From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Wang Subject: Re: [PATCH net-next V2] tun: introduce tx skb ring Date: Fri, 17 Jun 2016 15:22:27 +0800 Message-ID: <5763A533.8030206__35376.920112367$1466148168$gmane$org@redhat.com> References: <1465979897-4445-1-git-send-email-jasowang@redhat.com> <20160617033218-mutt-send-email-mst@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20160617033218-mutt-send-email-mst@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: "Michael S. Tsirkin" Cc: kvm@vger.kernel.org, eric.dumazet@gmail.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, brouer@redhat.com, davem@davemloft.net List-Id: virtualization@lists.linuxfoundation.org CgpPbiAyMDE25bm0MDbmnIgxN+aXpSAwODo0MSwgTWljaGFlbCBTLiBUc2lya2luIHdyb3RlOgo+ IE9uIFdlZCwgSnVuIDE1LCAyMDE2IGF0IDA0OjM4OjE3UE0gKzA4MDAsIEphc29uIFdhbmcgd3Jv dGU6Cj4+ID5XZSB1c2VkIHRvIHF1ZXVlIHR4IHBhY2tldHMgaW4gc2tfcmVjZWl2ZV9xdWV1ZSwg dGhpcyBpcyBsZXNzCj4+ID5lZmZpY2llbnQgc2luY2UgaXQgcmVxdWlyZXMgc3BpbmxvY2tzIHRv IHN5bmNocm9uaXplIGJldHdlZW4gcHJvZHVjZXIKPj4gPmFuZCBjb25zdW1lci4KPj4gPgo+PiA+ VGhpcyBwYXRjaCB0cmllcyB0byBhZGRyZXNzIHRoaXMgYnk6Cj4+ID4KPj4gPi0gaW50cm9kdWNl IGEgbmV3IG1vZGUgd2hpY2ggd2lsbCBiZSBvbmx5IGVuYWJsZWQgd2l0aCBJRkZfVFhfQVJSQVkK Pj4gPiAgIHNldCBhbmQgc3dpdGNoIGZyb20gc2tfcmVjZWl2ZV9xdWV1ZSB0byBhIGZpeGVkIHNp emUgb2Ygc2tiCj4+ID4gICBhcnJheSB3aXRoIDI1NiBlbnRyaWVzIGluIHRoaXMgbW9kZS4KPj4g Pi0gaW50cm9kdWNlIGEgbmV3IHByb3RvX29wcyBwZWVrX2xlbiB3aGljaCB3YXMgdXNlZCBmb3Ig cGVla2luZyB0aGUKPj4gPiAgIHNrYiBsZW5ndGguCj4+ID4tIGltcGxlbWVudCBhIHR1biB2ZXJz aW9uIG9mIHBlZWtfbGVuIGZvciB2aG9zdF9uZXQgdG8gdXNlIGFuZCBjb252ZXJ0Cj4+ID4gICB2 aG9zdF9uZXQgdG8gdXNlIHBlZWtfbGVuIGlmIHBvc3NpYmxlLgo+PiA+Cj4+ID5Qa3RnZW4gdGVz dCBzaG93cyBhYm91dCAxOCUgaW1wcm92ZW1lbnQgb24gZ3Vlc3QgcmVjZWl2aW5nIHBwcyBmb3Ig c21hbGwKPj4gPmJ1ZmZlcnM6Cj4+ID4KPj4gPkJlZm9yZTogfjEyMjAwMDBwcHMKPj4gPkFmdGVy IDogfjE0NDAwMDBwcHMKPj4gPgo+PiA+VGhlIHJlYXNvbiB3aHkgSSBzdGljayB0byBuZXcgbW9k ZSBpcyBiZWNhdXNlOgo+PiA+Cj4+ID4tIHRob3VnaCByZXNpemUgaXMgc3VwcG9ydGVkIGJ5IHNr YiBhcnJheSwgaW4gbXVsdGlxdWV1ZSBtb2RlLCBpdCdzCj4+ID4gICBub3QgZWFzeSB0byByZWNv dmVyIGZyb20gYSBwYXJ0aWFsIHN1Y2Nlc3Mgb2YgcXVldWUgcmVzaXppbmcuCj4+ID4tIHR4X3F1 ZXVlX2xlbiBpcyBhIHVzZXIgdmlzaWJsZSBmZWF0dXJlLgo+PiA+Cj4+ID5TaWduZWQtb2ZmLWJ5 OiBKYXNvbiBXYW5nPGphc293YW5nQHJlZGhhdC5jb20+Cj4gSSBzdGlsbCB0aGluayBpdCdzIHdy b25nIHRvIGFkZCBhIG5ldyBmZWF0dXJlIGZvciB0aGlzLgo+IEZvciBleGFtcGxlLCB3aHkgMjU2 IGVudHJpZXM/CgpJdCdzIHRoZSB2YWx1ZSBvZiB2aXJ0cXVldWUgc2l6ZSBzdXBwb3J0ZWQgYnkg cWVtdS4KCj4gUXVldWUgbGVuIGlzIHVzZXIgdmlzaWJsZSBidXQgaXQncyB0aGVyZSBwcmVjaXNl bHkgZm9yIHRoaXMKPiByZWFzb24gc28gcGVvcGxlIGNhbiB0dW5lIHF1ZXVlIGZvciB3b3JrbG9h ZC4KClJpZ2h0LgoKPgo+IFdvdWxkIGl0IGhlbHAgdG8gaGF2ZSBwdHJfcmluZ19yZXNpemUgdGhh dCBnZXRzIGFuIGFycmF5IG9mCj4gcmluZ3MgYW5kIHJlc2l6ZXMgdGhlbSBib3RoIHRvIHNhbWUg bGVuZ3RoPwoKWWVzLCB0aGF0IHdvdWxkIGJlIHZlcnkgaGVscGZ1bC4KX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KVmlydHVhbGl6YXRpb24gbWFpbGluZyBs aXN0ClZpcnR1YWxpemF0aW9uQGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3JnCmh0dHBzOi8vbGlz dHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xpc3RpbmZvL3ZpcnR1YWxpemF0aW9u