From patchwork Fri Feb 3 15:06:33 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 13127947 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 9DF96C64EC6 for ; Fri, 3 Feb 2023 15:10:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234360AbjBCPKi (ORCPT ); Fri, 3 Feb 2023 10:10:38 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50920 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234207AbjBCPJI (ORCPT ); Fri, 3 Feb 2023 10:09:08 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 327D2A7033; Fri, 3 Feb 2023 07:08:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=68cg5sT+53fHc5ofdY3atwSg1h/zl/AMIkCUias8WPw=; b=OrVHU0josMG1tm0/qll5D//KkE sHB2FVfpIhpYTK7rLXJfQyDklsJwU4X0/58LWBOWDUlFRpxm5OX8LZ38On6gVe2XpIOPkeA+P8xoD TZ2DO8jwimsWHueBdTjTCX0C3zVEQX2st4MqlC1sZLeSZATk763qhW5Dd6aQJXWNFMvnnXAy/95Z8 TIBdyMza3fTMTZS9466lhnbRr1s77/RsbXXj8E6Xw/boPxxUBFIiwZCUCRBpZKvgXDUam/JKncbGw EiV8Ifcm45+2EeKCpIOEezYaOc4hDJV6kCVQL6LXD/9gGTXnlkyGLx8cGYuQpVJ8Hzh85F9kOLrSa NJbG5t2A==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxfP-002bWg-QF; Fri, 03 Feb 2023 15:07:56 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 22/23] vringh: use bvec_set_page to initialize a bvec Date: Fri, 3 Feb 2023 16:06:33 +0100 Message-Id: <20230203150634.3199647-23-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Use the bvec_set_page helper to initialize a bvec. Signed-off-by: Christoph Hellwig Acked-by: Jason Wang --- drivers/vhost/vringh.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/vhost/vringh.c b/drivers/vhost/vringh.c index 33eb941fcf1546..a1e27da544814a 100644 --- a/drivers/vhost/vringh.c +++ b/drivers/vhost/vringh.c @@ -1126,9 +1126,8 @@ static int iotlb_translate(const struct vringh *vrh, size = map->size - addr + map->start; pa = map->addr + addr - map->start; pfn = pa >> PAGE_SHIFT; - iov[ret].bv_page = pfn_to_page(pfn); - iov[ret].bv_len = min(len - s, size); - iov[ret].bv_offset = pa & (PAGE_SIZE - 1); + bvec_set_page(&iov[ret], pfn_to_page(pfn), min(len - s, size), + pa & (PAGE_SIZE - 1)); s += size; addr += size; ++ret;