From patchwork Wed Apr 6 03:43:18 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xuan Zhuo X-Patchwork-Id: 12803121 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 2AAC4C433EF for ; Wed, 6 Apr 2022 10:18:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348386AbiDFKUq (ORCPT ); Wed, 6 Apr 2022 06:20:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60394 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1377512AbiDFKSm (ORCPT ); Wed, 6 Apr 2022 06:18:42 -0400 Received: from out30-45.freemail.mail.aliyun.com (out30-45.freemail.mail.aliyun.com [115.124.30.45]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 930F023190E; Tue, 5 Apr 2022 20:44:01 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R121e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e01424;MF=xuanzhuo@linux.alibaba.com;NM=1;PH=DS;RN=34;SR=0;TI=SMTPD_---0V9JmraU_1649216635; Received: from localhost(mailfrom:xuanzhuo@linux.alibaba.com fp:SMTPD_---0V9JmraU_1649216635) by smtp.aliyun-inc.com(127.0.0.1); Wed, 06 Apr 2022 11:43:56 +0800 From: Xuan Zhuo To: virtualization@lists.linux-foundation.org Cc: Jeff Dike , Richard Weinberger , Anton Ivanov , "Michael S. Tsirkin" , Jason Wang , "David S. Miller" , Jakub Kicinski , Hans de Goede , Mark Gross , Vadim Pasternak , Bjorn Andersson , Mathieu Poirier , Cornelia Huck , Halil Pasic , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Alexander Gordeev , Sven Schnelle , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , John Fastabend , Johannes Berg , 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 Subject: [PATCH v9 04/32] virtio_ring: remove the arg vq of vring_alloc_desc_extra() Date: Wed, 6 Apr 2022 11:43:18 +0800 Message-Id: <20220406034346.74409-5-xuanzhuo@linux.alibaba.com> X-Mailer: git-send-email 2.31.0 In-Reply-To: <20220406034346.74409-1-xuanzhuo@linux.alibaba.com> References: <20220406034346.74409-1-xuanzhuo@linux.alibaba.com> MIME-Version: 1.0 X-Git-Hash: 881cb3483d12 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org The parameter vq of vring_alloc_desc_extra() is useless. This patch removes this parameter. Subsequent patches will call this function to avoid passing useless arguments. Signed-off-by: Xuan Zhuo Acked-by: Jason Wang --- drivers/virtio/virtio_ring.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index f1807f6b06a5..cb6010750a94 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -1636,8 +1636,7 @@ static void *virtqueue_detach_unused_buf_packed(struct virtqueue *_vq) return NULL; } -static struct vring_desc_extra *vring_alloc_desc_extra(struct vring_virtqueue *vq, - unsigned int num) +static struct vring_desc_extra *vring_alloc_desc_extra(unsigned int num) { struct vring_desc_extra *desc_extra; unsigned int i; @@ -1755,7 +1754,7 @@ static struct virtqueue *vring_create_virtqueue_packed( /* Put everything in free lists. */ vq->free_head = 0; - vq->packed.desc_extra = vring_alloc_desc_extra(vq, num); + vq->packed.desc_extra = vring_alloc_desc_extra(num); if (!vq->packed.desc_extra) goto err_desc_extra; @@ -2233,7 +2232,7 @@ struct virtqueue *__vring_new_virtqueue(unsigned int index, if (!vq->split.desc_state) goto err_state; - vq->split.desc_extra = vring_alloc_desc_extra(vq, vring.num); + vq->split.desc_extra = vring_alloc_desc_extra(vring.num); if (!vq->split.desc_extra) goto err_extra;