- drivers/gpu/ipu-v3/ipu-common.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c index 658fa2d3e40c..babf1aee7ca5 100644 --- a/drivers/gpu/ipu-v3/ipu-common.c +++ b/drivers/gpu/ipu-v3/ipu-common.c @@ -1089,7 +1089,7 @@ static void ipu_irq_handler(struct irq_desc *desc) { struct ipu_soc *ipu = irq_desc_get_handler_data(desc); struct irq_chip *chip = irq_desc_get_chip(desc); - const int int_reg[] = { 0, 1, 2, 3, 10, 11, 12, 13, 14}; + static const int int_reg[] = { 0, 1, 2, 3, 10, 11, 12, 13, 14}; chained_irq_enter(chip, desc); -- 2.15.1