From patchwork Mon Apr 13 12:32:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Cercueil X-Patchwork-Id: 212329 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=-6.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=unavailable 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 B4627C2BA19 for ; Mon, 13 Apr 2020 12:32:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 90B3C2063A for ; Mon, 13 Apr 2020 12:32:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=crapouillou.net header.i=@crapouillou.net header.b="MF7/qoYv" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728462AbgDMMcY (ORCPT ); Mon, 13 Apr 2020 08:32:24 -0400 Received: from outils.crapouillou.net ([89.234.176.41]:38288 "EHLO crapouillou.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728392AbgDMMcX (ORCPT ); Mon, 13 Apr 2020 08:32:23 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=crapouillou.net; s=mail; t=1586781133; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/VVfu6H9KODoFY0A3raww+c9Oss15tNQdxGds+ellWQ=; b=MF7/qoYvm7gxXkQzfeAA4I2UB7fq+Qkr+r1xUogxTqJYRNFRFQJ6+LZOeVCj5CWpQ9/lm6 nIhvPDd0XX6ZT7cCH7pNX2Ngjq9etWEiu9vBm54059CwB2qvwfLOew6G/eALqWX6xRPo1Q QCMJ5UHSfIJDlgCH43OkG+s9yV0f+G0= From: Paul Cercueil To: Ulf Hansson , "Rafael J . Wysocki" , Pavel Machek , Len Brown Cc: od@zcrc.me, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Paul Cercueil Subject: [PATCH v2 2/3] PM: Make *_DEV_PM_OPS macros use __maybe_unused Date: Mon, 13 Apr 2020 14:32:06 +0200 Message-Id: <20200413123207.74552-2-paul@crapouillou.net> In-Reply-To: <20200413123207.74552-1-paul@crapouillou.net> References: <20200413123207.74552-1-paul@crapouillou.net> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org This way, when the dev_pm_ops instance is not referenced anywhere, it will simply be dropped by the compiler without a warning. Signed-off-by: Paul Cercueil --- Notes: v2: No change include/linux/pm.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/include/linux/pm.h b/include/linux/pm.h index 1c0eec06905d..5c9760f32d4f 100644 --- a/include/linux/pm.h +++ b/include/linux/pm.h @@ -351,7 +351,7 @@ struct dev_pm_ops { * to RAM and hibernation. */ #define SIMPLE_DEV_PM_OPS(name, suspend_fn, resume_fn) \ -const struct dev_pm_ops name = { \ +const struct dev_pm_ops __maybe_unused name = { \ SET_SYSTEM_SLEEP_PM_OPS(suspend_fn, resume_fn) \ } @@ -369,7 +369,7 @@ const struct dev_pm_ops name = { \ * .runtime_resume(), respectively (and analogously for hibernation). */ #define UNIVERSAL_DEV_PM_OPS(name, suspend_fn, resume_fn, idle_fn) \ -const struct dev_pm_ops name = { \ +const struct dev_pm_ops __maybe_unused name = { \ SET_SYSTEM_SLEEP_PM_OPS(suspend_fn, resume_fn) \ SET_RUNTIME_PM_OPS(suspend_fn, resume_fn, idle_fn) \ }