From patchwork Wed Sep 19 17:22:47 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Lezcano X-Patchwork-Id: 1478731 Return-Path: X-Original-To: patchwork-linux-acpi@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id 45E793FE79 for ; Wed, 19 Sep 2012 17:22:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932478Ab2ISRWy (ORCPT ); Wed, 19 Sep 2012 13:22:54 -0400 Received: from mail-wi0-f178.google.com ([209.85.212.178]:58631 "EHLO mail-wi0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932295Ab2ISRWx (ORCPT ); Wed, 19 Sep 2012 13:22:53 -0400 Received: by wibhr14 with SMTP id hr14so1415928wib.1 for ; Wed, 19 Sep 2012 10:22:52 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:x-gm-message-state; bh=2/2v0qV8sL5ErzsheHEao7Abmq7Jl1Tr0FMYNX3wNVQ=; b=g3C+yl/UMu+luIYUdRGQqHWItWogawrPqAu3fRIqsPU4nZe0W7gxhV+bGEgZKHNjUR unvvzScgJcigtO5z80TOFuVGTdk4uVN3mS4d0rL101t08e18sA7SuvjwsSjkXvTxAgoA eZOaOGOtR92OB8xs5xh+YyKHRcK+9d9w78FwxIZyk1czALWPZWuD6ofjgmDMMvb+2LZ1 WvGKNNsfQ574ItwBj36g8jMOxwXWoOetilqpWWqyoskAWKqJfC8fBv+kLPY31D61SHH2 Za9zw0WZIX1s6ti01JMOnTj3tUlCpFmQAzxdtpjkbhAD5OMUMjb9+agdE9KaxrPqdmF0 Ji8g== Received: by 10.216.134.40 with SMTP id r40mr2184093wei.88.1348075372671; Wed, 19 Sep 2012 10:22:52 -0700 (PDT) Received: from localhost.localdomain (AToulouse-651-1-259-252.w109-214.abo.wanadoo.fr. [109.214.174.252]) by mx.google.com with ESMTPS id r9sm5977769wia.2.2012.09.19.10.22.50 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 19 Sep 2012 10:22:51 -0700 (PDT) From: Daniel Lezcano To: rjw@sisk.pl, lenb@kernel.org Cc: linux-pm@vger.kernel.org, linux-acpi@vger.kernel.org, patches@linaro.org, linaro-dev@lists.linaro.org Subject: [PATCH 1/3] cpuidle : remove unused ref count function Date: Wed, 19 Sep 2012 19:22:47 +0200 Message-Id: <1348075369-16451-1-git-send-email-daniel.lezcano@linaro.org> X-Mailer: git-send-email 1.7.5.4 X-Gm-Message-State: ALoCoQlS1p0A+4jeYlYnaRAbA2N9GYBM64MqZU49lqnOyCqd4KkVXd/IIrUt1sOW6Nc4rG6dD+5Y Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org These two functions are never used. Signed-off-by: Daniel Lezcano --- drivers/cpuidle/driver.c | 29 +---------------------------- include/linux/cpuidle.h | 4 ---- 2 files changed, 1 insertions(+), 32 deletions(-) diff --git a/drivers/cpuidle/driver.c b/drivers/cpuidle/driver.c index 58bf3b1..40cd3f3 100644 --- a/drivers/cpuidle/driver.c +++ b/drivers/cpuidle/driver.c @@ -16,7 +16,6 @@ static struct cpuidle_driver *cpuidle_curr_driver; DEFINE_SPINLOCK(cpuidle_driver_lock); -int cpuidle_driver_refcount; static void __cpuidle_register_driver(struct cpuidle_driver *drv) { @@ -90,34 +89,8 @@ void cpuidle_unregister_driver(struct cpuidle_driver *drv) } spin_lock(&cpuidle_driver_lock); - - if (!WARN_ON(cpuidle_driver_refcount > 0)) - cpuidle_curr_driver = NULL; - + cpuidle_curr_driver = NULL; spin_unlock(&cpuidle_driver_lock); } EXPORT_SYMBOL_GPL(cpuidle_unregister_driver); - -struct cpuidle_driver *cpuidle_driver_ref(void) -{ - struct cpuidle_driver *drv; - - spin_lock(&cpuidle_driver_lock); - - drv = cpuidle_curr_driver; - cpuidle_driver_refcount++; - - spin_unlock(&cpuidle_driver_lock); - return drv; -} - -void cpuidle_driver_unref(void) -{ - spin_lock(&cpuidle_driver_lock); - - if (!WARN_ON(cpuidle_driver_refcount <= 0)) - cpuidle_driver_refcount--; - - spin_unlock(&cpuidle_driver_lock); -} diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index 279b1ea..5abf62b 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -145,8 +145,6 @@ extern void disable_cpuidle(void); extern int cpuidle_idle_call(void); extern int cpuidle_register_driver(struct cpuidle_driver *drv); extern struct cpuidle_driver *cpuidle_get_driver(void); -extern struct cpuidle_driver *cpuidle_driver_ref(void); -extern void cpuidle_driver_unref(void); extern void cpuidle_unregister_driver(struct cpuidle_driver *drv); extern int cpuidle_register_device(struct cpuidle_device *dev); extern void cpuidle_unregister_device(struct cpuidle_device *dev); @@ -169,8 +167,6 @@ static inline int cpuidle_idle_call(void) { return -ENODEV; } static inline int cpuidle_register_driver(struct cpuidle_driver *drv) {return -ENODEV; } static inline struct cpuidle_driver *cpuidle_get_driver(void) {return NULL; } -static inline struct cpuidle_driver *cpuidle_driver_ref(void) {return NULL; } -static inline void cpuidle_driver_unref(void) {} static inline void cpuidle_unregister_driver(struct cpuidle_driver *drv) { } static inline int cpuidle_register_device(struct cpuidle_device *dev) {return -ENODEV; }