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a="76046111" X-IronPort-AV: E=Sophos;i="6.19,311,1754982000"; d="scan'208";a="76046111" 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" 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: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @intel.com) X-ZM-MESSAGEID: 1763372507477158500 Content-Type: text/plain; charset="utf-8" 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, VTDHostIOMM= UDevice *vtd_hiod, return false; } =20 - error_setg(errp, - "host IOMMU is incompatible with guest first stage translat= ion"); - return false; + return true; } =20 VTDHostIOMMUDevice *vtd_find_hiod_iommufd(VTDAddressSpace *as) --=20 2.47.1