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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 76095EB64D7 for ; Wed, 28 Jun 2023 08:38:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233744AbjF1Iif (ORCPT ); Wed, 28 Jun 2023 04:38:35 -0400 Received: from mga04.intel.com ([192.55.52.120]:39906 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234476AbjF1Idw (ORCPT ); Wed, 28 Jun 2023 04:33:52 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1687941232; x=1719477232; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version; bh=BXkseK/7Ha+I5qFw0bg5W7x6wKpug2h9qv3tmbroptE=; b=dY5fQYXUHKNGtQw6TWceHifBgT75dJByEOaXUlDkWKUmjgk0KIINYcBz N6sdV8ZzZxARUPiygb6IEe+4lpuTw5owiBBaRhiTBsBSsEW7APfPCE7il h6Kl5ff2tDq52bCcepW/u7QmoEOqCTQ19H8jRCrI0YJeFFSNRRDToUcaB pXit2FjkbGBrl637j6NZsyFOhxrkRLp01Bj566CkCJdqMzswzXL7osPqp ZffZG9hhJ7moGfSj1lseJPMpTFfWeaTVVszGwnm+L8XOmzC2NSw8S9jE8 y9jp9LR4wtRjpeLE2oB5JqDCzbsbCw7xVsaOQKPtNqnE/CJyQIVhfqwQJ w==; X-IronPort-AV: E=McAfee;i="6600,9927,10754"; a="360637123" X-IronPort-AV: E=Sophos;i="6.01,165,1684825200"; d="scan'208";a="360637123" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Jun 2023 01:25:47 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10754"; a="840980913" X-IronPort-AV: E=Sophos;i="6.01,165,1684825200"; d="scan'208";a="840980913" Received: from lzhiguno-mobl.ger.corp.intel.com (HELO localhost) ([10.252.63.165]) by orsmga004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Jun 2023 01:25:44 -0700 From: Jani Nikula To: Colin Ian King , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , dri-devel@lists.freedesktop.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH][next] drm/edid: make read-only const array static In-Reply-To: <20230627170109.751829-1-colin.i.king@gmail.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <20230627170109.751829-1-colin.i.king@gmail.com> Date: Wed, 28 Jun 2023 11:25:26 +0300 Message-ID: <87ttusro21.fsf@intel.com> MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: kernel-janitors@vger.kernel.org On Tue, 27 Jun 2023, Colin Ian King wrote: > Don't populate the const array on the stack, instead make it static. > > Signed-off-by: Colin Ian King Thanks, pushed to drm-misc-next. > --- > drivers/gpu/drm/drm_edid.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c > index e0dbd9140726..39b13417b749 100644 > --- a/drivers/gpu/drm/drm_edid.c > +++ b/drivers/gpu/drm/drm_edid.c > @@ -3962,7 +3962,7 @@ static int drm_cvt_modes(struct drm_connector *connector, > struct drm_display_mode *newmode; > struct drm_device *dev = connector->dev; > const struct cvt_timing *cvt; > - const int rates[] = { 60, 85, 75, 60, 50 }; > + static const int rates[] = { 60, 85, 75, 60, 50 }; > const u8 empty[3] = { 0, 0, 0 }; Side note, this could be removed by replacing if (!memcmp(cvt->code, empty, 3)) with if (!memchr_inv(cvt->code, 0, 3)) or even if (!cvt->code[0] && !cvt->code[1] && !cvt->code[2]) BR, Jani. > > for (i = 0; i < 4; i++) { -- Jani Nikula, Intel Open Source Graphics Center