From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael S. Tsirkin" Subject: Re: [RFC v3 0/5] virtio: support packed ring Date: Fri, 27 Apr 2018 07:18:03 +0300 Message-ID: <20180427071725-mutt-send-email-mst__3474.73574006489$1524802576$gmane$org@kernel.org> References: <20180425051550.24342-1-tiwei.bie@intel.com> <5ad1ca01-1e5c-7105-f303-7e8d42f6a068@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <5ad1ca01-1e5c-7105-f303-7e8d42f6a068@redhat.com> 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: Jason Wang Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, wexu@redhat.com List-Id: virtualization@lists.linuxfoundation.org T24gRnJpLCBBcHIgMjcsIDIwMTggYXQgMTE6NTY6MDVBTSArMDgwMCwgSmFzb24gV2FuZyB3cm90 ZToKPiAKPiAKPiBPbiAyMDE45bm0MDTmnIgyNeaXpSAxMzoxNSwgVGl3ZWkgQmllIHdyb3RlOgo+ ID4gSGVsbG8gZXZlcnlvbmUsCj4gPiAKPiA+IFRoaXMgUkZDIGltcGxlbWVudHMgcGFja2VkIHJp bmcgc3VwcG9ydCBpbiB2aXJ0aW8gZHJpdmVyLgo+ID4gCj4gPiBTb21lIHNpbXBsZSBmdW5jdGlv bmFsIHRlc3RzIGhhdmUgYmVlbiBkb25lIHdpdGggSmFzb24ncwo+ID4gcGFja2VkIHJpbmcgaW1w bGVtZW50YXRpb24gaW4gdmhvc3Q6Cj4gPiAKPiA+IGh0dHBzOi8vbGttbC5vcmcvbGttbC8yMDE4 LzQvMjMvMTIKPiA+IAo+ID4gQm90aCBvZiBwaW5nIGFuZCBuZXRwZXJmIHdvcmtlZCBhcyBleHBl Y3RlZCAod2l0aCBFVkVOVF9JRFgKPiA+IGRpc2FibGVkKS4gQnV0IHRoZXJlIGFyZSBiZWxvdyBr bm93biBpc3N1ZXM6Cj4gPiAKPiA+IDEuIFJlbG9hZGluZyB0aGUgZ3Vlc3QgZHJpdmVyIHdpbGwg YnJlYWsgdGhlIFR4L1J4Owo+IAo+IFdpbGwgaGF2ZSBhIGxvb2sgYXQgdGhpcyBpc3N1ZS4KPiAK PiA+IDIuIFplcm9pbmcgdGhlIGZsYWdzIHdoZW4gZGV0YWNoaW5nIGEgdXNlZCBkZXNjIHdpbGwK PiA+ICAgICBicmVhayB0aGUgZ3Vlc3QgLT4gaG9zdCBwYXRoLgo+IAo+IEkgc3RpbGwgdGhpbmsg emVyb2luZyBmbGFncyBpcyB1bm5lY2Vzc2FyeSBvciBldmVuIGEgYnVnLiBBdCBob3N0LCBJIHRy YWNrCj4gbGFzdCBvYnNlcnZlZCBhdmFpbCB3cmFwIGNvdW50ZXIgYW5kIGRldGVjdCBhdmFpbCBs aWtlICh3aGF0IGlzIHN1Z2dlc3RlZCBpbgo+IHRoZSBleGFtcGxlIGNvZGUgaW4gdGhlIHNwZWMp Ogo+IAo+IHN0YXRpYyBib29sIGRlc2NfaXNfYXZhaWwoc3RydWN0IHZob3N0X3ZpcnRxdWV1ZSAq dnEsIF9fdmlydGlvMTYgZmxhZ3MpCj4gewo+IMKgwqDCoMKgwqDCoCBib29sIGF2YWlsID0gZmxh Z3MgJiBjcHVfdG9fdmhvc3QxNih2cSwgREVTQ19BVkFJTCk7Cj4gCj4gwqDCoMKgwqDCoMKgIHJl dHVybiBhdmFpbCA9PSB2cS0+YXZhaWxfd3JhcF9jb3VudGVyOwo+IH0KPiAKPiBTbyB6ZXJvaW5n IHdyYXAgY2FuIG5vdCB3b3JrIHdpdGggdGhpcyBvYnZpb3VzbHkuCj4gCj4gVGhhbmtzCgpJIGFn cmVlLiBJIHRoaW5rIHdoYXQgb25lIHNob3VsZCBkbyBpcyBmbGlwIHRoZSBhdmFpbGFibGUgYml0 LgoKPiA+IAo+ID4gU29tZSBzaW1wbGUgZnVuY3Rpb25hbCB0ZXN0cyBoYXZlIGFsc28gYmVlbiBk b25lIHdpdGgKPiA+IFdlaSdzIHBhY2tlZCByaW5nIGltcGxlbWVudGF0aW9uIGluIFFFTVU6Cj4g PiAKPiA+IGh0dHA6Ly9saXN0cy5ub25nbnUub3JnL2FyY2hpdmUvaHRtbC9xZW11LWRldmVsLzIw MTgtMDQvbXNnMDAzNDIuaHRtbAo+ID4gCj4gPiBCb3RoIG9mIHBpbmcgYW5kIG5ldHBlcmYgd29y a2VkIGFzIGV4cGVjdGVkICh3aXRoIEVWRU5UX0lEWAo+ID4gZGlzYWJsZWQpLiBSZWxvYWRpbmcg dGhlIGd1ZXN0IGRyaXZlciBhbHNvIHdvcmtlZCBhcyBleHBlY3RlZC4KPiA+IAo+ID4gVE9ETzoK PiA+IC0gUmVmaW5lbWVudHMgKGZvciBjb2RlIGFuZCBjb21taXQgbG9nKSBhbmQgYnVnIGZpeGVz Owo+ID4gLSBEaXNjdXNzL2ZpeC90ZXN0IEVWRU5UX0lEWCBzdXBwb3J0Owo+ID4gLSBUZXN0IGRl dmljZXMgb3RoZXIgdGhhbiBuZXQ7Cj4gPiAKPiA+IFJGQyB2MiAtPiBSRkMgdjM6Cj4gPiAtIFNw bGl0IGludG8gc21hbGwgcGF0Y2hlcyAoSmFzb24pOwo+ID4gLSBBZGQgaGVscGVyIHZpcnRxdWV1 ZV91c2VfaW5kaXJlY3QoKSAoSmFzb24pOwo+ID4gLSBKdXN0IHNldCBpZCBmb3IgdGhlIGxhc3Qg ZGVzY3JpcHRvciBvZiBhIGxpc3QgKEphc29uKTsKPiA+IC0gQ2FsY3VsYXRlIHRoZSBwcmV2IGlu IHZpcnRxdWV1ZV9hZGRfcGFja2VkKCkgKEphc29uKTsKPiA+IC0gRml4L2ltcHJvdmUgZGVzYyBz dXBwcmVzc2lvbiBjb2RlIChKYXNvbi9NU1QpOwo+ID4gLSBSZWZpbmUgdGhlIGNvZGUgbGF5b3V0 IGZvciBYWFhfc3BsaXQvcGFja2VkIGFuZCB3cmFwcGVycyAoTVNUKTsKPiA+IC0gRml4IHRoZSBj b21tZW50cyBhbmQgQVBJIGluIHVhcGkgKE1TVCk7Cj4gPiAtIFJlbW92ZSB0aGUgQlVHX09OKCkg Zm9yIGluZGlyZWN0IChKYXNvbik7Cj4gPiAtIFNvbWUgb3RoZXIgcmVmaW5lbWVudHMgYW5kIGJ1 ZyBmaXhlczsKPiA+IAo+ID4gUkZDIHYxIC0+IFJGQyB2MjoKPiA+IC0gQWRkIGluZGlyZWN0IGRl c2NyaXB0b3Igc3VwcG9ydCAtIGNvbXBpbGUgdGVzdCBvbmx5Owo+ID4gLSBBZGQgZXZlbnQgc3Vw cHJlc3Npb24gc3VwcHJ0IC0gY29tcGlsZSB0ZXN0IG9ubHk7Cj4gPiAtIE1vdmUgdnJpbmdfcGFj a2VkX2luaXQoKSBvdXQgb2YgdWFwaSAoSmFzb24sIE1TVCk7Cj4gPiAtIE1lcmdlIHR3byBsb29w cyBpbnRvIG9uZSBpbiB2aXJ0cXVldWVfYWRkX3BhY2tlZCgpIChKYXNvbik7Cj4gPiAtIFNwbGl0 IHZyaW5nX3VubWFwX29uZSgpIGZvciBwYWNrZWQgcmluZyBhbmQgc3BsaXQgcmluZyAoSmFzb24p Owo+ID4gLSBBdm9pZCB1c2luZyAnJScgb3BlcmF0b3IgKEphc29uKTsKPiA+IC0gUmVuYW1lIGZy ZWVfaGVhZCAtPiBuZXh0X2F2YWlsX2lkeCAoSmFzb24pOwo+ID4gLSBBZGQgY29tbWVudHMgZm9y IHZpcnRpb193bWIoKSBpbiB2aXJ0cXVldWVfYWRkX3BhY2tlZCgpIChKYXNvbik7Cj4gPiAtIFNv bWUgb3RoZXIgcmVmaW5lbWVudHMgYW5kIGJ1ZyBmaXhlczsKPiA+IAo+ID4gVGhhbmtzIQo+ID4g Cj4gPiBUaXdlaSBCaWUgKDUpOgo+ID4gICAgdmlydGlvOiBhZGQgcGFja2VkIHJpbmcgZGVmaW5p dGlvbnMKPiA+ICAgIHZpcnRpb19yaW5nOiBzdXBwb3J0IGNyZWF0aW5nIHBhY2tlZCByaW5nCj4g PiAgICB2aXJ0aW9fcmluZzogYWRkIHBhY2tlZCByaW5nIHN1cHBvcnQKPiA+ICAgIHZpcnRpb19y aW5nOiBhZGQgZXZlbnQgaWR4IHN1cHBvcnQgaW4gcGFja2VkIHJpbmcKPiA+ICAgIHZpcnRpb19y aW5nOiBlbmFibGUgcGFja2VkIHJpbmcKPiA+IAo+ID4gICBkcml2ZXJzL3ZpcnRpby92aXJ0aW9f cmluZy5jICAgICAgIHwgMTI3MSArKysrKysrKysrKysrKysrKysrKysrKysrKysrLS0tLS0tLS0K PiA+ICAgaW5jbHVkZS9saW51eC92aXJ0aW9fcmluZy5oICAgICAgICB8ICAgIDggKy0KPiA+ICAg aW5jbHVkZS91YXBpL2xpbnV4L3ZpcnRpb19jb25maWcuaCB8ICAgMTIgKy0KPiA+ICAgaW5jbHVk ZS91YXBpL2xpbnV4L3ZpcnRpb19yaW5nLmggICB8ICAgMzYgKwo+ID4gICA0IGZpbGVzIGNoYW5n ZWQsIDEwNDkgaW5zZXJ0aW9ucygrKSwgMjc4IGRlbGV0aW9ucygtKQo+ID4gCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClZpcnR1YWxpemF0aW9uIG1haWxp bmcgbGlzdApWaXJ0dWFsaXphdGlvbkBsaXN0cy5saW51eC1mb3VuZGF0aW9uLm9yZwpodHRwczov L2xpc3RzLmxpbnV4Zm91bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0aW5mby92aXJ0dWFsaXphdGlv bg==