From nobody Fri Nov 7 00:45:55 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1544628520585516.7959534212299; Wed, 12 Dec 2018 07:28:40 -0800 (PST) Received: from localhost ([::1]:45585 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gX6RD-0004qj-GS for importer@patchew.org; Wed, 12 Dec 2018 10:28:39 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52195) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gX6MY-0000mo-1v for qemu-devel@nongnu.org; Wed, 12 Dec 2018 10:23:51 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gX6MW-0000Dd-P7 for qemu-devel@nongnu.org; Wed, 12 Dec 2018 10:23:49 -0500 Received: from mail-wr1-x434.google.com ([2a00:1450:4864:20::434]:41231) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gX6MW-0008Np-Dz for qemu-devel@nongnu.org; Wed, 12 Dec 2018 10:23:48 -0500 Received: by mail-wr1-x434.google.com with SMTP id x10so18065819wrs.8 for ; Wed, 12 Dec 2018 07:23:28 -0800 (PST) Received: from 640k.lan ([93.56.166.5]) by smtp.gmail.com with ESMTPSA id u10sm15878859wrr.33.2018.12.12.07.23.25 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 12 Dec 2018 07:23:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:subject:date:message-id:in-reply-to:references; bh=3xM33VS0oaeUNpQ/zLxz2boWlxey5u3x1AFXYpiDEOg=; b=RIAWkHOiNMvLY4t/b7O7UyCngGZFBQbW9vMHLuM6nQHYgPn78Jr4T9930fnmNYwZos mBUZ7I8CQ1v9gPQ5REDjNsZriUYuH4E2FbDAJrrsfx1p0mYT7Oj9a7I1h3PE91CwF9AK +ZuxSNn+L1O65zECpJwEUD3K3mzN63s+jwAGkcE3jlM57y2thVNOtUHisb6xEaGmnEKa xzeN4tie/CVABXvFMBUU1OhuHZ99B31cvMl8WGk23mbrxODwOk6jluBTy6853HM7EE81 YJVk7Jr0tCuQMRFgXVU1FIVi8qyl5cVYplKJ44tUpfvyzA0v46uBbCNroAgpRwQhVGsQ dalA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:subject:date:message-id :in-reply-to:references; bh=3xM33VS0oaeUNpQ/zLxz2boWlxey5u3x1AFXYpiDEOg=; b=XKbPd4TQlCzm98G4faVL5pa9s67PvsQFsAV4fEDn+YbVNG4MZ2ldIotdRBOdXwkGT8 IjHrzyQCl7ig6cL+g4f3GosqjKxO+bmUUIC8OmE2LkIieSCfIkDyjrz+UFPHHzWyB/DA j9TLp1BZKk+vQiLy8ea3lFMCAWp0umxLzj+Swf9oK9i5JuNSXx0/hEGBg9H36vd1o+FM 3JgpfUkaEfvs5Ts72koi9jVPfKRw69WSNgEAMpTk5Su8AzzyRcb3E/KC+rANSZTR6Jkz dNq+gBYup8YWtbcWvnJli/o6/YTv+xcU98WT/eNCdLK9sRmEc7D2VL0hgDDul7VyHvKf HcyA== X-Gm-Message-State: AA+aEWaBh8CP5xOoFm86mg7lblnMX9/b/+5QDqm9ofEgaWZPu5zGs1zr AXaU5o5UDiEnqJCE3MYxuvdqLro1 X-Google-Smtp-Source: AFSGD/VhexQ7aj1W4IoedzzpOJsiYkUqea90Xd/AXHfad5fpEO46k1E1vGRiDcY2ZACgY/TvsYg5NQ== X-Received: by 2002:adf:fbc8:: with SMTP id d8mr16412752wrs.318.1544628207012; Wed, 12 Dec 2018 07:23:27 -0800 (PST) From: Paolo Bonzini To: qemu-devel@nongnu.org Date: Wed, 12 Dec 2018 16:22:28 +0100 Message-Id: <1544628195-37728-8-git-send-email-pbonzini@redhat.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1544628195-37728-1-git-send-email-pbonzini@redhat.com> References: <1544628195-37728-1-git-send-email-pbonzini@redhat.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::434 Subject: [Qemu-devel] [PULL 07/54] pam: wrap MemoryRegion initialization in a transaction X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" This avoids a few re-rendering of the memory AddressSpace. Signed-off-by: Paolo Bonzini --- hw/pci-host/pam.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/hw/pci-host/pam.c b/hw/pci-host/pam.c index e361ecb..aa5ecfd 100644 --- a/hw/pci-host/pam.c +++ b/hw/pci-host/pam.c @@ -52,11 +52,13 @@ void init_pam(DeviceState *dev, MemoryRegion *ram_memor= y, memory_region_init_alias(&mem->alias[2], OBJECT(dev), "pam-pci", ram_m= emory, start, size); =20 + memory_region_transaction_begin(); for (i =3D 0; i < 4; ++i) { memory_region_set_enabled(&mem->alias[i], false); memory_region_add_subregion_overlap(system_memory, start, &mem->alias[i], 1); } + memory_region_transaction_commit(); mem->current =3D 0; } =20 --=20 1.8.3.1