From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Wang Subject: Re: [bpf-next V3 PATCH 11/14] virtio_net: setup xdp_rxq_info Date: Tue, 2 Jan 2018 11:38:48 +0800 Message-ID: <373fdca0-0f3e-af4b-536b-b0d30c3f20fc@redhat.com> References: <151471801977.30703.3258796879718706203.stgit@firesoul> <151471811006.30703.5247549257959215999.stgit@firesoul> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Cc: "Michael S. Tsirkin" , netdev@vger.kernel.org, virtualization@lists.linux-foundation.org, dsahern@gmail.com, gospo@broadcom.com, bjorn.topel@intel.com, michael.chan@broadcom.com To: Jesper Dangaard Brouer , Daniel Borkmann , Alexei Starovoitov Return-path: In-Reply-To: <151471811006.30703.5247549257959215999.stgit@firesoul> 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 List-Id: netdev.vger.kernel.org CgpPbiAyMDE35bm0MTLmnIgzMeaXpSAxOTowMSwgSmVzcGVyIERhbmdhYXJkIEJyb3VlciB3cm90 ZToKPiBUaGUgdmlydGlvX25ldCBkcml2ZXIgZG9lc24ndCBkeW5hbWljYWxseSBjaGFuZ2UgdGhl IFJYLXJpbmcgcXVldWUKPiBsYXlvdXQgYW5kIGJhY2tpbmcgcGFnZXMsIGJ1dCBpbnN0ZWFkIHJl amVjdCBYRFAgc2V0dXAgaWYgYWxsIHRoZQo+IGNvbmRpdGlvbnMgZm9yIFhEUCBpcyBub3QgbWVl dC4gIFRodXMsIHRoZSB4ZHBfcnhxX2luZm8gYWxzbyByZW1haW5zCj4gZmFpcmx5IHN0YXRpYy4g IFRoaXMgYWxsb3cgdXMgdG8gc2ltcGx5IGFkZCB0aGUgcmVnL3VucmVnIHRvCj4gbmV0X2Rldmlj ZSBvcGVuL2Nsb3NlIGZ1bmN0aW9ucy4KPgo+IERyaXZlciBob29rIHBvaW50cyBmb3IgeGRwX3J4 cV9pbmZvOgo+ICAgKiByZWcgIDogdmlydG5ldF9vcGVuCj4gICAqIHVucmVnOiB2aXJ0bmV0X2Ns b3NlCj4KPiBWMzoKPiAgIC0gYnVnZml4LCBhbHNvIHNldHVwIHhkcC5yeHEgaW4gcmVjZWl2ZV9t ZXJnZWFibGUoKQo+ICAgLSBUZXN0ZWQgYnBmLXNhbXBsZSBwcm9nIGluc2lkZSBndWVzdCBvbiBh IHZpcnRpb19uZXQgZGV2aWNlCj4KPiBDYzogIk1pY2hhZWwgUy4gVHNpcmtpbiIgPG1zdEByZWRo YXQuY29tPgo+IENjOiBKYXNvbiBXYW5nIDxqYXNvd2FuZ0ByZWRoYXQuY29tPgo+IENjOiB2aXJ0 dWFsaXphdGlvbkBsaXN0cy5saW51eC1mb3VuZGF0aW9uLm9yZwo+IFNpZ25lZC1vZmYtYnk6IEpl c3BlciBEYW5nYWFyZCBCcm91ZXIgPGJyb3VlckByZWRoYXQuY29tPgo+IC0tLQo+ICAgZHJpdmVy cy9uZXQvdmlydGlvX25ldC5jIHwgICAxNCArKysrKysrKysrKysrLQo+ICAgMSBmaWxlIGNoYW5n ZWQsIDEzIGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2 ZXJzL25ldC92aXJ0aW9fbmV0LmMgYi9kcml2ZXJzL25ldC92aXJ0aW9fbmV0LmMKPiBpbmRleCA2 ZmI3YjY1OGE2Y2MuLmVkODI5OTM0MzcyOCAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL25ldC92aXJ0 aW9fbmV0LmMKPiArKysgYi9kcml2ZXJzL25ldC92aXJ0aW9fbmV0LmMKPiBAQCAtMzEsNiArMzEs NyBAQAo+ICAgI2luY2x1ZGUgPGxpbnV4L2F2ZXJhZ2UuaD4KPiAgICNpbmNsdWRlIDxsaW51eC9m aWx0ZXIuaD4KPiAgICNpbmNsdWRlIDxuZXQvcm91dGUuaD4KPiArI2luY2x1ZGUgPG5ldC94ZHAu aD4KPiAgIAo+ICAgc3RhdGljIGludCBuYXBpX3dlaWdodCA9IE5BUElfUE9MTF9XRUlHSFQ7Cj4g ICBtb2R1bGVfcGFyYW0obmFwaV93ZWlnaHQsIGludCwgMDQ0NCk7Cj4gQEAgLTExNSw2ICsxMTYs OCBAQCBzdHJ1Y3QgcmVjZWl2ZV9xdWV1ZSB7Cj4gICAKPiAgIAkvKiBOYW1lIG9mIHRoaXMgcmVj ZWl2ZSBxdWV1ZTogaW5wdXQuJGluZGV4ICovCj4gICAJY2hhciBuYW1lWzQwXTsKPiArCj4gKwlz dHJ1Y3QgeGRwX3J4cV9pbmZvIHhkcF9yeHE7Cj4gICB9Owo+ICAgCj4gICBzdHJ1Y3QgdmlydG5l dF9pbmZvIHsKPiBAQCAtNTU5LDYgKzU2Miw3IEBAIHN0YXRpYyBzdHJ1Y3Qgc2tfYnVmZiAqcmVj ZWl2ZV9zbWFsbChzdHJ1Y3QgbmV0X2RldmljZSAqZGV2LAo+ICAgCQl4ZHAuZGF0YSA9IHhkcC5k YXRhX2hhcmRfc3RhcnQgKyB4ZHBfaGVhZHJvb207Cj4gICAJCXhkcF9zZXRfZGF0YV9tZXRhX2lu dmFsaWQoJnhkcCk7Cj4gICAJCXhkcC5kYXRhX2VuZCA9IHhkcC5kYXRhICsgbGVuOwo+ICsJCXhk cC5yeHEgPSAmcnEtPnhkcF9yeHE7Cj4gICAJCW9yaWdfZGF0YSA9IHhkcC5kYXRhOwo+ICAgCQlh Y3QgPSBicGZfcHJvZ19ydW5feGRwKHhkcF9wcm9nLCAmeGRwKTsKPiAgIAo+IEBAIC02OTIsNiAr Njk2LDggQEAgc3RhdGljIHN0cnVjdCBza19idWZmICpyZWNlaXZlX21lcmdlYWJsZShzdHJ1Y3Qg bmV0X2RldmljZSAqZGV2LAo+ICAgCQl4ZHAuZGF0YSA9IGRhdGEgKyB2aS0+aGRyX2xlbjsKPiAg IAkJeGRwX3NldF9kYXRhX21ldGFfaW52YWxpZCgmeGRwKTsKPiAgIAkJeGRwLmRhdGFfZW5kID0g eGRwLmRhdGEgKyAobGVuIC0gdmktPmhkcl9sZW4pOwo+ICsJCXhkcC5yeHEgPSAmcnEtPnhkcF9y eHE7Cj4gKwo+ICAgCQlhY3QgPSBicGZfcHJvZ19ydW5feGRwKHhkcF9wcm9nLCAmeGRwKTsKPiAg IAo+ICAgCQlpZiAoYWN0ICE9IFhEUF9QQVNTKQo+IEBAIC0xMjI1LDEzICsxMjMxLDE4IEBAIHN0 YXRpYyBpbnQgdmlydG5ldF9wb2xsKHN0cnVjdCBuYXBpX3N0cnVjdCAqbmFwaSwgaW50IGJ1ZGdl dCkKPiAgIHN0YXRpYyBpbnQgdmlydG5ldF9vcGVuKHN0cnVjdCBuZXRfZGV2aWNlICpkZXYpCj4g ICB7Cj4gICAJc3RydWN0IHZpcnRuZXRfaW5mbyAqdmkgPSBuZXRkZXZfcHJpdihkZXYpOwo+IC0J aW50IGk7Cj4gKwlpbnQgaSwgZXJyOwo+ICAgCj4gICAJZm9yIChpID0gMDsgaSA8IHZpLT5tYXhf cXVldWVfcGFpcnM7IGkrKykgewo+ICAgCQlpZiAoaSA8IHZpLT5jdXJyX3F1ZXVlX3BhaXJzKQo+ ICAgCQkJLyogTWFrZSBzdXJlIHdlIGhhdmUgc29tZSBidWZmZXJzOiBpZiBvb20gdXNlIHdxLiAq Lwo+ICAgCQkJaWYgKCF0cnlfZmlsbF9yZWN2KHZpLCAmdmktPnJxW2ldLCBHRlBfS0VSTkVMKSkK PiAgIAkJCQlzY2hlZHVsZV9kZWxheWVkX3dvcmsoJnZpLT5yZWZpbGwsIDApOwo+ICsKPiArCQll cnIgPSB4ZHBfcnhxX2luZm9fcmVnKCZ2aS0+cnFbaV0ueGRwX3J4cSwgZGV2LCBpKTsKPiArCQlp ZiAoZXJyIDwgMCkKPiArCQkJcmV0dXJuIGVycjsKPiArCj4gICAJCXZpcnRuZXRfbmFwaV9lbmFi bGUodmktPnJxW2ldLnZxLCAmdmktPnJxW2ldLm5hcGkpOwo+ICAgCQl2aXJ0bmV0X25hcGlfdHhf ZW5hYmxlKHZpLCB2aS0+c3FbaV0udnEsICZ2aS0+c3FbaV0ubmFwaSk7Cj4gICAJfQo+IEBAIC0x NTYwLDYgKzE1NzEsNyBAQCBzdGF0aWMgaW50IHZpcnRuZXRfY2xvc2Uoc3RydWN0IG5ldF9kZXZp Y2UgKmRldikKPiAgIAljYW5jZWxfZGVsYXllZF93b3JrX3N5bmMoJnZpLT5yZWZpbGwpOwo+ICAg Cj4gICAJZm9yIChpID0gMDsgaSA8IHZpLT5tYXhfcXVldWVfcGFpcnM7IGkrKykgewo+ICsJCXhk cF9yeHFfaW5mb191bnJlZygmdmktPnJxW2ldLnhkcF9yeHEpOwo+ICAgCQluYXBpX2Rpc2FibGUo JnZpLT5ycVtpXS5uYXBpKTsKPiAgIAkJdmlydG5ldF9uYXBpX3R4X2Rpc2FibGUoJnZpLT5zcVtp XS5uYXBpKTsKPiAgIAl9Cj4KClJldmlld2VkLWJ5OiBKYXNvbiBXYW5nIDxqYXNvd2FuZ0ByZWRo YXQuY29tPgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K VmlydHVhbGl6YXRpb24gbWFpbGluZyBsaXN0ClZpcnR1YWxpemF0aW9uQGxpc3RzLmxpbnV4LWZv dW5kYXRpb24ub3JnCmh0dHBzOi8vbGlzdHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xp c3RpbmZvL3ZpcnR1YWxpemF0aW9u