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=-8.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_2 autolearn=ham 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 A97D3C2D0C0 for ; Mon, 23 Dec 2019 16:20:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 72B8020715 for ; Mon, 23 Dec 2019 16:20:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1577118045; bh=o05589tfKIFhFEMvzgvzVMCDYH1FEEtkXwZipCBsW40=; h=Date:From:To:Cc:Subject:In-Reply-To:References:List-ID:From; b=HBLhLUEZp2V+FrUMrEc5OCJrsihX7o5oK2wTUe5TOl9yWEk5uQViLTYMNjwlL1Tno csnsDP4Ccfnq20ruMEOz6PAcD4swrRCrUFCN60+ziFUPmrs4Ws8K6kF29KKcQhO5Uk esZO45ErRZU1rUjmRPFZMGHOiISZXIF4IhUrKQ6U= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726787AbfLWQUp (ORCPT ); Mon, 23 Dec 2019 11:20:45 -0500 Received: from mail.kernel.org ([198.145.29.99]:57126 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726744AbfLWQUo (ORCPT ); Mon, 23 Dec 2019 11:20:44 -0500 Received: from archlinux (cpc149474-cmbg20-2-0-cust94.5-4.cable.virginm.net [82.4.196.95]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1FDCD20709; Mon, 23 Dec 2019 16:20:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1577118044; bh=o05589tfKIFhFEMvzgvzVMCDYH1FEEtkXwZipCBsW40=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=WR+8kulu5ou023bHkQ5ztYHmNRu8b8INDWo/cxspeZKL4PX9eU7u+UdztGIsZkXl2 dmDfC0zeSzW9PzTWtxsteDjm3Xe8RaRSkGjTWiCVasD60JQSupAvZbX5eVg/k43zj0 vRGFMu4AI8Qan6eaSmS3R3wd06F/tb2q6wO8aBtM= Date: Mon, 23 Dec 2019 16:20:39 +0000 From: Jonathan Cameron To: Andy Shevchenko Cc: linux-iio@vger.kernel.org, Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler Subject: Re: [PATCH v1 4/9] iio: gyro: st_gyro: Mark gyro_pdata with __maybe_unused Message-ID: <20191223162039.6282ac62@archlinux> In-Reply-To: <20191216173853.75797-4-andriy.shevchenko@linux.intel.com> References: <20191216173853.75797-1-andriy.shevchenko@linux.intel.com> <20191216173853.75797-4-andriy.shevchenko@linux.intel.com> X-Mailer: Claws Mail 3.17.4 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org On Mon, 16 Dec 2019 19:38:48 +0200 Andy Shevchenko wrote: > Since we put static variable to a header file it's copied to each module > that includes the header. But not all of them are actually used it. >=20 > Mark gyro_pdata with __maybe_unused to calm a compiler down: >=20 > In file included from drivers/iio/gyro/st_gyro_i2c.c:18: > drivers/iio/gyro/st_gyro.h:31:46: warning: =E2=80=98gyro_pdata=E2=80=99 d= efined but not used [-Wunused-const-variable=3D] > 31 | static const struct st_sensors_platform_data gyro_pdata =3D { > | ^~~~~~~~~~ > ... Applied >=20 > Signed-off-by: Andy Shevchenko > --- > drivers/iio/gyro/st_gyro.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) >=20 > diff --git a/drivers/iio/gyro/st_gyro.h b/drivers/iio/gyro/st_gyro.h > index 592f6b34e987..fd9171cc3aba 100644 > --- a/drivers/iio/gyro/st_gyro.h > +++ b/drivers/iio/gyro/st_gyro.h > @@ -28,7 +28,7 @@ > * struct st_sensors_platform_data - gyro platform data > * @drdy_int_pin: DRDY on gyros is available only on INT2 pin. > */ > -static const struct st_sensors_platform_data gyro_pdata =3D { > +static __maybe_unused const struct st_sensors_platform_data gyro_pdata = =3D { > .drdy_int_pin =3D 2, > }; > =20