From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.1 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 16F74C433B4 for ; Mon, 12 Apr 2021 07:16:33 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B469E610CA for ; Mon, 12 Apr 2021 07:16:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B469E610CA Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=virtualization-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 70BDA838E0; Mon, 12 Apr 2021 07:16:32 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 5OTCddI0t96m; Mon, 12 Apr 2021 07:16:31 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp1.osuosl.org (Postfix) with ESMTP id 31263838CC; Mon, 12 Apr 2021 07:16:31 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 09745C000C; Mon, 12 Apr 2021 07:16:31 +0000 (UTC) Received: from smtp2.osuosl.org (smtp2.osuosl.org [IPv6:2605:bc80:3010::133]) by lists.linuxfoundation.org (Postfix) with ESMTP id 824EEC000A for ; Mon, 12 Apr 2021 07:16:30 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id 57CFE401B6 for ; Mon, 12 Apr 2021 07:16:30 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Authentication-Results: smtp2.osuosl.org (amavisd-new); dkim=pass (1024-bit key) header.d=redhat.com Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id QoiT5EukpliM for ; Mon, 12 Apr 2021 07:16:28 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [63.128.21.124]) by smtp2.osuosl.org (Postfix) with ESMTPS id 5EF97401AD for ; Mon, 12 Apr 2021 07:16:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1618211786; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=+6nhImlR+qM3GuM+TRySf0myMMv0WJfLOSpNifcSyi0=; b=U80xVAmBy8GdBZ+Gi7kaK3tZMrBqw4JdhMzmmLr0SDzQDgDkrjpaMk29s3PiPSDj+DXAGq OepkL/ioc3oMreNmicqVUgiU1sh808wEy+eAsVdVDd7AFqco1d75I56gKGZtMhyJbj7T9F +GEPZS9nDnSrH5kjqdI+DcSpePRykTU= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-602-NEo5XLLuME-EhrKf6vyxYQ-1; Mon, 12 Apr 2021 03:16:23 -0400 X-MC-Unique: NEo5XLLuME-EhrKf6vyxYQ-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 4C679802B4F; Mon, 12 Apr 2021 07:16:21 +0000 (UTC) Received: from wangxiaodeMacBook-Air.local (ovpn-13-232.pek2.redhat.com [10.72.13.232]) by smtp.corp.redhat.com (Postfix) with ESMTP id 66F2E13488; Mon, 12 Apr 2021 07:16:15 +0000 (UTC) Subject: Re: [PATCH v6 09/10] vduse: Introduce VDUSE - vDPA Device in Userspace To: Yongji Xie References: <20210331080519.172-1-xieyongji@bytedance.com> <20210331080519.172-10-xieyongji@bytedance.com> <091dde74-449b-385c-0ec9-11e4847c6c4c@redhat.com> From: Jason Wang Message-ID: Date: Mon, 12 Apr 2021 15:16:13 +0800 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.9.1 MIME-Version: 1.0 In-Reply-To: X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Cc: Jens Axboe , Jonathan Corbet , kvm@vger.kernel.org, "Michael S. Tsirkin" , netdev@vger.kernel.org, Randy Dunlap , Matthew Wilcox , virtualization@lists.linux-foundation.org, Christoph Hellwig , Christian Brauner , bcrl@kvack.org, viro@zeniv.linux.org.uk, Stefan Hajnoczi , linux-fsdevel@vger.kernel.org, Dan Carpenter , =?UTF-8?Q?Mika_Penttil=c3=a4?= X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" CuWcqCAyMDIxLzQvOSDkuIvljYg0OjAyLCBZb25namkgWGllIOWGmemBkzoKPj4+Pj4gK307Cj4+ Pj4+ICsKPj4+Pj4gK3N0cnVjdCB2ZHVzZV9kZXZfY29uZmlnX2RhdGEgewo+Pj4+PiArICAgICBf X3UzMiBvZmZzZXQ7IC8qIG9mZnNldCBmcm9tIHRoZSBiZWdpbm5pbmcgb2YgY29uZmlnIHNwYWNl ICovCj4+Pj4+ICsgICAgIF9fdTMyIGxlbjsgLyogdGhlIGxlbmd0aCB0byByZWFkL3dyaXRlICov Cj4+Pj4+ICsgICAgIF9fdTggZGF0YVtWRFVTRV9DT05GSUdfREFUQV9MRU5dOyAvKiBkYXRhIGJ1 ZmZlciB1c2VkIHRvIHJlYWQvd3JpdGUgKi8KPj4+PiBOb3RlIHRoYXQgc2luY2UgVkRVU0VfQ09O RklHX0RBVEFfTEVOIGlzIHBhcnQgb2YgdUFQSSBpdCBtZWFucyB3ZSBjYW4KPj4+PiBub3QgY2hh bmdlIGl0IGluIHRoZSBmdXR1cmUuCj4+Pj4KPj4+PiBTbyB0aGlzIG1pZ2h0IHN1ZmZjaWVudCBm b3IgZnV0dXJlIGZlYXR1cmVzIG9yIGFsbCB0eXBlIG9mIHZpcnRpbyBkZXZpY2VzLgo+Pj4+Cj4+ PiBEbyB5b3UgbWVhbiAyNTYgaXMgbm8gZW5vdWdoIGhlcmXvvJ8KPj4gWWVzLgo+Pgo+IEJ1dCB0 aGlzIHJlcXVlc3Qgd2lsbCBiZSBzdWJtaXR0ZWQgbXVsdGlwbGUgdGltZXMgaWYgY29uZmlnIGxl bmdoIGlzCj4gbGFyZ2VyIHRoYW4gMjU2LiBTbyBkbyB5b3UgdGhpbmsgd2hldGhlciB3ZSBuZWVk IHRvIGV4dGVudCB0aGUgc2l6ZSB0bwo+IDUxMiBvciBsYXJnZXI/CgoKU28gSSB0aGluayB5b3Un ZCBiZXR0ZXIgZWl0aGVyOgoKMSkgZG9jdW1lbnQgdGhlIGxpbWl0YXRpb24gKDI1NikgaW4gc29t ZXdoZXJlLCAoYmV0dGVyIGJvdGggdWFwaSBhbmQgZG9jKQoKb3IKCjIpIG1ha2UgaXQgdmFyaWFi bGUKClRoYW5rcwoKCj4KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fClZpcnR1YWxpemF0aW9uIG1haWxpbmcgbGlzdApWaXJ0dWFsaXphdGlvbkBsaXN0cy5s aW51eC1mb3VuZGF0aW9uLm9yZwpodHRwczovL2xpc3RzLmxpbnV4Zm91bmRhdGlvbi5vcmcvbWFp bG1hbi9saXN0aW5mby92aXJ0dWFsaXphdGlvbg==