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 AFDF4C4743C for ; Wed, 23 Jun 2021 04:09:23 +0000 (UTC) Received: from smtp4.osuosl.org (smtp4.osuosl.org [140.211.166.137]) (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 5231760C41 for ; Wed, 23 Jun 2021 04:09:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5231760C41 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 smtp4.osuosl.org (Postfix) with ESMTP id BCF234060C; Wed, 23 Jun 2021 04:09:22 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp4.osuosl.org ([127.0.0.1]) by localhost (smtp4.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id tdJ-hZ2qPBha; Wed, 23 Jun 2021 04:09:19 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by smtp4.osuosl.org (Postfix) with ESMTPS id 5FA014060B; Wed, 23 Jun 2021 04:09:18 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 2FCC0C001A; Wed, 23 Jun 2021 04:09:18 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 20F62C000E for ; Wed, 23 Jun 2021 04:09:17 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id EF28983BFA for ; Wed, 23 Jun 2021 04:09:16 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Authentication-Results: smtp1.osuosl.org (amavisd-new); dkim=pass (1024-bit key) header.d=redhat.com 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 IJtgjqxI7YCE for ; Wed, 23 Jun 2021 04:09:16 +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 [216.205.24.124]) by smtp1.osuosl.org (Postfix) with ESMTPS id 36EBE83BF8 for ; Wed, 23 Jun 2021 04:09:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1624421355; 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=4f7bV9ZblohGjuj62rD0ZyIfAgNZj5xtieBA/ZY0oo0=; b=TfB6EKWjO6yJBxCECwwxLCh0CulsDu5Upo9ZjXstyHJ+2s+NCDCGhfNtsup5nSbaAZ6BEh yMw4Z4T8QrhxwJ2QOd3VXpqVIxC8xKAfF17PLSGdnhfuNra8RyA1ZhIBMtNLKXbpRgo8Nw YGZ9eXEeDtxYbxdK3WWlScFJH51ecE8= Received: from mail-pj1-f72.google.com (mail-pj1-f72.google.com [209.85.216.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-107-6ZkWmxwCOz6dLoUwk4uLZg-1; Wed, 23 Jun 2021 00:09:13 -0400 X-MC-Unique: 6ZkWmxwCOz6dLoUwk4uLZg-1 Received: by mail-pj1-f72.google.com with SMTP id h8-20020a17090ac388b029016f602f0758so3067120pjt.2 for ; Tue, 22 Jun 2021 21:09:13 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding :content-language; bh=4f7bV9ZblohGjuj62rD0ZyIfAgNZj5xtieBA/ZY0oo0=; b=inqD9tyX1GW2MEUP2Wt3HiqQxMCBruLl6wQel+TyifUZtJaOAJwpeINUtIP4IvJzUs O6coDGrDR0Gf85PjLhnD96QS7P8GlgsgPoqEHShhGjgfFJZAN4xw6GBAxjrxshmCQNZ6 Hap70rTVnto7defxp3Wp1Ifn+Lz2+si8FopfnW+uyHJ49WDoAwqrxG411cwHsxBjvE50 uXXkyVD2ulir0vZlDObcsYm79ADu3/AA82x5e5WbTLaUWsibA79twrVJm/M9iJcovH0R u/muESYdOdoPVaDORLuJ00BHB1j4pNJ7z70SD6/67oSOIMbRNpYyzTFwpAa2vAZNh2gY UszQ== X-Gm-Message-State: AOAM530IECDswcRfG7LG4z27f+eX0yQgilsLH5NSry2+cgl9eljklehQ qAO2/nI1wrgmK6oGm6Bo6mfhG0Bein7xHfmV0amrLVxWTQEAp0gdMqdIOoHIwlSFIVJzCCOyxMW tHn+AK6iemlRMYy8XtDhPf+mF1zWYcTQAeY0l5Yt2ew== X-Received: by 2002:a63:1e55:: with SMTP id p21mr1880642pgm.412.1624421352336; Tue, 22 Jun 2021 21:09:12 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzRQQN9p784Q3FD53PEDLM6yc8yZ7S1AdO/X2/Ki23C14vsX68ESgVvCMdjJsRvMtk59iCgwQ== X-Received: by 2002:a63:1e55:: with SMTP id p21mr1880624pgm.412.1624421352125; Tue, 22 Jun 2021 21:09:12 -0700 (PDT) Received: from wangxiaodeMacBook-Air.local ([209.132.188.80]) by smtp.gmail.com with ESMTPSA id b3sm3928037pjz.49.2021.06.22.21.09.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 22 Jun 2021 21:09:11 -0700 (PDT) Subject: Re: [PATCH linux-next v3 2/6] vdpa: Introduce query of device config layout To: Parav Pandit , "virtualization@lists.linux-foundation.org" References: <20210616191155.102303-1-parav@nvidia.com> <20210616191155.102303-3-parav@nvidia.com> From: Jason Wang Message-ID: <0434617e-f960-eb1a-a682-49b6a754413f@redhat.com> Date: Wed, 23 Jun 2021 12:08:52 +0800 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jasowang@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Cc: Eli Cohen , "mst@redhat.com" 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" CuWcqCAyMDIxLzYvMjIg5LiL5Y2IMTA6MDMsIFBhcmF2IFBhbmRpdCDlhpnpgZM6Cj4+IElzIGl0 IGJldHRlciB0byB1c2UgYSBzZXBhcmF0ZSBlbnVtIGZvciBuZXQgc3BlY2lmaWMgYXR0cmlidXRl cz8KPj4KPiBZZXMsIGJlY2F1c2UgdGhleSBhcmUgb25seSBuZXQgc3BlY2lmaWMuCj4gSSBndWVz cyBpdCBpcyByZWxhdGVkIHRvIHlvdXIgYmVsb3cgcXVlc3Rpb24uCj4KPj4gQW5vdGhlciBxdWVz dGlvbiAoc29ycnkgaWYgaXQgaGFzIGJlZW4gYXNrZWQgYmVmb3JlKS4gQ2FuIHdlIHNpbXBseQo+ PiByZXR1cm4gdGhlIGNvbmZpZyAoYmluYXJ5KSB0byB0aGUgdXNlcnNwYWNlLCB0aGVuIHVzZXNw YWNlIGNhbiB1c2UgdGhlCj4+IGV4aXN0aW5nIHVBUEkgbGlrZSB2aXJ0aW9fbmV0X2NvbmZpZyBw bHVzIHRoZSBmZWF0dXJlIHRvIGV4cGxhaW4gdGhlIGNvbmZpZz8KPj4KPiBXZSBkaWQgZGlzY3Vz cyBpbiB2Mi4KPiBVc3VhbGx5IHJldHVybmluZyB0aGUgd2hvbGUgYmxvYiBhbmQgcGFyc2luZyBp cyBub3QgZGVzaXJlZCB2aWEgbmV0bGluay4KPiBSZXR1cm5pbmcgaW5kaXZpZHVhbCBmaWVsZHMg Z2l2ZSB0aGUgZnVsbCBmbGV4aWJpbGl0eSB0byByZXR1cm4gb25seSB0aGUgdmFsaWQgZmllbGRz Lgo+IE90aGVyd2lzZSB3ZSBuZWVkIHRvIGltcGxlbWVudCBhbm90aGVyIGJpdG1hc2sgdG9vIHRv IHRlbGwgd2hpY2ggZmllbGRzIGZyb20gdGhlIHN0cnVjdCBhcmUgdmFsaWQgYW5kIHNoYXJlIHdp dGggdXNlciBzcGFjZS4KPiBSZXR1cm5pbmcgaW5kaXZpZHVhbCBmaWVsZHMgaXMgdGhlIHdpZGVs eSB1c2VkIGFwcHJvYWNoLgoKClRoZSBtYWluIGNvbmNlcm5zIGFyZToKCjEpIFRoZSBibG9iIHdp bGwgYmUgc2VsZiBjb250YWluZWQgaWYgaXQgd2FzIHBhc3NlZCB3aXRoIHRoZSBuZWdvdGlhdGVk IApmZWF0dXJlcywgc28gd2UgZG9uJ3QgbmVlZCBiaXRtYXNrLgoyKSBVc2luZyBpbmRpdmlkdWFs IGZpZWxkcyBtZWFucyBpdCBtdXN0IGR1cGxpY2F0ZSB0aGUgY29uZmlnIGZpZWxkcyBvZiAKZXZl cnkgdmlydGlvIGRldmljZXMKCkFuZCBhY3R1YWxseSwgaXQncyBub3QgdGhlIGJpbmFyeSBibG9i IHNpbmNlIHVhcGkgY2xlYXJseSBkZWZpbmUgdGhlIApmb3JtYXQgKGUuZyBzdHJ1Y3QgdmlydGlv X25ldF9jb25maWcpLCBjYW4gd2UgZmluZCBhIHdheSB0byB1c2UgdGhhdD/CoCAKRS5nIGludHJv ZHVjZSBkZXZpY2UvbmV0IHNwZWNpZmljIGNvbW1hbmQgYW5kIHBhc3NpbmcgdGhlIGJsb2Igd2l0 aCAKbGVuZ3RoIGFuZCBuZWdvdGlhdGVkIGZlYXR1cmVzLgoKVGhhbmtzCgoKPgoKX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KVmlydHVhbGl6YXRpb24gbWFp bGluZyBsaXN0ClZpcnR1YWxpemF0aW9uQGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3JnCmh0dHBz Oi8vbGlzdHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xpc3RpbmZvL3ZpcnR1YWxpemF0 aW9u