From patchwork Fri Jun 24 02:55:57 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xuan Zhuo X-Patchwork-Id: 12893395 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 82CB2CCA482 for ; Fri, 24 Jun 2022 02:57:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231510AbiFXC5k (ORCPT ); Thu, 23 Jun 2022 22:57:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44516 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231490AbiFXC5L (ORCPT ); Thu, 23 Jun 2022 22:57:11 -0400 Received: from out30-133.freemail.mail.aliyun.com (out30-133.freemail.mail.aliyun.com [115.124.30.133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B3F3F62BF7; Thu, 23 Jun 2022 19:57:06 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R101e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018046050;MF=xuanzhuo@linux.alibaba.com;NM=1;PH=DS;RN=37;SR=0;TI=SMTPD_---0VHF1UFn_1656039419; Received: from localhost(mailfrom:xuanzhuo@linux.alibaba.com fp:SMTPD_---0VHF1UFn_1656039419) by smtp.aliyun-inc.com; Fri, 24 Jun 2022 10:57:01 +0800 From: Xuan Zhuo To: virtualization@lists.linux-foundation.org Cc: Richard Weinberger , Anton Ivanov , Johannes Berg , "Michael S. Tsirkin" , Jason Wang , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Hans de Goede , Mark Gross , Vadim Pasternak , Bjorn Andersson , Mathieu Poirier , Cornelia Huck , Halil Pasic , Eric Farman , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , John Fastabend , Xuan Zhuo , Vincent Whitchurch , linux-um@lists.infradead.org, netdev@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-s390@vger.kernel.org, kvm@vger.kernel.org, bpf@vger.kernel.org, kangjie.xu@linux.alibaba.com Subject: [PATCH v10 17/41] virtio_ring: packed: introduce vring_free_packed Date: Fri, 24 Jun 2022 10:55:57 +0800 Message-Id: <20220624025621.128843-18-xuanzhuo@linux.alibaba.com> X-Mailer: git-send-email 2.31.0 In-Reply-To: <20220624025621.128843-1-xuanzhuo@linux.alibaba.com> References: <20220624025621.128843-1-xuanzhuo@linux.alibaba.com> MIME-Version: 1.0 X-Git-Hash: fef800c86cd2 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Free the structure struct vring_vritqueue_packed. Subsequent patches require it. Signed-off-by: Xuan Zhuo --- drivers/virtio/virtio_ring.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 1ba00e73d601..a72b929f51fb 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -1807,6 +1807,27 @@ static struct vring_desc_extra *vring_alloc_desc_extra(unsigned int num) return desc_extra; } +static void vring_free_packed(struct vring_virtqueue_packed *vring, + struct virtio_device *vdev) +{ + if (vring->vring.desc) + vring_free_queue(vdev, vring->ring_size_in_bytes, + vring->vring.desc, vring->ring_dma_addr); + + if (vring->vring.driver) + vring_free_queue(vdev, vring->event_size_in_bytes, + vring->vring.driver, + vring->driver_event_dma_addr); + + if (vring->vring.device) + vring_free_queue(vdev, vring->event_size_in_bytes, + vring->vring.device, + vring->device_event_dma_addr); + + kfree(vring->desc_state); + kfree(vring->desc_extra); +} + static struct virtqueue *vring_create_virtqueue_packed( unsigned int index, unsigned int num,