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[2620:137:e000::1:20]) by mx.google.com with ESMTP id z8-20020a63b908000000b005533c53f3fbsi96629pge.800.2023.06.15.08.44.45; Thu, 15 Jun 2023 08:45:03 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=LV2rx4Ei; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344075AbjFOPQi (ORCPT + 99 others); Thu, 15 Jun 2023 11:16:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51066 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344959AbjFOPQd (ORCPT ); Thu, 15 Jun 2023 11:16:33 -0400 Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7F5822961; Thu, 15 Jun 2023 08:16:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1686842192; x=1718378192; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=WJFD1QugEMkXGpOfUddhdXOqZp7hFpJBK+3G1BIhDVM=; b=LV2rx4EiHYFCgj0OkMvCs8JQ1eMuGbSa00pGCo67moSzJRDe7Y7IkptQ UYCjTh9UTuIsB+wzOkDvysTn07rc+5Wve2eQa/aTne3GXjnHuFtayACel s/80ez/TRxo5rXwuu3Xu5OsYKpDg8xPN4v3kcmDdiO/h9gzoaAHj+MGok wCdApC2dTh19/Eu0IJHyqOMl/z3Ic8WrD0jK0YOjBYI0OoXH1DmiuBlwB CBoQeOw2LDCnAGmdI2EFJoImjrcbIQv3S2nOEjbdme4EzwOx3QAjgmsoJ sWY+nX+CrdE6eAhpuhjnmmIuXJRnj5lpIUDwzCBv9k2KNshRpf05jV2hw Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10742"; a="387449597" X-IronPort-AV: E=Sophos;i="6.00,245,1681196400"; d="scan'208";a="387449597" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jun 2023 08:16:32 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10742"; a="782541983" X-IronPort-AV: E=Sophos;i="6.00,245,1681196400"; d="scan'208";a="782541983" Received: from smile.fi.intel.com ([10.237.72.54]) by fmsmga004.fm.intel.com with ESMTP; 15 Jun 2023 08:16:30 -0700 Received: from andy by smile.fi.intel.com with local (Exim 4.96) (envelope-from ) id 1q9oi4-003yG3-34; Thu, 15 Jun 2023 18:16:28 +0300 Date: Thu, 15 Jun 2023 18:16:28 +0300 From: Andy Shevchenko To: "Jadav, Raag" Cc: "linus.walleij@linaro.org" , "mika.westerberg@linux.intel.com" , "linux-gpio@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "Sangannavar, Mallikarjunappa" , "N, Pandith" Subject: Re: [PATCH v4] pinctrl: intel: refine ->irq_set_type() hook Message-ID: References: <20230615125022.27421-1-raag.jadav@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo X-Spam-Status: No, score=-4.3 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 15, 2023 at 03:05:42PM +0000, Jadav, Raag wrote: > > On Thu, Jun 15, 2023 at 01:35:19PM +0000, Jadav, Raag wrote: ... > > > add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-9 (-9) > > > Function old new delta > > > intel_gpio_irq_type 317 308 -9 > > > Total: Before=10469, After=10460, chg -0.09% > > > > Do I understand correctly that this is your patch + suggested above? > > Yes, this is tested with gcc 7.5.0 with default -O2. > I see some reordering in disassembly even with this simple change, > and I'm not entirely sure what kind of weird tricks gcc is pulling here. For me gcc (Debian 12.2.0-14) 12.2.0 gives the same, +4 bytes. I am going to apply v4 with suggested tweaks. -- With Best Regards, Andy Shevchenko