From patchwork Fri Jan 31 15:09:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Igor Mammedov X-Patchwork-Id: 1231992 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=WqLQh9ln; dkim-atps=neutral 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 ozlabs.org (Postfix) with ESMTPS id 488M1T3nTSz9sNx for ; Sat, 1 Feb 2020 02:42:53 +1100 (AEDT) Received: from localhost ([::1]:54948 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ixYRX-0001TB-FT for incoming@patchwork.ozlabs.org; Fri, 31 Jan 2020 10:42:51 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:39561) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ixXyZ-0004pN-NE for qemu-devel@nongnu.org; Fri, 31 Jan 2020 10:12:56 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ixXyY-0004gw-MV for qemu-devel@nongnu.org; Fri, 31 Jan 2020 10:12:55 -0500 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:36656 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ixXyY-0004fC-Ha for qemu-devel@nongnu.org; Fri, 31 Jan 2020 10:12:54 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1580483574; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=xIXPLjVlQwCxTpnHTQXJxzDVBIqJT9Y1zzNQZLC8wcg=; b=WqLQh9ln5pRot+daKdDjTCSgaFUXUOyx7LpsnD8tvXMCedOItOY5aD2yHKuLzq8t4E+lHV cv9FXJ89IqYZcQmSbHL10Jbm0/sVF5NqSJ7RWHkh26s3/jiLMpwGiKbUnJ6lWM+XwOnUyq N80Z1+/z4zofzKmCGaSadMZDdMF+8y4= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-358-ST6mD6z_P4qq6XxS9SqjSw-1; Fri, 31 Jan 2020 10:12:52 -0500 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1176818C43C3 for ; Fri, 31 Jan 2020 15:12:52 +0000 (UTC) Received: from dell-r430-03.lab.eng.brq.redhat.com (dell-r430-03.lab.eng.brq.redhat.com [10.37.153.18]) by smtp.corp.redhat.com (Postfix) with ESMTP id 8C37089E7A for ; Fri, 31 Jan 2020 15:12:51 +0000 (UTC) From: Igor Mammedov To: qemu-devel@nongnu.org Subject: [PATCH v4 39/80] null-machine: use memdev for RAM Date: Fri, 31 Jan 2020 16:09:09 +0100 Message-Id: <1580483390-131164-40-git-send-email-imammedo@redhat.com> In-Reply-To: <1580483390-131164-1-git-send-email-imammedo@redhat.com> References: <1580483390-131164-1-git-send-email-imammedo@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-MC-Unique: ST6mD6z_P4qq6XxS9SqjSw-1 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 205.139.110.120 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" memory_region_allocate_system_memory() API is going away, so replace it with memdev allocated MemoryRegion. The later is initialized by generic code, so board only needs to opt in to memdev scheme by providing MachineClass::default_ram_id and using MachineState::ram instead of manually initializing RAM memory region. Signed-off-by: Igor Mammedov Reviewed-by: Philippe Mathieu-Daudé --- hw/core/null-machine.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/hw/core/null-machine.c b/hw/core/null-machine.c index 1aa0a9a..cb47d9d 100644 --- a/hw/core/null-machine.c +++ b/hw/core/null-machine.c @@ -32,11 +32,8 @@ static void machine_none_init(MachineState *mch) } /* RAM at address zero */ - if (mch->ram_size) { - MemoryRegion *ram = g_new(MemoryRegion, 1); - - memory_region_allocate_system_memory(ram, NULL, "ram", mch->ram_size); - memory_region_add_subregion(get_system_memory(), 0, ram); + if (mch->ram) { + memory_region_add_subregion(get_system_memory(), 0, mch->ram); } if (mch->kernel_filename) { @@ -52,6 +49,7 @@ static void machine_none_machine_init(MachineClass *mc) mc->init = machine_none_init; mc->max_cpus = 1; mc->default_ram_size = 0; + mc->default_ram_id = "ram"; } DEFINE_MACHINE("none", machine_none_machine_init)