From patchwork Tue Nov 7 10:31:01 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13448463 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 83363C41535 for ; Tue, 7 Nov 2023 10:33:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234109AbjKGKdB (ORCPT ); Tue, 7 Nov 2023 05:33:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40818 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234089AbjKGKcc (ORCPT ); Tue, 7 Nov 2023 05:32:32 -0500 Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [IPv6:2001:4d48:ad52:32c8:5054:ff:fe00:142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A092D2114; Tue, 7 Nov 2023 02:31:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Date:Sender:Message-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Subject:Cc:To:From:References: In-Reply-To:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=hkV3u8SP8pK5MBGOaBSxiZt0Srks+QBo3B2iRj21hSA=; b=EolyTIuKQIlvKfIObhgfe71No3 YX+EzeWPL00Q28npII+EZ04fjX/awD0l9DtDKJuWMu3qzWp+fGLKwO3ZEsxMxOiw657TsZTdF7B3u 8nuCCfwXHvUem5i73c3jyDlrT1E3kFJ+l8Vs7XFamiDDQJz0j7+NkX6gN7v1SLOeiNZ/KhH7W52hm /Gh0lW1AFpk3hinV3kigfuy42L9VokGcHCx1fPXrRx8ump8zKb7b3u+wBoPXhiSS9yTKViHL52Q9y K/XXQYlrKpRR4xF7UMk2Qo7xnRZrHxWoqxBPsddllXHNiPRSaW9MsEbbaP1uz2gt9fWHan5qNJiir wLY0ysfA==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:34784 helo=rmk-PC.armlinux.org.uk) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1r0JMJ-0000K5-20; Tue, 07 Nov 2023 10:30:59 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1r0JML-00CTyV-9a; Tue, 07 Nov 2023 10:31:01 +0000 In-Reply-To: References: From: "Russell King (Oracle)" To: linux-pm@vger.kernel.org, loongarch@lists.linux.dev, linux-acpi@vger.kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, kvmarm@lists.linux.dev, x86@kernel.org, linux-csky@vger.kernel.org, linux-doc@vger.kernel.org, linux-ia64@vger.kernel.org, linux-parisc@vger.kernel.org Cc: Salil Mehta , Jean-Philippe Brucker , jianyong.wu@arm.com, justin.he@arm.com, James Morse , Huacai Chen , WANG Xuerui Subject: [PATCH RFC 20/22] LoongArch: convert to use arch_cpu_is_hotpluggable() MIME-Version: 1.0 Content-Disposition: inline Message-Id: Sender: Russell King Date: Tue, 07 Nov 2023 10:31:01 +0000 Precedence: bulk List-ID: X-Mailing-List: linux-parisc@vger.kernel.org Convert loongarch to use the arch_cpu_is_hotpluggable() helper rather than arch_register_cpu(). Also remove the export as nothing should be using arch_register_cpu() outside of the core kernel/acpi code. Signed-off-by: Russell King (Oracle) Reviewed-by: Gavin Shan Reviewed-by: Jonathan Cameron --- arch/loongarch/kernel/topology.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/arch/loongarch/kernel/topology.c b/arch/loongarch/kernel/topology.c index 866c2c9ef6ab..75d5c51a7cd3 100644 --- a/arch/loongarch/kernel/topology.c +++ b/arch/loongarch/kernel/topology.c @@ -11,11 +11,8 @@ #include #ifdef CONFIG_HOTPLUG_CPU -int arch_register_cpu(int cpu) +bool arch_cpu_is_hotpluggable(int cpu) { - struct cpu *c = &per_cpu(cpu_devices, cpu); - - c->hotpluggable = !io_master(cpu); - return register_cpu(c, cpu); + return !io_master(cpu); } #endif