From patchwork Fri May 12 21:07:00 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Gleixner X-Patchwork-Id: 13239707 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 36CD7C7EE24 for ; Fri, 12 May 2023 21:07:24 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.533908.830929 (Exim 4.92) (envelope-from ) id 1pxZyi-0004kq-O3; Fri, 12 May 2023 21:07:04 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 533908.830929; Fri, 12 May 2023 21:07:04 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1pxZyi-0004kf-KQ; Fri, 12 May 2023 21:07:04 +0000 Received: by outflank-mailman (input) for mailman id 533908; Fri, 12 May 2023 21:07:02 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1pxZyg-0004FP-HK for xen-devel@lists.xenproject.org; Fri, 12 May 2023 21:07:02 +0000 Received: from galois.linutronix.de (galois.linutronix.de [193.142.43.55]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id f00dd61b-f108-11ed-b229-6b7b168915f2; Fri, 12 May 2023 23:07:01 +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: f00dd61b-f108-11ed-b229-6b7b168915f2 Message-ID: <20230512205255.551974164@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1683925620; 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=AjuZnUvqwfsid4jtivwVWrZiWUy0MGdS0WowlWq+wK8=; b=BSrk1PoZLCui388wbL4NkY9LaBfz+vMljVOsc8GC5TTSN9IaN934ZXN1fRPgPIUcdUGSe3 rs+LcXmfTyJYvxvJjsFf8f0ApOwip1PicNa981xcjH4MKVqkoKpyzlxwwHOYcfLC+B5mEd 7Y+gbMD+piaijvIlyMzYPyuPxHohAIb3XSFige4l+xuoi82leA8PAeQ31hGSlVRwPD+wQ3 n6n4pYD7mFa1Y0Rsvl1DCfEMOgpANdQ/E16QD6t2Dh7pRICCqjhN/gPgPrM+fPp2Si/ih2 sU+p5Egl9N/3D2qoNiCRvjAFt/X3L02D3fNEkcYdWn40i1TAkciD/voa8T04sQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1683925620; 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=AjuZnUvqwfsid4jtivwVWrZiWUy0MGdS0WowlWq+wK8=; b=n1wnoGuKdWFqJ6PX+VgQN0Ufd6Syw8of6US1WCmh8XhXmEUBV6cIJXGutet95c8P750ccR /kEaioxsm/Oq80Bw== 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 , 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 , "Michael Kelley (LINUX)" , Ross Philipson Subject: [patch V4 02/37] cpu/hotplug: Mark arch_disable_smp_support() and bringup_nonboot_cpus() __init References: <20230512203426.452963764@linutronix.de> MIME-Version: 1.0 Date: Fri, 12 May 2023 23:07:00 +0200 (CEST) From: Thomas Gleixner No point in keeping them around. Signed-off-by: Thomas Gleixner Tested-by: Michael Kelley --- 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 @@ -892,7 +892,7 @@ 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) {