Message ID | 20200217173452.15243-40-imammedo@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <SRS0=lqdn=4F=nongnu.org=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@kernel.org> Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7769117E8 for <patchwork-qemu-devel@patchwork.kernel.org>; Mon, 17 Feb 2020 17:54:36 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 4B59F20836 for <patchwork-qemu-devel@patchwork.kernel.org>; Mon, 17 Feb 2020 17:54:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="cn2+0aHZ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4B59F20836 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:49670 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from <qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org>) id 1j3kbL-00069g-Dn for patchwork-qemu-devel@patchwork.kernel.org; Mon, 17 Feb 2020 12:54:35 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:38499) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from <imammedo@redhat.com>) id 1j3kJD-0002Dh-S2 for qemu-devel@nongnu.org; Mon, 17 Feb 2020 12:35:52 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from <imammedo@redhat.com>) id 1j3kJC-0002BB-Qw for qemu-devel@nongnu.org; Mon, 17 Feb 2020 12:35:51 -0500 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:56654 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 <imammedo@redhat.com>) id 1j3kJC-0002Ar-Lf for qemu-devel@nongnu.org; Mon, 17 Feb 2020 12:35:50 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1581960950; 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=YIjZhKcy0NY+VunLuV5ainoemdkOP1H0oXP0UQfYo68=; b=cn2+0aHZ8CZqAu+J0yEklS6xlVj8EJ/sF38FJGfz+yYOEQNVbJnZRJR/nbR9wBTxm2nMXb hX3mgxBEWYe+ipTHduY1Sa7HPwsFXTWOAhB4XatvF+OlLSqyg/OsHZVDHT36NAwRAJ2UuT nB6FvJMQ7E/N7s4ns9IXZzAlzUpuXAM= 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-59-ssGWkaqaP96Zgjm9k5TgZg-1; Mon, 17 Feb 2020 12:35:48 -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 1AFA6477 for <qemu-devel@nongnu.org>; Mon, 17 Feb 2020 17:35:47 +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 69CED90508; Mon, 17 Feb 2020 17:35:46 +0000 (UTC) From: Igor Mammedov <imammedo@redhat.com> To: qemu-devel@nongnu.org Subject: [PATCH v5 39/79] null-machine: use memdev for RAM Date: Mon, 17 Feb 2020 12:34:12 -0500 Message-Id: <20200217173452.15243-40-imammedo@redhat.com> In-Reply-To: <20200217173452.15243-1-imammedo@redhat.com> References: <20200217173452.15243-1-imammedo@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-MC-Unique: ssGWkaqaP96Zgjm9k5TgZg-1 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 207.211.31.120 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://lists.nongnu.org/archive/html/qemu-devel> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: Paolo Bonzini <pbonzini@redhat.com> Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org> |
Series |
refactor main RAM allocation to use hostmem backend
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expand
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On 2/17/20 9:34 AM, Igor Mammedov wrote: > 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 <imammedo@redhat.com> > Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> > --- Reviewed-by: Richard Henderson <richard.henderson@linaro.org> r~
diff --git a/hw/core/null-machine.c b/hw/core/null-machine.c index 1aa0a9a01a..cb47d9d4f8 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)