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Thu, 15 Apr 2021 23:24:38 -0400 X-MC-Unique: aChSZ2eYPcWkYTo_ixynCg-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id B9916501FB; Fri, 16 Apr 2021 03:24:35 +0000 (UTC) Received: from wangxiaodeMacBook-Air.local (ovpn-13-140.pek2.redhat.com [10.72.13.140]) by smtp.corp.redhat.com (Postfix) with ESMTP id 2EA1518B42; Fri, 16 Apr 2021 03:24:20 +0000 (UTC) Subject: Re: [PATCH v6 09/10] vduse: Introduce VDUSE - vDPA Device in Userspace To: Xie Yongji , mst@redhat.com, stefanha@redhat.com, sgarzare@redhat.com, parav@nvidia.com, hch@infradead.org, christian.brauner@canonical.com, rdunlap@infradead.org, willy@infradead.org, viro@zeniv.linux.org.uk, axboe@kernel.dk, bcrl@kvack.org, corbet@lwn.net, mika.penttila@nextfour.com, dan.carpenter@oracle.com References: <20210331080519.172-1-xieyongji@bytedance.com> <20210331080519.172-10-xieyongji@bytedance.com> From: Jason Wang Message-ID: <87a54b5e-626d-7e04-93f4-f59eddff9947@redhat.com> Date: Fri, 16 Apr 2021 11:24:19 +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: <20210331080519.172-10-xieyongji@bytedance.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Cc: linux-fsdevel@vger.kernel.org, netdev@vger.kernel.org, kvm@vger.kernel.org, virtualization@lists.linux-foundation.org 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="gbk"; Format="flowed" Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" CtTaIDIwMjEvMy8zMSDPws7nNDowNSwgWGllIFlvbmdqaSDQtLXAOgo+ICsJfQo+ICsJY2FzZSBW RFVTRV9JTkpFQ1RfVlFfSVJROgo+ICsJCXJldCA9IC1FSU5WQUw7Cj4gKwkJaWYgKGFyZyA+PSBk ZXYtPnZxX251bSkKPiArCQkJYnJlYWs7Cj4gKwo+ICsJCXJldCA9IDA7Cj4gKwkJcXVldWVfd29y ayh2ZHVzZV9pcnFfd3EsICZkZXYtPnZxc1thcmddLmluamVjdCk7Cj4gKwkJYnJlYWs7CgoKT25l IGFkZGl0aW9uYWwgbm90ZToKClBsZWFzZSB1c2UgYXJyYXlfaW5kZXhfbm9zcGVjKCkgZm9yIGFs bCB2cXNbaWR4XSBhY2Nlc3Mgd2hlcmUgaWR4IGlzIAp1bmRlciB0aGUgY29udHJvbCBvZiB1c2Vy c3BhY2UgdG8gYXZvaWQgcG90ZW50aWFsIHNwZWN0cmUgZXhwbG9pdGF0aW9uLgoKVGhhbmtzCgpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpWaXJ0dWFsaXph dGlvbiBtYWlsaW5nIGxpc3QKVmlydHVhbGl6YXRpb25AbGlzdHMubGludXgtZm91bmRhdGlvbi5v cmcKaHR0cHM6Ly9saXN0cy5saW51eGZvdW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8vdmly dHVhbGl6YXRpb24=