From patchwork Tue Apr 25 07:56:52 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Henry Wang X-Patchwork-Id: 13222992 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 272C7C77B76 for ; Tue, 25 Apr 2023 07:59:18 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.525792.817268 (Exim 4.92) (envelope-from ) id 1prDZs-0002iD-UQ; Tue, 25 Apr 2023 07:59:08 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 525792.817268; Tue, 25 Apr 2023 07:59:08 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1prDZs-0002i3-RB; Tue, 25 Apr 2023 07:59:08 +0000 Received: by outflank-mailman (input) for mailman id 525792; Tue, 25 Apr 2023 07:59:07 +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 1prDYl-0005uB-O9 for xen-devel@lists.xenproject.org; Tue, 25 Apr 2023 07:57:59 +0000 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by se1-gles-flk1.inumbo.com (Halon) with ESMTP id e4132d8b-e33e-11ed-8611-37d641c3527e; Tue, 25 Apr 2023 09:57:57 +0200 (CEST) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id D17FB4B3; Tue, 25 Apr 2023 00:58:40 -0700 (PDT) Received: from a015966.shanghai.arm.com (a015966.shanghai.arm.com [10.169.190.5]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 7EE673F587; Tue, 25 Apr 2023 00:57:54 -0700 (PDT) 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: e4132d8b-e33e-11ed-8611-37d641c3527e From: Henry Wang To: xen-devel@lists.xenproject.org Cc: Wei Chen , Stefano Stabellini , Julien Grall , Bertrand Marquis , Volodymyr Babchuk , Henry Wang Subject: [PATCH v4 14/17] xen/arm: use CONFIG_NUMA to gate node_online_map in smpboot Date: Tue, 25 Apr 2023 15:56:52 +0800 Message-Id: <20230425075655.4037980-15-Henry.Wang@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230425075655.4037980-1-Henry.Wang@arm.com> References: <20230425075655.4037980-1-Henry.Wang@arm.com> MIME-Version: 1.0 From: Wei Chen node_online_map in smpboot is still needed for Arm when NUMA is turned off by Kconfig. Signed-off-by: Wei Chen Signed-off-by: Henry Wang --- v3 -> v4: 1. No change. v2 -> v3: 1. No change. v1 -> v2: 1. No change. --- xen/arch/arm/smpboot.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/xen/arch/arm/smpboot.c b/xen/arch/arm/smpboot.c index da7f2afd97..4f71cc974a 100644 --- a/xen/arch/arm/smpboot.c +++ b/xen/arch/arm/smpboot.c @@ -41,8 +41,10 @@ integer_param("maxcpus", max_cpus); /* CPU logical map: map xen cpuid to an MPIDR */ register_t __cpu_logical_map[NR_CPUS] = { [0 ... NR_CPUS-1] = MPIDR_INVALID }; +#ifndef CONFIG_NUMA /* Fake one node for now. See also asm/numa.h */ nodemask_t __read_mostly node_online_map = { { [0] = 1UL } }; +#endif /* Xen stack for bringing up the first CPU. */ static unsigned char __initdata cpu0_boot_stack[STACK_SIZE]