From patchwork Fri Jun 23 12:45:50 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: David Hildenbrand X-Patchwork-Id: 13290562 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.gnu.org (lists.gnu.org [209.51.188.17]) (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 18AE4EB64D7 for ; Fri, 23 Jun 2023 12:46:51 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qCgBP-0001si-Jy; Fri, 23 Jun 2023 08:46:35 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qCgBN-0001rd-13 for qemu-devel@nongnu.org; Fri, 23 Jun 2023 08:46:33 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qCgBL-0000qp-Fc for qemu-devel@nongnu.org; Fri, 23 Jun 2023 08:46:32 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1687524390; 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: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=OD4aiA7h6MlijuzsPBGwt+/c6jfgut3ElqXIr9TIDpo=; b=MuEPfxqFryKqnYD6blHlRToKUsOE13gvCG6Jn31RJCuoE6sgR4HS2eZSmBN0wjsXNMKE93 XbgEq9E6uPlt6DWViakQfbeus+o8lzyERxjf4A27dRPM+7vbm9BeVBqMWz2RUPPZF3oHgW 0+B3u3Pwn45E/vCivfoUghUMbVw04Yk= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-227-UB6ke3MAMoydfKRrV0EBHg-1; Fri, 23 Jun 2023 08:46:27 -0400 X-MC-Unique: UB6ke3MAMoydfKRrV0EBHg-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.rdu2.redhat.com [10.11.54.3]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 538A01044590; Fri, 23 Jun 2023 12:46:26 +0000 (UTC) Received: from t480s.redhat.com (unknown [10.22.32.17]) by smtp.corp.redhat.com (Postfix) with ESMTP id 1F6F21121314; Fri, 23 Jun 2023 12:46:22 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, qemu-ppc@nongnu.org, Igor Mammedov , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Xiao Guangrong , David Hildenbrand , =?utf-8?q?C=C3=A9dric_Le_Goater?= , Daniel Henrique Barboza , David Gibson , Eduardo Habkost , Greg Kurz , Harsh Prateek Bora , Marcel Apfelbaum , "Michael S. Tsirkin" , Paolo Bonzini , Peter Maydell , Richard Henderson , Song Gao , Xiaojuan Yang Subject: [PATCH v4 07/10] hw/i386/acpi-build: Rely on machine->device_memory when building SRAT Date: Fri, 23 Jun 2023 14:45:50 +0200 Message-Id: <20230623124553.400585-8-david@redhat.com> In-Reply-To: <20230623124553.400585-1-david@redhat.com> References: <20230623124553.400585-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.3 Received-SPF: pass client-ip=170.10.129.124; envelope-from=david@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org We're already looking at machine->device_memory when calling build_srat_memory(), so let's simply avoid going via PC_MACHINE_DEVMEM_REGION_SIZE to get the size and rely on machine->device_memory directly. Once machine->device_memory is set, we know that the size > 0. The code now looks much more similar the hw/arm/virt-acpi-build.c variant. Cc: Paolo Bonzini Cc: Richard Henderson Cc: Eduardo Habkost Cc: "Michael S. Tsirkin" Cc: Marcel Apfelbaum Reviewed-by: Philippe Mathieu-Daudé Acked-by: Michael S. Tsirkin Signed-off-by: David Hildenbrand --- hw/i386/acpi-build.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 512162003b..9c74fa17ad 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -1950,12 +1950,8 @@ build_srat(GArray *table_data, BIOSLinker *linker, MachineState *machine) MachineClass *mc = MACHINE_GET_CLASS(machine); X86MachineState *x86ms = X86_MACHINE(machine); const CPUArchIdList *apic_ids = mc->possible_cpu_arch_ids(machine); - PCMachineState *pcms = PC_MACHINE(machine); int nb_numa_nodes = machine->numa_state->num_nodes; NodeInfo *numa_info = machine->numa_state->nodes; - ram_addr_t hotpluggable_address_space_size = - object_property_get_int(OBJECT(pcms), PC_MACHINE_DEVMEM_REGION_SIZE, - NULL); AcpiTable table = { .sig = "SRAT", .rev = 1, .oem_id = x86ms->oem_id, .oem_table_id = x86ms->oem_table_id }; @@ -2071,9 +2067,10 @@ build_srat(GArray *table_data, BIOSLinker *linker, MachineState *machine) * Memory devices may override proximity set by this entry, * providing _PXM method if necessary. */ - if (hotpluggable_address_space_size) { + if (machine->device_memory) { build_srat_memory(table_data, machine->device_memory->base, - hotpluggable_address_space_size, nb_numa_nodes - 1, + memory_region_size(&machine->device_memory->mr), + nb_numa_nodes - 1, MEM_AFFINITY_HOTPLUGGABLE | MEM_AFFINITY_ENABLED); }