From nobody Wed Sep 10 01:59:47 2025 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 56B1B25949A; Fri, 5 Sep 2025 08:19:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.188 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757060353; cv=none; b=Qad1EkV9jFrIU7tq1hZlOoXfovLhsS3a8JbinHEi5fhVCdQG4a5mp/085iJOflH3t2aYLpVpW2UNfoF/wN8AePgN5uTf1PEhpV640yJJrB6ILwirerxf7ssNfXBzaPBsNw4a/Nh2z0K5CCXIRx3iIgdCZyYGvbpzMuj/gkMqM8A= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757060353; c=relaxed/simple; bh=o7B+YiWTDXLS32+gY7wd13a9QP45qCc3OGT8R0QrfYs=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=kiM3LJ6nW20+5UgfDf0U3mhx4azsN2a4TokChEJDkFGw1GAaOOfvJNyXclyofjU3xv41EXrdmqNi807E9JLk2Xy+H839CjrISQWqrOkcinyLpERXN+hJFa4oLiWOIlrjmdFfcY7Z0oxTUT9/mLYTA3PNj/7Sh8F1nU0jurhTX7E= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=h-partners.com; arc=none smtp.client-ip=45.249.212.188 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=h-partners.com Received: from mail.maildlp.com (unknown [172.19.88.105]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4cJ8Jf0vwtzQlLB; Fri, 5 Sep 2025 16:14:26 +0800 (CST) Received: from dggemv706-chm.china.huawei.com (unknown [10.3.19.33]) by mail.maildlp.com (Postfix) with ESMTPS id CE230140147; Fri, 5 Sep 2025 16:19:02 +0800 (CST) Received: from kwepemn100009.china.huawei.com (7.202.194.112) by dggemv706-chm.china.huawei.com (10.3.19.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Fri, 5 Sep 2025 16:19:02 +0800 Received: from localhost.localdomain (10.50.165.33) by kwepemn100009.china.huawei.com (7.202.194.112) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Fri, 5 Sep 2025 16:19:01 +0800 From: Huisong Li To: , CC: , , , , , , , Subject: [PATCH v2 2/3] ACPI: processor: Remove unused empty function definition for processor_idle.c Date: Fri, 5 Sep 2025 16:18:59 +0800 Message-ID: <20250905081900.663869-3-lihuisong@huawei.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20250905081900.663869-1-lihuisong@huawei.com> References: <20250905081900.663869-1-lihuisong@huawei.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: kwepems500002.china.huawei.com (7.221.188.17) To kwepemn100009.china.huawei.com (7.202.194.112) Content-Type: text/plain; charset="utf-8" If CONFIG_ACPI_PROCESSOR=3Dn and CONFIG_ACPI_PROCESSOR_IDLE=3Dn, we may enc= ounter some warnings about function defined but not used. All external functions of processor_idle.c are just used in processor_drive= r.c. And if CONFIG_ACPI_PROCESSOR is selected and CONFIG_ACPI_PROCESSOR_IDLE also be selected automatically. So remove these empty function definitions. Signed-off-by: Huisong Li --- include/acpi/processor.h | 22 +--------------------- 1 file changed, 1 insertion(+), 21 deletions(-) diff --git a/include/acpi/processor.h b/include/acpi/processor.h index ff864c1cee3a..d6a87dc42a9a 100644 --- a/include/acpi/processor.h +++ b/include/acpi/processor.h @@ -417,34 +417,14 @@ static inline void acpi_processor_throttling_init(voi= d) {} #endif /* CONFIG_ACPI_CPU_FREQ_PSS */ =20 /* in processor_idle.c */ -extern struct cpuidle_driver acpi_idle_driver; #ifdef CONFIG_ACPI_PROCESSOR_IDLE +extern struct cpuidle_driver acpi_idle_driver; int acpi_processor_power_init(struct acpi_processor *pr); int acpi_processor_power_exit(struct acpi_processor *pr); int acpi_processor_power_state_has_changed(struct acpi_processor *pr); int acpi_processor_hotplug(struct acpi_processor *pr); void acpi_processor_register_idle_driver(void); void acpi_processor_unregister_idle_driver(void); -#else -static inline int acpi_processor_power_init(struct acpi_processor *pr) -{ - return -ENODEV; -} - -static inline int acpi_processor_power_exit(struct acpi_processor *pr) -{ - return -ENODEV; -} - -static inline int acpi_processor_power_state_has_changed(struct acpi_proce= ssor *pr) -{ - return -ENODEV; -} - -static inline int acpi_processor_hotplug(struct acpi_processor *pr) -{ - return -ENODEV; -} #endif /* CONFIG_ACPI_PROCESSOR_IDLE */ =20 /* in processor_thermal.c */ --=20 2.33.0