From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Wang Subject: Re: [PATCH net-next V2 0/8] Packed virtqueue support for vhost Date: Mon, 16 Jul 2018 17:46:33 +0800 Message-ID: <33f4643f-f226-0389-1f4f-607c289db94e__40950.7787939676$1531734289$gmane$org@redhat.com> References: <1531711691-6769-1-git-send-email-jasowang@redhat.com> <20180716113720-mutt-send-email-mst@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180716113720-mutt-send-email-mst@kernel.org> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: "Michael S. Tsirkin" Cc: kvm@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, maxime.coquelin@redhat.com, wexu@redhat.com List-Id: virtualization@lists.linuxfoundation.org CgpPbiAyMDE45bm0MDfmnIgxNuaXpSAxNjozOSwgTWljaGFlbCBTLiBUc2lya2luIHdyb3RlOgo+ IE9uIE1vbiwgSnVsIDE2LCAyMDE4IGF0IDExOjI4OjAzQU0gKzA4MDAsIEphc29uIFdhbmcgd3Jv dGU6Cj4+IEhpIGFsbDoKPj4KPj4gVGhpcyBzZXJpZXMgaW1wbGVtZW50cyBwYWNrZWQgdmlydHF1 ZXVlcy4gVGhlIGNvZGUgd2VyZSB0ZXN0ZWQgd2l0aAo+PiBUaXdlaSdzIGd1ZXN0IGRyaXZlciBz ZXJpZXMgYXQgaHR0cHM6Ly9wYXRjaHdvcmsub3psYWJzLm9yZy9jb3Zlci85NDIyOTcvCj4+Cj4+ Cj4+IFBrdGdlbiB0ZXN0IGZvciBib3RoIFJYIGFuZCBUWCBkb2VzIG5vdCBzaG93IG9idmlvdXMg ZGlmZmVyZW5jZSB3aXRoCj4+IHNwbGl0IHZpcnRxdWV1ZXMuIFRoZSBtYWluIGJvdHRsZW5lY2sg aXMgdGhlIGd1ZXN0IExpbnV4IGRyaXZlciwgc2luY2UKPj4gaXQgY2FuIG5vdCBzdHJlc3Mgdmhv c3QgZm9yIGEgMTAwJSBDUFUgdXRpbGl6YXRpb24uIEEgZnVsbCBUQ1AKPj4gYmVuY2htYXJrIGlz IG9uZ29pbmcuIFdpbGwgdGVzdCB2aXJ0aW8tbmV0IHBtZCBhcyB3ZWxsIHdoZW4gaXQgd2FzCj4+ IHJlYWR5Lgo+IFdlbGwgdGhlIHF1ZXN0aW9uIHRoZW4gaXMgd2h5IHdlIHNob3VsZCBib3RoZXIg bWVyZ2luZyB0aGlzCj4gaWYgdGhpcyBkb2Vzbid0IGdpdmUgYSBwZXJmb3JtYW5jZSBnYWluLgoK V2UgbWVldCBib3R0bGVuZWNrcyBhdCBvdGhlciBwbGFjZXMuIEkgY2FuIG9ubHkgdGVzdCBMaW51 eCBkcml2ZXIgd2hpY2ggCmhhcyBsb3RzIG9mIG92ZXJoZWFkcyBlLmcgaW50ZXJydXB0cy4gQW5k IHBlcmYgc2hvdyBvbmx5IGEgc21hbGwgCmZyYWN0aW9uIG9mIHRpbWUgd2VyZSBzcGVudCBvbiBl LmcgdmlydHF1ZXVlIG1hbmlwdWxhdGlvbi4gSSBob3BlIAp2aXJ0aW8tbmV0IHBtZCBjYW4gZ2l2 ZSB1cyBkaWZmZXJlbnQgcmVzdWx0IGJ1dCB3ZSBkb24ndCBoYXZlIG9uZSByZWFkeSAKZm9yIHRl c3Rpbmcgbm93LiAoSmVuJ3MgVjQgaGF2ZSBidWdzIHRodXMgY2FuIG5vdCB3b3JrIHdpdGggdGhp cyBzZXJpZXMpLgoKPiAgIERvIHlvdSBzZWUKPiBhIGdhaW4gaW4gQ1BVIHV0aWxpemF0aW9uIG1h eWJlPwoKVW5mb3J0dW5hdGVseSBub3QuCgo+Cj4gSWYgbm90IC0gbGV0J3Mgd2FpdCBmb3IgdGhh dCBUQ1AgYmVuY2htYXJrIHJlc3VsdD8KCldlIGNhbiwgYnV0IHlvdSBrbm93IFRDUF9TVFJFQU0g cmVzdWx0IGlzIHNvbWV0aW1lIG1pc2xlYWRpbmcuCgpBIGJydW5jaCBvZiBvdGhlciBwYXRjaGVz IG9mIG1pbmUgd2VyZSByZWJhc2VkIG9uIHRoaXMgYW5kIHRoZW4gYmxvY2tlZCAKb24gdGhpcyBz ZXJpZXMuIENvbnNpZGVyIHdlIGRvbid0IG1lZXQgcmVncmVzc2lvbiwgbWF5YmUgd2UgY2FuIG1l cmdlIAp0aGlzIGZpcnN0IGFuZCB0cnkgb3B0aW1pemF0aW9ucyBvciBmaXh1cHMgb24gdG9wPwoK VGhhbmtzCgo+Cj4+IE5vdGVzOgo+PiAtIFRoaXMgdmVyc2lvbiBkZXBlbmRzIG9uIFRpd2VpJ3Mg c2VyaWVzIGF0IGh0dHBzOi8vcGF0Y2h3b3JrLm96bGFicy5vcmcvY292ZXIvOTQyMjk3Lwo+Pgo+ PiBUaGlzIHZlcnNpb24gd2VyZSB0ZXN0ZWQgd2l0aDoKPj4KPj4gLSBaZXJvY29weSAoT3V0IG9m IE9yZGVyKSBzdXBwb3J0Cj4+IC0gdklPTU1VIHN1cHBvcnQKPj4gLSBtZXJnZWFibGUgYnVmZmVy IG9uL29mZgo+PiAtIGJ1c3kgcG9sbGluZyBvbi9vZmYKPj4gLSB2c29jayAobmMtdnNvY2spCj4+ Cj4+IENoYW5nZXMgZnJvbSBWMToKPj4gLSBkcm9wIHVhcGkgcGF0Y2ggYW5kIHVzZSBUaXdlaSdz Cj4+IC0gc3BsaXQgdGhlIGVuYWJsZW1lbnQgb2YgcGFja2VkIHZpcnRxdWV1ZSBpbnRvIGEgc2Vw YXJhdGUgcGF0Y2gKPj4KPj4gQ2hhbmdlcyBmcm9tIFJGQyBWNToKPj4KPj4gLSBzYXZlIHVubmVj ZXNzYXJ5IGJhcnJpZXJzIGR1cmluZyB2aG9zdF9hZGRfdXNlZF9wYWNrZWRfbigpCj4+IC0gbW9y ZSBjb21wYWN0IG1hdGggZm9yIGV2ZW50IGlkeAo+PiAtIGZpeCBmYWlsdXJlIG9mIFNFVF9WUklO R19CQVNFIHdoZW4gYXZhaWxfd3JhcF9jb3VudGVyIGlzIHRydWUKPj4gLSBmaXggbm90IGNvcHkg YXZhaWxfd3JhcF9jb3VudGVyIGR1cmluZyBHRVRfVlJJTkdfQkFTRQo+PiAtIGludHJvZHVjZSBT RVRfVlJJTkdfVVNFRF9CQVNFL0dFVF9WUklOR19VU0VEX0JBU0UgZm9yIHN5bmNpbmcgbGFzdF91 c2VkX2lkeAo+PiAtIHJlbmFtZSB1c2VkX3dyYXBfY291bnRlciB0byBsYXN0X3VzZWRfd3JhcF9j b3VudGVyCj4+IC0gcmViYXNlIHRvIG5ldC1uZXh0Cj4+Cj4+IENoYW5nZXMgZnJvbSBSRkMgVjQ6 Cj4+Cj4+IC0gZml4IHNpZ25hbGxlZF91c2VkIGluZGV4IHJlY29yZGluZwo+PiAtIHRyYWNrIGF2 YWlsIGluZGV4IGNvcnJlY3RseQo+PiAtIHZhcmlvdXMgbWlub3IgZml4ZXMKPj4KPj4gQ2hhbmdl cyBmcm9tIFJGQyBWMzoKPj4KPj4gLSBGaXggbWF0aCBvbiBldmVudCBpZHggY2hlY2tpbmcKPj4g LSBTeW5jIGxhc3QgYXZhaWwgd3JhcCBjb3VudGVyIHRocm91Z2ggR0VUL1NFVF9WUklOR19CQVNF Cj4+IC0gcmVtb3ZlIGRlc2NfZXZlbnQgcHJlZml4IGluIHRoZSBkcml2ZXIvZGV2aWNlIHN0cnVj dHVyZQo+Pgo+PiBDaGFuZ2VzIGZyb20gUkZDIFYyOgo+Pgo+PiAtIGRvIG5vdCB1c2UgJiBpbiBj aGVja2luZyBkZXNjX2V2ZW50X2ZsYWdzCj4+IC0gb2ZmIHNob3VsZCBiZSBtb3N0IHNpZ25pZmlj YW50IGJpdAo+PiAtIHJlbW92ZSB0aGUgd29ya2Fyb3VuZCBvZiBtZXJnZWFibGUgYnVmZmVyIGZv ciBkcGRrIHByb3RvdHlwZQo+PiAtIGlkIHNob3VsZCBiZSBpbiB0aGUgbGFzdCBkZXNjcmlwdG9y IGluIHRoZSBjaGFpbgo+PiAtIGtlZXAgX0ZfV1JJVEUgZm9yIHdyaXRlIGRlc2NyaXB0b3Igd2hl biBhZGRpbmcgdXNlZAo+PiAtIGRldmljZSBmbGFncyB1cGRhdGluZyBzaG91bGQgdXNlIEFERFJf VVNFRCB0eXBlCj4+IC0gcmV0dXJuIGVycm9yIG9uIHVuZXhwZWN0ZWQgdW5hdmFpbCBkZXNjcmlw dG9yIGluIGEgY2hhaW4KPj4gLSByZXR1cm4gZmFsc2UgaW4gdmhvc3RfdmVfYXZhaWxfZW1wdHkg aXMgZGVzY3JpcHRvciBpcyBhdmFpbGFibGUKPj4gLSB0cmFjayBsYXN0IHNlZW4gYXZhaWxfd3Jh cF9jb3VudGVyCj4+IC0gY29ycmVjdGx5IGV4YW1pbmUgYXZhaWxhYmxlIGRlc2NyaXB0b3IgaW4g Z2V0X2luZGlyZWN0X3BhY2tlZCgpCj4+IC0gdmhvc3RfaWR4X2RpZmYgc2hvdWxkIHJldHVybiB1 MTYgaW5zdGVhZCBvZiBib29sCj4+Cj4+IENoYW5nZXMgZnJvbSBSRkMgVjE6Cj4+Cj4+IC0gUmVm YWN0b3Igdmhvc3QgdXNlZCBlbGVtIGNvZGUgdG8gYXZvaWQgb3BlbiBjb2Rpbmcgb24gdXNlZCBl bGVtCj4+IC0gRXZlbnQgc3VwcHJlc3Npb24gc3VwcG9ydCAoY29tcGlsZSB0ZXN0IG9ubHkpLgo+ PiAtIEluZGlyZWN0IGRlc2NyaXB0b3Igc3VwcG9ydCAoY29tcGlsZSB0ZXN0IG9ubHkpLgo+PiAt IFplcm9jb3B5IHN1cHBvcnQuCj4+IC0gdklPTU1VIHN1cHBvcnQuCj4+IC0gU0NTSS9WU09DSyBz dXBwb3J0IChjb21waWxlIHRlc3Qgb25seSkuCj4+IC0gRml4IHNldmVyYWwgYnVncwo+Pgo+PiBK YXNvbiBXYW5nICg4KToKPj4gICAgdmhvc3Q6IG1vdmUgZ2V0X3J4X2J1ZnMgdG8gdmhvc3QuYwo+ PiAgICB2aG9zdDogaGlkZSB1c2VkIHJpbmcgbGF5b3V0IGZyb20gZGV2aWNlCj4+ICAgIHZob3N0 OiBkbyBub3QgdXNlIHZyaW5nX3VzZWRfZWxlbQo+PiAgICB2aG9zdF9uZXQ6IGRvIG5vdCBleHBs aWNpdGx5IG1hbmlwdWxhdGUgdmhvc3RfdXNlZF9lbGVtCj4+ICAgIHZob3N0OiB2aG9zdF9wdXRf dXNlcigpIGNhbiBhY2NlcHQgbWV0YWRhdGEgdHlwZQo+PiAgICB2aG9zdDogcGFja2VkIHJpbmcg c3VwcG9ydAo+PiAgICB2aG9zdDogZXZlbnQgc3VwcHJlc3Npb24gZm9yIHBhY2tlZCByaW5nCj4+ ICAgIHZob3N0OiBlbmFibGUgcGFja2VkIHZpcnRxdWV1ZXMKPj4KPj4gICBkcml2ZXJzL3Zob3N0 L25ldC5jICAgICAgICB8IDE0MyArKy0tLS0tCj4+ICAgZHJpdmVycy92aG9zdC9zY3NpLmMgICAg ICAgfCAgNjIgKy0tCj4+ICAgZHJpdmVycy92aG9zdC92aG9zdC5jICAgICAgfCA5OTQgKysrKysr KysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKy0tLS0tCj4+ICAgZHJpdmVycy92aG9z dC92aG9zdC5oICAgICAgfCAgNTUgKystCj4+ICAgZHJpdmVycy92aG9zdC92c29jay5jICAgICAg fCAgNDIgKy0KPj4gICBpbmNsdWRlL3VhcGkvbGludXgvdmhvc3QuaCB8ICAgNyArCj4+ICAgNiBm aWxlcyBjaGFuZ2VkLCAxMDM1IGluc2VydGlvbnMoKyksIDI2OCBkZWxldGlvbnMoLSkKPj4KPj4g LS0gCj4+IDIuNy40CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpWaXJ0dWFsaXphdGlvbiBtYWlsaW5nIGxpc3QKVmlydHVhbGl6YXRpb25AbGlzdHMubGlu dXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6Ly9saXN0cy5saW51eGZvdW5kYXRpb24ub3JnL21haWxt YW4vbGlzdGluZm8vdmlydHVhbGl6YXRpb24=