From patchwork Sun Jun 23 13:39:55 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Srivatsa S. Bhat" X-Patchwork-Id: 253491 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from ozlabs.org (localhost [IPv6:::1]) by ozlabs.org (Postfix) with ESMTP id 7E3292C0853 for ; Sun, 23 Jun 2013 23:47:31 +1000 (EST) Received: from e23smtp05.au.ibm.com (e23smtp05.au.ibm.com [202.81.31.147]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e23smtp05.au.ibm.com", Issuer "GeoTrust SSL CA" (not verified)) by ozlabs.org (Postfix) with ESMTPS id 28C742C0630 for ; Sun, 23 Jun 2013 23:43:20 +1000 (EST) Received: from /spool/local by e23smtp05.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Sun, 23 Jun 2013 23:37:14 +1000 Received: from d23dlp02.au.ibm.com (202.81.31.213) by e23smtp05.au.ibm.com (202.81.31.211) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Sun, 23 Jun 2013 23:37:12 +1000 Received: from d23relay05.au.ibm.com (d23relay05.au.ibm.com [9.190.235.152]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id B3B182BB0052 for ; Sun, 23 Jun 2013 23:43:16 +1000 (EST) Received: from d23av02.au.ibm.com (d23av02.au.ibm.com [9.190.235.138]) by d23relay05.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r5NDSKta63701214 for ; Sun, 23 Jun 2013 23:28:20 +1000 Received: from d23av02.au.ibm.com (loopback [127.0.0.1]) by d23av02.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r5NDhEg8014688 for ; Sun, 23 Jun 2013 23:43:16 +1000 Received: from srivatsabhat.in.ibm.com ([9.79.195.141]) by d23av02.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with ESMTP id r5NDh7TH014660; Sun, 23 Jun 2013 23:43:08 +1000 From: "Srivatsa S. Bhat" Subject: [PATCH 08/45] CPU hotplug: Convert preprocessor macros to static inline functions To: tglx@linutronix.de, peterz@infradead.org, tj@kernel.org, oleg@redhat.com, paulmck@linux.vnet.ibm.com, rusty@rustcorp.com.au, mingo@kernel.org, akpm@linux-foundation.org, namhyung@kernel.org, walken@google.com, vincent.guittot@linaro.org, laijs@cn.fujitsu.com Date: Sun, 23 Jun 2013 19:09:55 +0530 Message-ID: <20130623133951.19094.35173.stgit@srivatsabhat.in.ibm.com> In-Reply-To: <20130623133642.19094.16038.stgit@srivatsabhat.in.ibm.com> References: <20130623133642.19094.16038.stgit@srivatsabhat.in.ibm.com> User-Agent: StGIT/0.14.3 MIME-Version: 1.0 X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13062313-1396-0000-0000-000003285881 Cc: linux-arch@vger.kernel.org, nikunj@linux.vnet.ibm.com, zhong@linux.vnet.ibm.com, linux-pm@vger.kernel.org, fweisbec@gmail.com, linux-kernel@vger.kernel.org, rostedt@goodmis.org, xiaoguangrong@linux.vnet.ibm.com, "Rafael J. Wysocki" , sbw@mit.edu, wangyun@linux.vnet.ibm.com, srivatsa.bhat@linux.vnet.ibm.com, netdev@vger.kernel.org, Tejun Heo , Thomas Gleixner , linuxppc-dev@lists.ozlabs.org, Andrew Morton X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" Convert the macros in the CPU hotplug code to static inline C functions. Cc: Thomas Gleixner Cc: Andrew Morton Cc: Tejun Heo Cc: "Rafael J. Wysocki" Signed-off-by: Srivatsa S. Bhat --- include/linux/cpu.h | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/include/linux/cpu.h b/include/linux/cpu.h index e06c3ad..d91919b 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -200,10 +200,8 @@ static inline void cpu_hotplug_driver_unlock(void) #else /* CONFIG_HOTPLUG_CPU */ -#define get_online_cpus() do { } while (0) -#define put_online_cpus() do { } while (0) -#define cpu_hotplug_disable() do { } while (0) -#define cpu_hotplug_enable() do { } while (0) +static inline void get_online_cpus(void) {} +static inline void put_online_cpus(void) {} static inline unsigned int get_online_cpus_atomic(void) { @@ -220,6 +218,9 @@ static inline void put_online_cpus_atomic(void) preempt_enable(); } +static inline void cpu_hotplug_disable(void) {} +static inline void cpu_hotplug_enable(void) {} + #define hotcpu_notifier(fn, pri) do { (void)(fn); } while (0) /* These aren't inline functions due to a GCC bug. */ #define register_hotcpu_notifier(nb) ({ (void)(nb); 0; })