Message ID | 20230414232309.323016954@linutronix.de (mailing list archive) |
---|---|
State | Superseded |
Headers | show
Return-Path: <xen-devel-bounces@lists.xenproject.org> 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 <xen-devel@archiver.kernel.org>; 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 <xen-devel-bounces@lists.xenproject.org>) 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 <xen-devel-bounces@lists.xenproject.org>) 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 <SRS0=ZCOw=AF=linutronix.de=tglx@srs-se1.protection.inumbo.net>) 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 <xen-devel.lists.xenproject.org> List-Unsubscribe: <https://lists.xenproject.org/mailman/options/xen-devel>, <mailto:xen-devel-request@lists.xenproject.org?subject=unsubscribe> List-Post: <mailto:xen-devel@lists.xenproject.org> List-Help: <mailto:xen-devel-request@lists.xenproject.org?subject=help> List-Subscribe: <https://lists.xenproject.org/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xenproject.org?subject=subscribe> Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" <xen-devel-bounces@lists.xenproject.org> 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 <tglx@linutronix.de> To: LKML <linux-kernel@vger.kernel.org> Cc: x86@kernel.org, David Woodhouse <dwmw@infradead.org>, Andrew Cooper <andrew.cooper3@citrix.com>, Brian Gerst <brgerst@gmail.com>, "Arjan van de Veen" <arjan@linux.intel.com>, Paolo Bonzini <pbonzini@redhat.com>, Paul McKenney <paulmck@kernel.org>, Tom Lendacky <thomas.lendacky@amd.com>, Sean Christopherson <seanjc@google.com>, Oleksandr Natalenko <oleksandr@natalenko.name>, Paul Menzel <pmenzel@molgen.mpg.de>, "Guilherme G. Piccoli" <gpiccoli@igalia.com>, Piotr Gorski <lucjan.lucjanov@gmail.com>, David Woodhouse <dwmw@amazon.co.uk>, Usama Arif <usama.arif@bytedance.com>, Juergen Gross <jgross@suse.com>, Boris Ostrovsky <boris.ostrovsky@oracle.com>, xen-devel@lists.xenproject.org, Russell King <linux@armlinux.org.uk>, Arnd Bergmann <arnd@arndb.de>, linux-arm-kernel@lists.infradead.org, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Guo Ren <guoren@kernel.org>, linux-csky@vger.kernel.org, Thomas Bogendoerfer <tsbogend@alpha.franken.de>, linux-mips@vger.kernel.org, "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>, Helge Deller <deller@gmx.de>, linux-parisc@vger.kernel.org, Paul Walmsley <paul.walmsley@sifive.com>, Palmer Dabbelt <palmer@dabbelt.com>, linux-riscv@lists.infradead.org, Mark Rutland <mark.rutland@arm.com>, Sabin Rapan <sabrapan@amazon.com> 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 Content-Type: text/plain; charset=UTF-8 Date: Sat, 15 Apr 2023 01:44:16 +0200 (CEST) |
Series |
cpu/hotplug, x86: Reworked parallel CPU bringup
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expand
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--- 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 <NUM>. */ -void __weak arch_disable_smp_support(void) { } +void __weak __init arch_disable_smp_support(void) { } static int __init nosmp(char *str) {
No point in keeping them around. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- arch/x86/kernel/smpboot.c | 4 ++-- kernel/cpu.c | 2 +- kernel/smp.c | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-)