From mboxrd@z Thu Jan 1 00:00:00 1970 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 1B0C8CEBF61 for ; Mon, 17 Nov 2025 09:41:46 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vKvjQ-0006k0-1e; Mon, 17 Nov 2025 04:41:08 -0500 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 1vKvif-0005no-R0 for qemu-devel@nongnu.org; Mon, 17 Nov 2025 04:40:24 -0500 Received: from mgamail.intel.com ([192.198.163.9]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vKvie-0006Kh-7R for qemu-devel@nongnu.org; Mon, 17 Nov 2025 04:40:21 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1763372420; x=1794908420; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=c5dF8mqYHu7gfuP8i1UUaLzVP/filoskPLjH8SEcuq0=; b=WPRfdCz7o1lXyUYAvllVWcAUfPGTtgKA/dh/jE4S3n25ADs7GJTRMPgT Um3IqL3+eYgKzNENIb+Zi1yd+k1qMOLZPqzIhA6p/xJ2tjoFdTPGjfe4o hVm80qKeKzMZAkWJDGcJIUtmQl/AzdQv+PVC0mgW5f1Vt8H9FnPFF0WEc 3ZJJvhXg+kBvPoq2cJattgLogomsOqJnNAUI6e3pJfQs+z2Otrb4K4x/B NeWkCcpWiaL30m0UCJ6VyZXPHHXcmLDZVmLpfXdXotXox+79XQaBYgbdS gfKCH5hXhdgAGwBiRdbREe2393UthxX89jkK2ZeoKkKH9oMkJlm4hPFNK A==; X-CSE-ConnectionGUID: xs1dbYkoSiO+JX5tlbkhDg== X-CSE-MsgGUID: jmRrD09ATm245n7/eiNQmA== X-IronPort-AV: E=McAfee;i="6800,10657,11615"; a="76046111" X-IronPort-AV: E=Sophos;i="6.19,311,1754982000"; d="scan'208";a="76046111" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Nov 2025 01:39:59 -0800 X-CSE-ConnectionGUID: NcBbNcjMSfWlFVu4D/ZJpA== X-CSE-MsgGUID: zd6fFbEdQ0aBeDUOElrE6A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,311,1754982000"; d="scan'208";a="190071010" Received: from unknown (HELO gnr-sp-2s-612.sh.intel.com) ([10.112.230.229]) by fmviesa007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Nov 2025 01:39:55 -0800 From: Zhenzhong Duan To: qemu-devel@nongnu.org Cc: alex@shazbot.org, clg@redhat.com, eric.auger@redhat.com, mst@redhat.com, jasowang@redhat.com, peterx@redhat.com, ddutile@redhat.com, jgg@nvidia.com, nicolinc@nvidia.com, skolothumtho@nvidia.com, joao.m.martins@oracle.com, clement.mathieu--drif@eviden.com, kevin.tian@intel.com, yi.l.liu@intel.com, chao.p.peng@intel.com, Zhenzhong Duan Subject: [PATCH v8 22/23] intel_iommu: Enable host device when x-flts=on in scalable mode Date: Mon, 17 Nov 2025 04:37:25 -0500 Message-ID: <20251117093729.1121324-23-zhenzhong.duan@intel.com> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20251117093729.1121324-1-zhenzhong.duan@intel.com> References: <20251117093729.1121324-1-zhenzhong.duan@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=192.198.163.9; envelope-from=zhenzhong.duan@intel.com; helo=mgamail.intel.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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_MED=-2.3, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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 Now that all infrastructures of supporting passthrough device running with first stage translation are there, enable it now. Signed-off-by: Zhenzhong Duan Reviewed-by: Eric Auger Reviewed-by: Yi Liu --- hw/i386/intel_iommu_accel.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/hw/i386/intel_iommu_accel.c b/hw/i386/intel_iommu_accel.c index 700284864d..b0242a414a 100644 --- a/hw/i386/intel_iommu_accel.c +++ b/hw/i386/intel_iommu_accel.c @@ -48,9 +48,7 @@ bool vtd_check_hiod_accel(IntelIOMMUState *s, VTDHostIOMMUDevice *vtd_hiod, return false; } - error_setg(errp, - "host IOMMU is incompatible with guest first stage translation"); - return false; + return true; } VTDHostIOMMUDevice *vtd_find_hiod_iommufd(VTDAddressSpace *as) -- 2.47.1