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[79.182.31.92]) by smtp.gmail.com with ESMTPSA id w13sm13166619wrr.67.2020.07.03.02.05.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Jul 2020 02:05:08 -0700 (PDT) Date: Fri, 3 Jul 2020 05:05:07 -0400 From: "Michael S. Tsirkin" To: qemu-devel@nongnu.org Subject: [PULL 37/41] vhost: introduce new VhostOps vhost_force_iommu Message-ID: <20200703090252.368694-38-mst@redhat.com> References: <20200703090252.368694-1-mst@redhat.com> MIME-Version: 1.0 In-Reply-To: <20200703090252.368694-1-mst@redhat.com> X-Mailer: git-send-email 2.27.0.106.g8ac3dc51b1 X-Mutt-Fcc: =sent Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=mst@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Disposition: inline Received-SPF: pass client-ip=207.211.31.81; envelope-from=mst@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/03 01:34:15 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Jason Wang , Cindy Lu Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" From: Cindy Lu This patch introduces new VhostOps vhost_force_iommu callback to force enable features bit VIRTIO_F_IOMMU_PLATFORM. Signed-off-by: Cindy Lu Message-Id: <20200701145538.22333-11-lulu@redhat.com> Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin Acked-by: Jason Wang --- include/hw/virtio/vhost-backend.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/hw/virtio/vhost-backend.h b/include/hw/virtio/vhost-backend.h index bfc24207e2..e7cb8d028c 100644 --- a/include/hw/virtio/vhost-backend.h +++ b/include/hw/virtio/vhost-backend.h @@ -121,6 +121,8 @@ typedef int (*vhost_vq_get_addr_op)(struct vhost_dev *dev, typedef int (*vhost_get_device_id_op)(struct vhost_dev *dev, uint32_t *dev_id); +typedef bool (*vhost_force_iommu_op)(struct vhost_dev *dev); + typedef struct VhostOps { VhostBackendType backend_type; vhost_backend_init vhost_backend_init; @@ -164,6 +166,7 @@ typedef struct VhostOps { vhost_dev_start_op vhost_dev_start; vhost_vq_get_addr_op vhost_vq_get_addr; vhost_get_device_id_op vhost_get_device_id; + vhost_force_iommu_op vhost_force_iommu; } VhostOps; extern const VhostOps user_ops;