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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 DC11AC433ED for ; Wed, 28 Apr 2021 07:34:18 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5D5DA613F3 for ; Wed, 28 Apr 2021 07:34:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5D5DA613F3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 627216EAB0; 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d="scan'208";a="430170642" Received: from ajalsove-mobl2.ger.corp.intel.com (HELO localhost) ([10.252.39.247]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Apr 2021 00:27:10 -0700 From: Jani Nikula To: Linus Torvalds , Dave Airlie , Joonas Lahtinen , Ville =?utf-8?B?U3lyasOkbMOk?= , Rodrigo Vivi Cc: Daniel Vetter , LKML , dri-devel Subject: Re: New warnings with gcc-11 In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: Date: Wed, 28 Apr 2021 10:27:07 +0300 Message-ID: <87bl9y50ok.fsf@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 27 Apr 2021, Linus Torvalds wrote: > I've updated to Fedora 34 on one of my machines, and it causes a lot > of i915 warnings like > > drivers/gpu/drm/i915/intel_pm.c: In function ‘ilk_setup_wm_latency’: > drivers/gpu/drm/i915/intel_pm.c:3059:9: note: referencing argument 3 > of type ‘const u16 *’ {aka ‘const short unsigned int *’} > drivers/gpu/drm/i915/intel_pm.c:2994:13: note: in a call to function > ‘intel_print_wm_latency’ > > and the reason is that gcc now seems to look at the argument array > size more, and notices that Arnd Bergmann reported some of these a while back. I think we have some of them fixed in our -next already, but not all. Thanks for the reminder. BR, Jani. -- Jani Nikula, Intel Open Source Graphics Center