From patchwork Fri Apr 14 23:44:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Gleixner X-Patchwork-Id: 13212069 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 lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 94135C77B72 for ; Fri, 14 Apr 2023 23:44:37 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.521263.809745 (Exim 4.92) (envelope-from ) id 1pnT5Z-0001Te-0n; Fri, 14 Apr 2023 23:44:21 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 521263.809745; Fri, 14 Apr 2023 23:44:20 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1pnT5Y-0001TX-U7; Fri, 14 Apr 2023 23:44:20 +0000 Received: by outflank-mailman (input) for mailman id 521263; Fri, 14 Apr 2023 23:44:19 +0000 Received: from se1-gles-flk1-in.inumbo.com ([94.247.172.50] helo=se1-gles-flk1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1pnT5X-0000zb-EL for xen-devel@lists.xenproject.org; Fri, 14 Apr 2023 23:44:19 +0000 Received: from galois.linutronix.de (galois.linutronix.de [193.142.43.55]) by se1-gles-flk1.inumbo.com (Halon) with ESMTPS id 44f6ddd0-db1e-11ed-8611-37d641c3527e; Sat, 15 Apr 2023 01:44:17 +0200 (CEST) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 44f6ddd0-db1e-11ed-8611-37d641c3527e Message-ID: <20230414232309.323016954@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1681515856; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=sDTci1v+H+1hOBnO3MWKNQ4KSM/+mxYEdJGIWDEKpYw=; b=y8O+iHOImdrEQNmtF7SapUaot3V0yy8b8Ub9SUl+OgGsTaIJZhbZjtiR4PN4V5WCNemOca Ob8ttIQs2lYzofVI5dy3T9RFKAux9iKX/Rkv+VPjfOqV4T6XWGHXuY9IFhwqlXBTVc5Nsl KK4n8ce7YmA5TsutXdcfdM52VSR98OW8mCNQWFGg6cY3Yq6KC99p69q2+p9erXW8Qg/qAb ceQeWzd0QJGBxdpwT1wRPfHvVdxLxyyhgH/r2Dl9U2nA2Jo/APevn/jIIjbNa3EFkc7Pxb zX0dOALraGxj/DlefvHJr1NZVmMqpk/+HdfNk32Kc/stZp2q/WmPtDMIe6OaIQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1681515856; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=sDTci1v+H+1hOBnO3MWKNQ4KSM/+mxYEdJGIWDEKpYw=; b=HMWjVuC1heTl6ACr7VnRkYnxnf9HNU4lYZlkNOeO1jQ9uLiC6+ocCzTSyzyWZjYVjiCgZf cRj6X0w+T3BbGTBA== From: Thomas Gleixner To: LKML Cc: x86@kernel.org, David Woodhouse , Andrew Cooper , Brian Gerst , "Arjan van de Veen" , Paolo Bonzini , Paul McKenney , Tom Lendacky , Sean Christopherson , Oleksandr Natalenko , Paul Menzel , "Guilherme G. Piccoli" , Piotr Gorski , David Woodhouse , Usama Arif , Juergen Gross , Boris Ostrovsky , xen-devel@lists.xenproject.org, Russell King , Arnd Bergmann , linux-arm-kernel@lists.infradead.org, Catalin Marinas , Will Deacon , Guo Ren , linux-csky@vger.kernel.org, Thomas Bogendoerfer , linux-mips@vger.kernel.org, "James E.J. Bottomley" , Helge Deller , linux-parisc@vger.kernel.org, Paul Walmsley , Palmer Dabbelt , linux-riscv@lists.infradead.org, Mark Rutland , Sabin Rapan Subject: [patch 02/37] cpu/hotplug: Mark arch_disable_smp_support() and bringup_nonboot_cpus() __init References: <20230414225551.858160935@linutronix.de> MIME-Version: 1.0 Date: Sat, 15 Apr 2023 01:44:16 +0200 (CEST) No point in keeping them around. Signed-off-by: Thomas Gleixner --- arch/x86/kernel/smpboot.c | 4 ++-- kernel/cpu.c | 2 +- kernel/smp.c | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -1269,9 +1269,9 @@ int native_cpu_up(unsigned int cpu, stru } /** - * arch_disable_smp_support() - disables SMP support for x86 at runtime + * arch_disable_smp_support() - Disables SMP support for x86 at boottime */ -void arch_disable_smp_support(void) +void __init arch_disable_smp_support(void) { disable_ioapic_support(); } --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -1502,7 +1502,7 @@ int bringup_hibernate_cpu(unsigned int s return 0; } -void bringup_nonboot_cpus(unsigned int setup_max_cpus) +void __init bringup_nonboot_cpus(unsigned int setup_max_cpus) { unsigned int cpu; --- a/kernel/smp.c +++ b/kernel/smp.c @@ -1051,7 +1051,7 @@ EXPORT_SYMBOL(setup_max_cpus); * SMP mode to . */ -void __weak arch_disable_smp_support(void) { } +void __weak __init arch_disable_smp_support(void) { } static int __init nosmp(char *str) {