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bh=rMzfcfElqXmYjTtD+miGi6l1YpfMLIM07gwUkJW1Ka4=; b=NEecZhC7KZ2JR9DGrtaHbi8GthTPa6bKjljhcAjBJrXk+zDPYS4rU5XHPt+B0h5r35II/6 LFGIjj+AZz5rY2+RIn/0QBANSwTre7PbGZP+186BxdxgPuFi3UjDPgH2eAI0RXNwfN3cR+ /hADoIr6WLVLzPpssK7cn0eHr+IK8aw= 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-584-3sQS_sVaMLePpUqD5ntZlw-1; Fri, 30 Oct 2020 07:44:55 -0400 X-MC-Unique: 3sQS_sVaMLePpUqD5ntZlw-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 6B6F01017DD0; Fri, 30 Oct 2020 11:44:54 +0000 (UTC) Received: from [10.72.12.248] (ovpn-12-248.pek2.redhat.com [10.72.12.248]) by smtp.corp.redhat.com (Postfix) with ESMTP id 820275CC26; Fri, 30 Oct 2020 11:44:45 +0000 (UTC) Subject: Re: [PATCH] vhost/vsock: add IOTLB API support To: Stefano Garzarella References: <20201029174351.134173-1-sgarzare@redhat.com> <751cc074-ae68-72c8-71de-a42458058761@redhat.com> <20201030105422.ju2aj2bmwsckdufh@steredhat> From: Jason Wang Message-ID: <278f4732-e561-2b4f-03ee-b26455760b01@redhat.com> Date: Fri, 30 Oct 2020 19:44:43 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20201030105422.ju2aj2bmwsckdufh@steredhat> Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Cc: kvm@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, Stefan Hajnoczi 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" Ck9uIDIwMjAvMTAvMzAg5LiL5Y2INjo1NCwgU3RlZmFubyBHYXJ6YXJlbGxhIHdyb3RlOgo+IE9u IEZyaSwgT2N0IDMwLCAyMDIwIGF0IDA2OjAyOjE4UE0gKzA4MDAsIEphc29uIFdhbmcgd3JvdGU6 Cj4+Cj4+IE9uIDIwMjAvMTAvMzAg5LiK5Y2IMTo0MywgU3RlZmFubyBHYXJ6YXJlbGxhIHdyb3Rl Ogo+Pj4gVGhpcyBwYXRjaCBlbmFibGVzIHRoZSBJT1RMQiBBUEkgc3VwcG9ydCBmb3Igdmhvc3Qt dnNvY2sgZGV2aWNlcywKPj4+IGFsbG93aW5nIHRoZSB1c2Vyc3BhY2UgdG8gZW11bGF0ZSBhbiBJ T01NVSBmb3IgdGhlIGd1ZXN0Lgo+Pj4KPj4+IFRoZXNlIGNoYW5nZXMgd2VyZSBtYWRlIGZvbGxv d2luZyB2aG9zdC1uZXQsIGluIGRldGFpbHMgdGhpcyBwYXRjaDoKPj4+IC0gZXhwb3NlcyBWSVJU SU9fRl9BQ0NFU1NfUExBVEZPUk0gZmVhdHVyZSBhbmQgaW5pdHMgdGhlIGlvdGxiCj4+PiDCoCBk ZXZpY2UgaWYgdGhlIGZlYXR1cmUgaXMgYWNrZWQKPj4+IC0gaW1wbGVtZW50cyBWSE9TVF9HRVRf QkFDS0VORF9GRUFUVVJFUyBhbmQKPj4+IMKgIFZIT1NUX1NFVF9CQUNLRU5EX0ZFQVRVUkVTIGlv Y3Rscwo+Pj4gLSBjYWxscyB2cV9tZXRhX3ByZWZldGNoKCkgYmVmb3JlIHZxIHByb2Nlc3Npbmcg dG8gcHJlZmV0Y2ggdnEKPj4+IMKgIG1ldGFkYXRhIGFkZHJlc3MgaW4gSU9UTEIKPj4+IC0gcHJv dmlkZXMgLnJlYWRfaXRlciwgLndyaXRlX2l0ZXIsIGFuZCAucG9sbCBjYWxsYmFja3MgZm9yIHRo ZQo+Pj4gwqAgY2hhcmRldjsgdGhleSBhcmUgdXNlZCBieSB0aGUgdXNlcnNwYWNlIHRvIGV4Y2hh bmdlIElPVExCIG1lc3NhZ2VzCj4+Pgo+Pj4gVGhpcyBwYXRjaCB3YXMgdGVzdGVkIHdpdGggUUVN VSBhbmQgYSBwYXRjaCBhcHBsaWVkIFsxXSB0byBmaXggYQo+Pj4gc2ltcGxlIGlzc3VlOgo+Pj4g wqDCoMKgICQgcWVtdSAtTSBxMzUsYWNjZWw9a3ZtLGtlcm5lbC1pcnFjaGlwPXNwbGl0IFwKPj4+ IMKgwqDCoMKgwqDCoMKgwqDCoMKgIC1kcml2ZSBmaWxlPWZlZG9yYS5xY293Mixmb3JtYXQ9cWNv dzIsaWY9dmlydGlvIFwKPj4+IMKgwqDCoMKgwqDCoMKgwqDCoMKgIC1kZXZpY2UgaW50ZWwtaW9t bXUsaW50cmVtYXA9b24gXAo+Pj4gwqDCoMKgwqDCoMKgwqDCoMKgwqAgLWRldmljZSB2aG9zdC12 c29jay1wY2ksZ3Vlc3QtY2lkPTMsaW9tbXVfcGxhdGZvcm09b24KPj4KPj4KPj4gUGF0Y2ggbG9v a3MgZ29vZCwgYnV0IGEgcXVlc3Rpb246Cj4+Cj4+IEl0IGxvb2tzIHRvIG1lIHlvdSBkb24ndCBl bmFibGUgQVRTIHdoaWNoIG1lYW5zIHZob3N0IHdvbid0IGdldCBhbnkgCj4+IGludmFsaWRhdGlv biByZXF1ZXN0IG9yIGRpZCBJIG1pc3MgYW55dGhpbmc/Cj4+Cj4KPiBZb3UncmUgcmlnaHQsIEkg ZGlkbid0IHNlZSBpbnZhbGlkYXRpb24gcmVxdWVzdHMsIG9ubHkgbWlzcyBhbmQgdXBkYXRlcy4K PiBOb3cgSSBoYXZlIHRyaWVkIHRvIGVuYWJsZSAnYXRzJyBhbmQgJ2RldmljZS1pb3RsYicgYnV0 IEkgc3RpbGwgZG9uJ3QgCj4gc2VlIGFueSBpbnZhbGlkYXRpb24uCj4KPiBIb3cgY2FuIEkgdGVz dCBpdD8gKFNvcnJ5IGJ1dCBJIGRvbid0IGhhdmUgbXVjaCBleHBlcmllbmNlIHlldCB3aXRoIAo+ IHZJT01NVSkKCgpJIGd1ZXNzIGl0J3MgYmVjYXVzZSB0aGUgYmF0Y2hlZCB1bm1hcC4gTWF5YmUg eW91IGNhbiB0cnkgdG8gdXNlIAoiaW50ZWxfaW9tbXU9c3RyaWN0IiBpbiBndWVzdCBrZXJuZWwg Y29tbWFuZCBsaW5lIHRvIHNlZSBpZiBpdCB3b3Jrcy4KCkJ0dywgbWFrZSBzdXJlIHRoZSBxZW11 IGNvbnRhaW5zIHRoZSBwYXRjaCBbMV0uIE90aGVyd2lzZSBBVFMgd29uJ3QgYmUgCmVuYWJsZWQg Zm9yIHJlY2VudCBMaW51eCBLZXJuZWwgaW4gdGhlIGd1ZXN0LgoKVGhhbmtzCgpbMV0gaHR0cHM6 Ly9wYXRjaGV3Lm9yZy9RRU1VLzIwMjAwOTA5MDgxNzMxLjI0Njg4LTEtamFzb3dhbmdAcmVkaGF0 LmNvbS8KCj4KPiBUaGFua3MsCj4gU3RlZmFubwo+CgpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpWaXJ0dWFsaXphdGlvbiBtYWlsaW5nIGxpc3QKVmlydHVh bGl6YXRpb25AbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6Ly9saXN0cy5saW51eGZv dW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8vdmlydHVhbGl6YXRpb24=