From nobody Thu Nov 6 17:16:25 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.zoho.com; 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; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1489108756219809.0305906243856; Thu, 9 Mar 2017 17:19:16 -0800 (PST) Received: from localhost ([::1]:36914 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cm9D7-0001Yf-Tb for importer@patchew.org; Thu, 09 Mar 2017 20:19:13 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50188) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cm97m-0006Fj-Gb for qemu-devel@nongnu.org; Thu, 09 Mar 2017 20:13:43 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cm97k-0003se-41 for qemu-devel@nongnu.org; Thu, 09 Mar 2017 20:13:42 -0500 Received: from ozlabs.org ([103.22.144.67]:51919) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cm97j-0003rw-Oq; Thu, 09 Mar 2017 20:13:40 -0500 Received: by ozlabs.org (Postfix, from userid 1007) id 3vfTmD5x0Yz9s7n; Fri, 10 Mar 2017 12:13:32 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1489108412; bh=VCsSFrCoU+hlaZ+8P1dg0a9G1dtfequR/mK+c7WHp9g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XVDsZwyTYk3vH4Ob5GM/e2gRBxFdv9n0kZgkLZtTOBfELoX5fOU5xiX8boCilURyG e8yYWZALFskBlkatT8VPBQQO/UNd39sSbZbTRw+bQ25DLvjwQqw4e7SwsQ4Qgr7D6+ RG8vw+2UbMzpxs85UYc2icGZ0dBAzso9U+32G/YA= From: David Gibson To: qemu-ppc@nongnu.org Date: Fri, 10 Mar 2017 12:13:26 +1100 Message-Id: <20170310011328.30719-4-david@gibson.dropbear.id.au> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170310011328.30719-1-david@gibson.dropbear.id.au> References: <20170310011328.30719-1-david@gibson.dropbear.id.au> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 103.22.144.67 Subject: [Qemu-devel] [PATCH for-2.10 3/5] pseries: Enable HPT resizing for 2.10 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: , Cc: sam.bobroff@au1.ibm.com, David Gibson , qemu-devel@nongnu.org, sjitindarsingh@gmail.com, agraf@suse.de Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" We've now implemented a PAPR extensions which allows PAPR guests (i.e. "pseries" machine type) to resize their hash page table during runtime. However, that extension is only enabled if explicitly chosen on the command line. This patch enables it by default for spapr-2.10, but leaves it disabled (by default) for older machine types. Signed-off-by: David Gibson --- hw/ppc/spapr.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index bf6ba64..6553f2c 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -3155,7 +3155,7 @@ static void spapr_machine_class_init(ObjectClass *oc,= void *data) smc->dr_lmb_enabled =3D true; smc->tcg_default_cpu =3D "POWER8"; mc->has_hotpluggable_cpus =3D true; - smc->resize_hpt_default =3D SPAPR_RESIZE_HPT_DISABLED; + smc->resize_hpt_default =3D SPAPR_RESIZE_HPT_ENABLED; fwc->get_dev_path =3D spapr_get_fw_dev_path; nc->nmi_monitor_handler =3D spapr_nmi; smc->phb_placement =3D spapr_phb_placement; @@ -3246,8 +3246,11 @@ static void spapr_machine_2_9_instance_options(Machi= neState *machine) =20 static void spapr_machine_2_9_class_options(MachineClass *mc) { + sPAPRMachineClass *smc =3D SPAPR_MACHINE_CLASS(mc); + spapr_machine_2_10_class_options(mc); SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_9); + smc->resize_hpt_default =3D SPAPR_RESIZE_HPT_DISABLED; } =20 DEFINE_SPAPR_MACHINE(2_9, "2.9", false); --=20 2.9.3