From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Samudrala, Sridhar" Subject: Re: [PATCH] qemu: Introduce VIRTIO_NET_F_STANDBY feature bit to virtio_net Date: Tue, 12 Jun 2018 21:24:01 -0700 Message-ID: References: <1525734594-11134-1-git-send-email-sridhar.samudrala@intel.com> <20180605152344-mutt-send-email-mst@kernel.org> <20180612144743-mutt-send-email-mst@kernel.org> <5718de66-74c9-1362-a87b-2eba02475b48@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <5718de66-74c9-1362-a87b-2eba02475b48@redhat.com> 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: Jason Wang , "Michael S. Tsirkin" Cc: alexander.h.duyck@intel.com, virtio-dev@lists.oasis-open.org, qemu-devel@nongnu.org, virtualization@lists.linux-foundation.org List-Id: virtualization@lists.linuxfoundation.org T24gNi8xMi8yMDE4IDc6MzggUE0sIEphc29uIFdhbmcgd3JvdGU6Cj4KPgo+IE9uIDIwMTjlubQw NuaciDEy5pelIDE5OjU0LCBNaWNoYWVsIFMuIFRzaXJraW4gd3JvdGU6Cj4+IE9uIFdlZCwgSnVu IDA2LCAyMDE4IGF0IDEwOjI5OjAzQU0gKzA4MDAsIEphc29uIFdhbmcgd3JvdGU6Cj4+Pgo+Pj4g T24gMjAxOOW5tDA25pyIMDXml6UgMjA6MzMsIE1pY2hhZWwgUy4gVHNpcmtpbiB3cm90ZToKPj4+ PiBJIGRvbid0IHRoaW5rIHRoaXMgaXMgc3VmZmljaWVudC4KPj4+Pgo+Pj4+IElmIGJvdGggcHJp bWFyeSBhbmQgc3RhbmRieSBkZXZpY2VzIGFyZSBwcmVzZW50LCBhIGxlZ2FjeSBndWVzdCAKPj4+ PiB3aXRob3V0Cj4+Pj4gc3VwcG9ydCBmb3IgdGhlIGZlYXR1cmUgbWlnaHQgc2VlIHR3byBkZXZp Y2VzIHdpdGggc2FtZSBtYWMgYW5kIGdldAo+Pj4+IGNvbmZ1c2VkLgo+Pj4+Cj4+Pj4gSSB0aGlu ayB0aGF0IHdlIHNob3VsZCBvbmx5IG1ha2UgcHJpbWFyeSB2aXNpYmxlIGFmdGVyIGd1ZXN0IGFj a2VkIHRoZQo+Pj4+IGJhY2t1cCBmZWF0dXJlIGJpdC4KPj4+IEkgdGhpbmsgd2Ugd2FudCBleGFj dGx5IHRoZSByZXZlcnNlPyBFLmcgZmFpbCB0aGUgbmVnb3RpYXRpb24gd2hlbiAKPj4+IGd1ZXN0 Cj4+PiBkb2VzIG5vdCBhY2sgYmFja3VwIGZlYXR1cmUuCj4+Pgo+Pj4gT3RoZXJ3aXNlIGxlZ2Fj eSBndWVzdCB3b24ndCBldmVuIGhhdmUgdGhlIGNoYW5jZSB0byBzZWUgcHJpbWFyeSAKPj4+IGRl dmljZSBpbgo+Pj4gdGhlIGd1ZXN0Lgo+PiBUaGF0J3MgYnkgZGVzaWduLgo+Cj4gU28gbWFuYWdl bWVudCBuZWVkcyB0byBrbm93IHRoZSBjYXBhYmlsaXR5IG9mIGd1ZXN0IHRvIHNldCB0aGUgYmFj a3VwIAo+IGZlYXR1cmUuIFRoaXMgbG9va3MgYSBjaGlja2VuIG9yIGVnZyBwcm9ibGVtIHRvIG1l LgoKSSBkb24ndCB0aGluayBzby4gSWYgdGhlIHRlbmFudCByZXF1ZXN0cyAnYWNjZWxlcmF0ZWQg ZGF0YXBhdGggZmVhdHVyZScsIHRoZSBtYW5hZ2VtZW50CndpbGwgc2V0ICdzdGFuZGJ5JyBmZWF0 dXJlIGJpdCBvbiB2aXJ0aW8tbmV0IGludGVyZmFjZSBhbmQgaWYgdGhlIGd1ZXN0IHZpcnRpby1u ZXQgZHJpdmVyCnN1cHBvcnRzIHRoaXMgZmVhdHVyZSwgdGhlbiB0aGUgdGVuYW50IFZNIHdpbGwg Z2V0IHRoYXQgY2FwYWJpbGl0eSB2aWEgYSBob3QtcGx1Z2dlZApwcmltYXJ5IGRldmljZS4KCgo+ Cj4+Cj4+Pj4gQW5kIG9uIHJlc2V0IG9yIHdoZW4gYmFja3VwIGlzIGNsZWFyZWQgaW4gc29tZSBv dGhlciB3YXksIHVucGx1ZyB0aGUKPj4+PiBwcmltYXJ5Lgo+Pj4gV2hhdCBpZiBndWVzdCBkb2Vz IG5vdCBzdXBwb3J0IGhvdHBsdWc/Cj4+IEl0IHNob3VsZG4ndCBhY2sgdGhlIGJhY2t1cCBmZWF0 dXJlIHRoZW4gYW5kIGl0J3MgYSBnb29kIHBvaW50Lgo+PiBXZSBzaG91bGQgYm90aCBkb2N1bWVu dCB0aGlzIGFuZCBjaGVjayBrZXJuZWwgY29uZmlnIGhhcwo+PiBob3RwbHVnIHN1cHBvcnQuIFNy aWRoYXIgY291bGQgeW91IHRha2UgYSBsb29rIHBscz8KPj4KPj4+PiBTb21ldGhpbmcgbGlrZSB0 aGUgYmVsb3cgd2lsbCBkbyB0aGUgam9iOgo+Pj4+Cj4+Pj4gUHJpbWFyeSBkZXZpY2UgaXMgYWRk ZWQgd2l0aCBhIHNwZWNpYWwgInByaW1hcnktZmFpbG92ZXIiIGZsYWcuCj4+Pj4gQSB2aXJ0dWFs IG1hY2hpbmUgaXMgdGhlbiBpbml0aWFsaXplZCB3aXRoIGp1c3QgYSBzdGFuZGJ5IHZpcnRpbwo+ Pj4+IGRldmljZS4gUHJpbWFyeSBpcyBub3QgeWV0IGFkZGVkLgo+Pj4gQSBxdWVzdGlvbiBpcyBo b3cgdG8gZG8gdGhlIG1hdGNoaW5nPyBRZW11IGtub3dzIG5vdGhpbmcgYWJvdXQgZS5nIG1hYwo+ Pj4gYWRkcmVzcyBvZiBhIHBhc3MtdGhyb3VnaCBkZXZpY2UgSSBiZWxpZXZlPwo+PiBTdXBwbHkg YSBmbGFnIHRvIHRoZSBWRklPIHdoZW4gaXQncyBhZGRlZCwgdGhpcyB3YXkgUUVNVSB3aWxsIGtu b3cuCj4+Cj4+Pj4gTGF0ZXIgUUVNVSBkZXRlY3RzIHRoYXQgZ3Vlc3QgZHJpdmVyIGRldmljZSBz ZXQgRFJJVkVSX09LLgo+Pj4+IEl0IHRoZW4gZXhwb3NlcyB0aGUgcHJpbWFyeSBkZXZpY2UgdG8g dGhlIGd1ZXN0LCBhbmQgdHJpZ2dlcnMKPj4+PiBhIGRldmljZSBhZGRpdGlvbiBldmVudCAoaG90 LXBsdWcgZXZlbnQpIGZvciBpdC4KPj4+IERvIHlvdSBtZWFuIHdlIHdvbid0IGhhdmUgcHJpbWFy eSBkZXZpY2UgaW4gdGhlIGluaXRpYWwgcWVtdSBjbGk/Cj4+IE5vLCB0aGF0J3Mgbm90IHdoYXQg SSBtZWFuLgo+Pgo+PiBJIG1lYW4gbWFuYWdlbWVudCB3aWxsIHN1cHBseSBhIGZsYWcgdG8gVkZJ TyBhbmQgdGhlbgo+Pgo+Pgo+PiAtIFZGSU8gZGVmZXJzIGV4cG9zaW5nCj4+IHByaW1hcnkgdG8g Z3Vlc3QgdW50aWwgZ3Vlc3QgYWNrcyB0aGUgZmVhdHVyZSBiaXQuCj4+IC0gV2hlbiB3ZSBzZWUg Z3Vlc3QgYWNrLCBpbml0aWF0ZSBob3RwbHVnLgo+PiAtIE9uIHJlYm9vdCwgaGlkZSBpdCBhZ2Fp bi4KPj4gLSBPbiByZXNldCB3aXRob3V0IHJlYm9vdCwgcmVxdWVzdCBob3QtdW5wbHVnIGFuZCBv biBlamVjdCBoaWRlIGl0IAo+PiBhZ2Fpbi4KPgo+IFRoaXMgc291bmRzIG11Y2ggbGlrZSBhIGtp bmQgb2YgYm9uZGluZyBpbiBxZW11Lgo+Cj4+Cj4+Pj4gSWYgUUVNVSBkZXRlY3RzIGd1ZXN0IGRy aXZlciByZW1vdmFsLCBpdCBpbml0aWF0ZXMgYSBob3QtdW5wbHVnIAo+Pj4+IHNlcXVlbmNlCj4+ Pj4gdG8gcmVtb3ZlIHRoZSBwcmltYXJ5IGRyaXZlci7CoCBJbiBwYXJ0aWN1bGFyLCBpZiBRRU1V IGRldGVjdHMgZ3Vlc3QKPj4+PiByZS1pbml0aWFsaXphdGlvbiAoZS5nLiBieSBkZXRlY3Rpbmcg Z3Vlc3QgcmVzZXQpIGl0IGltbWVkaWF0ZWx5IAo+Pj4+IHJlbW92ZXMKPj4+PiB0aGUgcHJpbWFy eSBkZXZpY2UuCj4+PiBJIGJlbGlldmUgZ3Vlc3QgZmFpbG92ZXIgbW9kdWxlIHNob3VsZCBoYW5k bGUgdGhpcyBncmFjZWZ1bGx5Pwo+PiBJdCBjYW4ndCBjb250cm9sIGVudW1lcmF0aW9uIG9yZGVy LCBpZiBwcmltYXJ5IGlzIGVudW1lcmF0ZWQgYmVmb3JlCj4+IHN0YW5kYnkgdGhlbiBndWVzdCB3 aWxsIGxvYWQgaXRzIGRyaXZlciBhbmQgaXQncyB0b28gbGF0ZQo+PiB3aGVuIGZhaWxvdmVyIGRy aXZlciBpcyBsb2FkZWQuCj4KPiBXZWxsLCBldmVuIGlmIHdlIGNhbiBkZWxheSB0aGUgdmlzaWJp bGl0eSBvZiBwcmltYXJ5IHVudGlsIERSSVZFUl9PSywgCj4gdGhlcmUgc3RpbGwgYmUgYSByYWNl IEkgdGhpbms/IEFuZCBpdCBsb29rcyB0byBtZSBpdCdzIHN0aWxsIGEgYnVnIG9mIAo+IGd1ZXN0 Ogo+Cj4gRS5nIHByaW1hcnkgY291bGQgYmUgcHJvYmVkIGJlZm9yZSBmYWlsb3Zlcl9yZWdpc3Rl cigpIGluIGd1ZXN0LiBUaGVuIAo+IHdlIHdpbGwgbWlzcyB0aGUgZW5zbGF2aW5nIG9mIHByaW1h cnkgZm9yZXZlci4KClRoYXQgaXMgbm90IGFuIGlzc3VlLiBFdmVuIGlmIHRoZSBwcmltYXJ5IGlz IHByb2JlZCBiZWZvcmUgZmFpbG92ZXIgZHJpdmVyLCBpdCB3aWxsCmVuc2xhdmUgdGhlIHByaW1h cnkgdmlhIHRoZSBjYWxsIHRvIGZhaWxvdmVyX2V4aXN0aW5nX3NsYXZlX3JlZ2lzdGVyKCkgYXMg cGFydCBvZgpmYWlsb3Zlcl9yZWdpc3RlcigpIHJvdXRpbmUuCgo+Cj4gVGhhbmtzCj4KPj4KPj4+ IFRoYW5rcwo+Pj4KPj4+PiBXZSBjYW4gbW92ZSBzb21lIG9mIHRoaXMgY29kZSB0byBtYW5hZ2Vt ZW50IGFzIHdlbGwsIAo+Pj4+IGFyY2hpdGVjdHVyYWxseSBpdAo+Pj4+IGRvZXMgbm90IG1ha2Ug dG9vIG11Y2ggc2Vuc2UgYnV0IGl0IG1pZ2h0IGJlIGVhc2llciAKPj4+PiBpbXBsZW1lbnRhdGlv bi13aXNlLgo+Pj4+Cj4+Pj4gSFRICj4+Pj4KPj4+PiBPbiBNb24sIEp1biAwNCwgMjAxOCBhdCAw Njo0MTo0OFBNIC0wNzAwLCBTYW11ZHJhbGEsIFNyaWRoYXIgd3JvdGU6Cj4+Pj4+IFBpbmcgb24g dGhpcyBwYXRjaCBub3cgdGhhdCB0aGUga2VybmVsIHBhdGNoZXMgYXJlIGFjY2VwdGVkIGludG8g Cj4+Pj4+IGRhdmVtJ3MgbmV0LW5leHQgdHJlZS4KPj4+Pj4gaHR0cHM6Ly9wYXRjaHdvcmsub3ps YWJzLm9yZy9jb3Zlci85MjAwMDUvCj4+Pj4+Cj4+Pj4+Cj4+Pj4+IE9uIDUvNy8yMDE4IDQ6MDkg UE0sIFNyaWRoYXIgU2FtdWRyYWxhIHdyb3RlOgo+Pj4+Pj4gVGhpcyBmZWF0dXJlIGJpdCBjYW4g YmUgdXNlZCBieSBoeXBlcnZpc29yIHRvIGluZGljYXRlIHZpcnRpb19uZXQgCj4+Pj4+PiBkZXZp Y2UgdG8KPj4+Pj4+IGFjdCBhcyBhIHN0YW5kYnkgZm9yIGFub3RoZXIgZGV2aWNlIHdpdGggdGhl IHNhbWUgTUFDIGFkZHJlc3MuCj4+Pj4+Pgo+Pj4+Pj4gSSB0ZXN0ZWQgdGhpcyB3aXRoIGEgc21h bGwgY2hhbmdlIHRvIHRoZSBwYXRjaCB0byBtYXJrIHRoZSAKPj4+Pj4+IFNUQU5EQlkgZmVhdHVy ZSAndHJ1ZScKPj4+Pj4+IGJ5IGRlZmF1bHQgYXMgaSBhbSB1c2luZyBsaWJ2aXJ0IHRvIHN0YXJ0 IHRoZSBWTXMuCj4+Pj4+PiBJcyB0aGVyZSBhIHdheSB0byBwYXNzIHRoZSBuZXdseSBhZGRlZCBm ZWF0dXJlIGJpdCAnc3RhbmRieScgdG8gCj4+Pj4+PiBxZW11IHZpYSBsaWJ2aXJ0Cj4+Pj4+PiBY TUwgZmlsZT8KPj4+Pj4+Cj4+Pj4+PiBTaWduZWQtb2ZmLWJ5OiBTcmlkaGFyIFNhbXVkcmFsYSA8 c3JpZGhhci5zYW11ZHJhbGFAaW50ZWwuY29tPgo+Pj4+Pj4gLS0tCj4+Pj4+PiDCoMKgwqAgaHcv bmV0L3ZpcnRpby1uZXQuY8KgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoCB8IDIgKysKPj4+Pj4+IMKgwqDCoCBpbmNsdWRlL3N0YW5kYXJkLWhlYWRlcnMvbGlu dXgvdmlydGlvX25ldC5oIHwgMyArKysKPj4+Pj4+IMKgwqDCoCAyIGZpbGVzIGNoYW5nZWQsIDUg aW5zZXJ0aW9ucygrKQo+Pj4+Pj4KPj4+Pj4+IGRpZmYgLS1naXQgYS9ody9uZXQvdmlydGlvLW5l dC5jIGIvaHcvbmV0L3ZpcnRpby1uZXQuYwo+Pj4+Pj4gaW5kZXggOTA1MDJmY2E3Yy4uMzhiMzE0 MDY3MCAxMDA2NDQKPj4+Pj4+IC0tLSBhL2h3L25ldC92aXJ0aW8tbmV0LmMKPj4+Pj4+ICsrKyBi L2h3L25ldC92aXJ0aW8tbmV0LmMKPj4+Pj4+IEBAIC0yMTk4LDYgKzIxOTgsOCBAQCBzdGF0aWMg UHJvcGVydHkgdmlydGlvX25ldF9wcm9wZXJ0aWVzW10gPSB7Cj4+Pj4+PiDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgdHJ1ZSksCj4+Pj4+PiDCoMKgwqDC oMKgwqDCoCBERUZJTkVfUFJPUF9JTlQzMigic3BlZWQiLCBWaXJ0SU9OZXQsIG5ldF9jb25mLnNw ZWVkLCAKPj4+Pj4+IFNQRUVEX1VOS05PV04pLAo+Pj4+Pj4gwqDCoMKgwqDCoMKgwqAgREVGSU5F X1BST1BfU1RSSU5HKCJkdXBsZXgiLCBWaXJ0SU9OZXQsIAo+Pj4+Pj4gbmV0X2NvbmYuZHVwbGV4 X3N0ciksCj4+Pj4+PiArwqDCoMKgIERFRklORV9QUk9QX0JJVDY0KCJzdGFuZGJ5IiwgVmlydElP TmV0LCBob3N0X2ZlYXR1cmVzLCAKPj4+Pj4+IFZJUlRJT19ORVRfRl9TVEFOREJZLAo+Pj4+Pj4g K8KgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCBmYWxzZSksCj4+Pj4+ PiDCoMKgwqDCoMKgwqDCoCBERUZJTkVfUFJPUF9FTkRfT0ZfTElTVCgpLAo+Pj4+Pj4gwqDCoMKg IH07Cj4+Pj4+PiBkaWZmIC0tZ2l0IGEvaW5jbHVkZS9zdGFuZGFyZC1oZWFkZXJzL2xpbnV4L3Zp cnRpb19uZXQuaCAKPj4+Pj4+IGIvaW5jbHVkZS9zdGFuZGFyZC1oZWFkZXJzL2xpbnV4L3ZpcnRp b19uZXQuaAo+Pj4+Pj4gaW5kZXggZTlmMjU1ZWEzZi4uMDFlYzA5Njg0YyAxMDA2NDQKPj4+Pj4+ IC0tLSBhL2luY2x1ZGUvc3RhbmRhcmQtaGVhZGVycy9saW51eC92aXJ0aW9fbmV0LmgKPj4+Pj4+ ICsrKyBiL2luY2x1ZGUvc3RhbmRhcmQtaGVhZGVycy9saW51eC92aXJ0aW9fbmV0LmgKPj4+Pj4+ IEBAIC01Nyw2ICs1Nyw5IEBACj4+Pj4+PiDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqAgKiBTdGVlcmluZyAqLwo+Pj4+Pj4gwqDCoMKgICNkZWZpbmUgVklS VElPX05FVF9GX0NUUkxfTUFDX0FERFIgMjPCoMKgwqAgLyogU2V0IE1BQyBhZGRyZXNzICovCj4+ Pj4+PiArI2RlZmluZSBWSVJUSU9fTkVUX0ZfU1RBTkRCWcKgwqDCoMKgwqAgNjLCoMKgwqAgLyog QWN0IGFzIHN0YW5kYnkgZm9yIAo+Pj4+Pj4gYW5vdGhlciBkZXZpY2UKPj4+Pj4+ICvCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoCAqIHdpdGggdGhlIHNhbWUgTUFDLgo+Pj4+Pj4gK8KgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgICovCj4+Pj4+PiDCoMKgwqAgI2RlZmluZSBWSVJUSU9fTkVUX0ZfU1BFRURf RFVQTEVYIDYzwqDCoMKgIC8qIERldmljZSBzZXQgCj4+Pj4+PiBsaW5rc3BlZWQgYW5kIGR1cGxl eCAqLwo+Pj4+Pj4gwqDCoMKgICNpZm5kZWYgVklSVElPX05FVF9OT19MRUdBQ1kKPgoKX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KVmlydHVhbGl6YXRpb24g bWFpbGluZyBsaXN0ClZpcnR1YWxpemF0aW9uQGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3JnCmh0 dHBzOi8vbGlzdHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xpc3RpbmZvL3ZpcnR1YWxp emF0aW9u