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: 13448449 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E8A3DC4167B for ; Tue, 7 Nov 2023 10:31:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Date:Message-Id: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-Owner; bh=q+DdiBsfv5PgUqHbm1Uyysvl3udvXMxeyHZOpI3V6xc=; b=4p/UYvsp33iHW3 8+T3mUdUPNkkLDs2uk+2Wcf1s6r3qUWwdL+wauDeByYztcG9XeAhCFFac7vSFD0dPbZwXQmHrsU5y Y2GqGUuZMOI1FnqKk1kOTaZFLnqLhAqosm5W+DW0iWz1gH/ikVzZ0SJKEnHPc3NFyYPmIDhUWretV 0gGTgghB5K4Sc1JQx4Ul60uuOO0jS7YPiz26sl6Xao8Fp25FDeBfVYfYM2QLef+ZC8l2tZkV4I00i nMo7zSNF+d5dqSAtjv5BjGh8jkeGoXrAAxXXLps3pqzpzIxY2i11HLobPEDsvHVqZ0ZycJ2GKxDzN bdgQFP0IuXLLJgGEEveA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r0JMu-0014aN-0n; Tue, 07 Nov 2023 10:31:36 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r0JMh-0014LO-2A; Tue, 07 Nov 2023 10:31:23 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; 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; bh=hkV3u8SP8pK5MBGOaBSxiZt0Srks+QBo3B2iRj21hSA=; b=Cj+XfQtmRwbOVvV4TyhvOXo01g 6dFiPorYq6SdpU8MO2dQFiGQjOoMHkboPMMhQhg6yzuOU1i7RmTSPCdvVYdEeNLCcsNyyXlhI3Y4M tJrx5d8uoOgpgdfnTwWlWa09lYkZkB4OWLJSZ+k9dRHqRsKsNW8z/yCt6xXOpsV6imh74uBMoAD7l 09eOyg1H3pxmnWqgtS08tmQdNPj2m/SBOGTiPRhPffHk1j4unw/hZsHz982lz9lJEbeVKMC7Fk8Oh lAgTxUsB95S0uPgaS9PpezR3roT2EIuaN799vEAYDole4rDVV6dOZalXmDvlX8968Ib/DBq4EUdA9 sf3PzWAQ==; Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:32c8:5054:ff:fe00:142]) by desiato.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r0JMQ-00Bvdl-1T; Tue, 07 Nov 2023 10:31:22 +0000 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: Date: Tue, 07 Nov 2023 10:31:01 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231107_103106_606078_B757B7DF X-CRM114-Status: UNSURE ( 8.74 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.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