From patchwork Mon Oct 17 09:25:50 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xuan Zhuo X-Patchwork-Id: 13008434 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 326A8C4332F for ; Mon, 17 Oct 2022 09:37:35 +0000 (UTC) Received: from localhost ([::1]:42774 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1okMYu-0000AR-Ot for qemu-devel@archiver.kernel.org; Mon, 17 Oct 2022 05:37:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:55596) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1okMO4-0005Za-3X for qemu-devel@nongnu.org; Mon, 17 Oct 2022 05:26:20 -0400 Received: from out30-57.freemail.mail.aliyun.com ([115.124.30.57]:49037) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1okMNy-0002sw-Sn for qemu-devel@nongnu.org; Mon, 17 Oct 2022 05:26:17 -0400 X-Alimail-AntiSpam: AC=PASS; BC=-1|-1; BR=01201311R191e4; CH=green; DM=||false|; DS=||; FP=0|-1|-1|-1|0|-1|-1|-1; HT=ay29a033018045176; MF=xuanzhuo@linux.alibaba.com; NM=1; PH=DS; RN=8; SR=0; TI=SMTPD_---0VSMILYd_1665998767; Received: from localhost(mailfrom:xuanzhuo@linux.alibaba.com fp:SMTPD_---0VSMILYd_1665998767) by smtp.aliyun-inc.com; Mon, 17 Oct 2022 17:26:08 +0800 From: Xuan Zhuo To: qemu-devel@nongnu.org Cc: Eduardo Habkost , Marcel Apfelbaum , =?utf-8?q?Philippe_Mathieu-D?= =?utf-8?q?aud=C3=A9?= , Yanan Wang , "Michael S. Tsirkin" , Jason Wang , Kangjie Xu Subject: [PATCH v6 07/15] vhost: expose vhost_virtqueue_start() Date: Mon, 17 Oct 2022 17:25:50 +0800 Message-Id: <20221017092558.111082-8-xuanzhuo@linux.alibaba.com> X-Mailer: git-send-email 2.32.0.3.g01195cf9f In-Reply-To: <20221017092558.111082-1-xuanzhuo@linux.alibaba.com> References: <20221017092558.111082-1-xuanzhuo@linux.alibaba.com> MIME-Version: 1.0 X-Git-Hash: 3b20cde7ef Received-SPF: pass client-ip=115.124.30.57; envelope-from=xuanzhuo@linux.alibaba.com; helo=out30-57.freemail.mail.aliyun.com X-Spam_score_int: -98 X-Spam_score: -9.9 X-Spam_bar: --------- X-Spam_report: (-9.9 / 5.0 requ) BAYES_00=-1.9, ENV_AND_HDR_SPF_MATCH=-0.5, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, UNPARSEABLE_RELAY=0.001, USER_IN_DEF_SPF_WL=-7.5 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" From: Kangjie Xu Expose vhost_virtqueue_start(), we need to use it when restarting a virtqueue. Signed-off-by: Kangjie Xu Signed-off-by: Xuan Zhuo Acked-by: Jason Wang --- hw/virtio/vhost.c | 8 ++++---- include/hw/virtio/vhost.h | 3 +++ 2 files changed, 7 insertions(+), 4 deletions(-) diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index 5185c15295..788d0a0679 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -1081,10 +1081,10 @@ out: return ret; } -static int vhost_virtqueue_start(struct vhost_dev *dev, - struct VirtIODevice *vdev, - struct vhost_virtqueue *vq, - unsigned idx) +int vhost_virtqueue_start(struct vhost_dev *dev, + struct VirtIODevice *vdev, + struct vhost_virtqueue *vq, + unsigned idx) { BusState *qbus = BUS(qdev_get_parent_bus(DEVICE(vdev))); VirtioBusState *vbus = VIRTIO_BUS(qbus); diff --git a/include/hw/virtio/vhost.h b/include/hw/virtio/vhost.h index d7eb557885..0054a695dc 100644 --- a/include/hw/virtio/vhost.h +++ b/include/hw/virtio/vhost.h @@ -297,6 +297,9 @@ int vhost_net_set_backend(struct vhost_dev *hdev, int vhost_device_iotlb_miss(struct vhost_dev *dev, uint64_t iova, int write); +int vhost_virtqueue_start(struct vhost_dev *dev, struct VirtIODevice *vdev, + struct vhost_virtqueue *vq, unsigned idx); + void vhost_dev_reset_inflight(struct vhost_inflight *inflight); void vhost_dev_free_inflight(struct vhost_inflight *inflight); void vhost_dev_save_inflight(struct vhost_inflight *inflight, QEMUFile *f);