From patchwork Thu Jul 16 12:42:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Cercueil X-Patchwork-Id: 11667355 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6EBD51392 for ; Thu, 16 Jul 2020 12:43:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 560352076D for ; Thu, 16 Jul 2020 12:43:11 +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="DUq7Xnb6" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728096AbgGPMnH (ORCPT ); Thu, 16 Jul 2020 08:43:07 -0400 Received: from crapouillou.net ([89.234.176.41]:48696 "EHLO crapouillou.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726537AbgGPMnH (ORCPT ); Thu, 16 Jul 2020 08:43:07 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=crapouillou.net; s=mail; t=1594903378; 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=LjKImepJE6g0k1UCqOuIM6bQ4GRf7cW6YruWjxoUqzY=; b=DUq7Xnb6cPjBcbFvsJ6QiOEIQGVKvUzXx+dTtuR66Ib9CIkLjSAbDN18PUDrMABQIhG8el 9VzI1Ac6IiI7DiAfZptUXbFZmHTmzSTC7AjCdusY9NAR+hakkh82uv5dWI2SaXHu+xSmAv K0+EgXcaUyQAyrq8EG5xfB75TKRJakg= From: Paul Cercueil To: "Rafael J . Wysocki" , Len Brown , Pavel Machek Cc: Ulf Hansson , od@zcrc.me, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Paul Cercueil Subject: [PATCH v3 2/3] PM: Make *_DEV_PM_OPS macros use __maybe_unused Date: Thu, 16 Jul 2020 14:42:49 +0200 Message-Id: <20200716124250.9829-2-paul@crapouillou.net> In-Reply-To: <20200716124250.9829-1-paul@crapouillou.net> References: <20200716124250.9829-1-paul@crapouillou.net> MIME-Version: 1.0 Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@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 Reviewed-by: Ulf Hansson --- Notes: v2: No change v3: Rebase on 5.8-rc5 and add Ulf's Reviewed-by 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 1f227c518db3..a30a4b54df52 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) \ }