From patchwork Fri Aug 14 07:58:59 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stephen Boyd X-Patchwork-Id: 7012621 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id DF8E29F39D for ; Fri, 14 Aug 2015 08:01:54 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CE0FB207CA for ; Fri, 14 Aug 2015 08:01:53 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 063662076A for ; Fri, 14 Aug 2015 08:01:53 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZQ9td-0000sz-KH; Fri, 14 Aug 2015 07:59:25 +0000 Received: from smtp.codeaurora.org ([198.145.29.96]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZQ9tb-0000r2-9Y for linux-arm-kernel@lists.infradead.org; Fri, 14 Aug 2015 07:59:23 +0000 Received: from smtp.codeaurora.org (localhost [127.0.0.1]) by smtp.codeaurora.org (Postfix) with ESMTP id 4D6F4141040; Fri, 14 Aug 2015 07:59:02 +0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 486) id 3465214104C; Fri, 14 Aug 2015 07:59:02 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from sboyd-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: sboyd@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 4B7E7141040; Fri, 14 Aug 2015 07:59:01 +0000 (UTC) From: Stephen Boyd To: Russell King Subject: [PATCH] ARM: smp: Collapse arch_cpu_idle_dead() into cpu_die() Date: Fri, 14 Aug 2015 00:58:59 -0700 Message-Id: <1439539139-8783-1-git-send-email-sboyd@codeaurora.org> X-Mailer: git-send-email 2.3.0.rc1.33.g42e4583 X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150814_005923_368670_FAA65264 X-CRM114-Status: GOOD ( 13.94 ) X-Spam-Score: -1.9 (-) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The only caller of cpu_die() on ARM is arch_cpu_idle_dead(), so let's simplify the code by renaming cpu_die() to arch_cpu_idle_dead(). While were here, drop the __ref annotation because __cpuinit is gone nowadays. Signed-off-by: Stephen Boyd --- arch/arm/include/asm/smp.h | 1 - arch/arm/kernel/process.c | 7 ------- arch/arm/kernel/smp.c | 2 +- 3 files changed, 1 insertion(+), 9 deletions(-) diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h index 318ce89eeff7..ef356659b4f4 100644 --- a/arch/arm/include/asm/smp.h +++ b/arch/arm/include/asm/smp.h @@ -74,7 +74,6 @@ extern void secondary_startup_arm(void); extern int __cpu_disable(void); extern void __cpu_die(unsigned int cpu); -extern void cpu_die(void); extern void arch_send_call_function_single_ipi(int cpu); extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index f192a2a41719..358984b7f249 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -91,13 +91,6 @@ void arch_cpu_idle_exit(void) ledtrig_cpu(CPU_LED_IDLE_END); } -#ifdef CONFIG_HOTPLUG_CPU -void arch_cpu_idle_dead(void) -{ - cpu_die(); -} -#endif - void __show_regs(struct pt_regs *regs) { unsigned long flags; diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 0496b481ad88..48185a773852 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -268,7 +268,7 @@ void __cpu_die(unsigned int cpu) * of the other hotplug-cpu capable cores, so presumably coming * out of idle fixes this. */ -void __ref cpu_die(void) +void arch_cpu_idle_dead(void) { unsigned int cpu = smp_processor_id();