From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by mail.toke.dk (Postfix) with ESMTPS id 3727D9A5883 for ; Wed, 28 Sep 2022 20:32:05 +0200 (CEST) Authentication-Results: mail.toke.dk; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=ClJ+iwOl Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 06320B821C4; Wed, 28 Sep 2022 18:32:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 44AA1C433D6; Wed, 28 Sep 2022 18:32:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1664389922; bh=NREs/e2OjV3S4mLKZh4Xy85Idb9iwNr5gRSmx/G4sRU=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=ClJ+iwOl2GHtGk/rdUXdEAnBeSWA7Cm75S39/SVTlbZvyUaMNuAPdb7sCdnAUIy80 ewKWrD9CPBBbJ7ox3/RM5ckcolXHNiAr5Vac54UNmmyj2dWUItJnV8lq4/MZ/KfRb/ D7f9kMrwW4r6TeLOvqjMNl8BbWaE7EpJnxQtFJOWaFt9I4VCQiIB1BNnU1diGTSeYN B8TLnfMMKh87FWOqisw8cUW0JEFaZ8IfTzI6WK09Ja1RDXaXQop4ekVsY+QO6yswQE kNb4h/kLqeYWqAdApKnri7YiiZ45WPgNnVrVtEmQ6I8Ug39E0VSMIOG2g/By0XmSrc KdPxcP+pLTBnA== Message-ID: <2d2d13bd-da93-2e04-3fd1-a5fd4713d7df@kernel.org> Date: Wed, 28 Sep 2022 12:32:01 -0600 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Thunderbird/91.13.0 Content-Language: en-US To: Jesper Dangaard Brouer , Marcus Wichelmann , xdp-newbies@vger.kernel.org, cloud@xdp-project.net References: <30dd392b-ff2f-1e25-175a-6666dde200ed@hetzner-cloud.de> From: David Ahern In-Reply-To: Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 X-MailFrom: dsahern@kernel.org X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation Message-ID-Hash: VQEDRXYK6TPVYMXS5OAYG7ZV2CCTI4VO X-Message-ID-Hash: VQEDRXYK6TPVYMXS5OAYG7ZV2CCTI4VO X-Mailman-Approved-At: Wed, 28 Sep 2022 21:14:41 +0200 CC: brouer@redhat.com, Lorenzo Bianconi , Anton Protopopov , Kumar Kartikeya Dwivedi , Jason Wang , "Karlsson, Magnus" X-Mailman-Version: 3.3.5 Precedence: list Subject: [xdp-cloud] Re: Questions about Offloads and XDP-Hints regarding a Cloud-Provider Use-Case List-Id: XDP in the cloud Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: T24gOS8yOC8yMiAxMTowNyBBTSwgSmVzcGVyIERhbmdhYXJkIEJyb3VlciB3cm90ZToNCj4gDQo+ IE9uIDI4LzA5LzIwMjIgMTUuNTQsIE1hcmN1cyBXaWNoZWxtYW5uIHdyb3RlOg0KPj4NCj4+IEkn bSB3b3JraW5nIGZvciBhIGNsb3VkIGhvc3RpbmcgcHJvdmlkZXIgYW5kIHdlJ3JlIHdvcmtpbmcg b24gYSBuZXcNCj4+IFhEUC1iYXNlZCBuZXR3b3JraW5nIHN0YWNrIGZvciBvdXIgVk0tSG9zdHMg dGhhdCB1c2VzIFhEUCB0bw0KPj4gYWNjZWxlcmF0ZSB0aGUgY29ubmVjdGl2aXR5IG9mIG91ciBx ZW11L0tWTSBWTXMgdG8gdGhlIG91dHNpZGUuDQo+Pg0KPiANCj4gV2VsY29tZSB0byB0aGUgY29t bXVuaXR5ISBTb3VuZHMgbGlrZSBhbiBleGNlbGxlbnQgdXNlLWNhc2UgYW5kDQo+IG9wcG9ydHVu aXR5IGZvciBzcGVlZGluZyB1cCB0aGUgUlggcGFja2V0cyBmcm9tIHBoeXNpY2FsIE5JQyBpbnRv IHRoZQ0KPiBWTS7CoCBHb29kIHRvIGhlYXIgc29tZW9uZSAoYWdhaW4pIGhhdmluZyB0aGlzIHVz ZS1jYXNlLiBJJ3ZlIHBlcnNvbmFsbHkNCg0KKzENCg0KPiBub3QgYmVlbiBmb2N1c2VkIG9uIHRo aXMgdXNlLWNhc2UgbGF0ZWx5LCBtb3N0bHkgYmVjYXVzZSBjb21tdW5pdHkNCj4gbWVtYmVycyB0 aGF0IEkgd2FzIGludGVyYWN0aW5nIHdpdGggY2hhbmdlZCBqb2JzLCBhd2F5IGZyb20gY2xvdWQN Cj4gaG9zdGluZyBjb21wYW5pZXMuIEdvb2QgdG8gaGF2ZSBhIHVzZXIgYmFjayBpbiB0aGlzIGFy ZWEhDQo+IA0KPiANCj4+IEZvciB0aGlzLCB3ZSB1c2UgWERQX1JFRElSRUNUIHRvIGZvcndhcmQg cGFja2V0cyBiZXR3ZWVuIHRoZSBwaHlzaWNhbA0KPj4gaG9zdCBOSUMgYW5kIHRoZSBWTSB0YXAg ZGV2aWNlcy4gVGhlIG1haW4gaXNzdWUgd2UgaGF2ZSBub3cgaXMsIHRoYXQNCj4+IG91ciBWTSBn dWVzdHMgaGF2ZSBzb21lIHZpcnRpbyBOSUMgb2ZmbG9hZHMgZW5hYmxlZDogcngvdHgNCj4+IGNo ZWNrc3VtbWluZywgVFNPL0dTTywgR1JPIGFuZCBTY2F0dGVyLUdhdGhlci4NCj4gDQo+IFN1cHBv cnRpbmcgUlgtY2hlY2tzdW1taW5nIGlzIHBhcnQgb2YgdGhlIHBsYW5zIGZvciBYRFAtaGludHMs IGFsdGhvdWdoDQo+IHZpcnRpb19uZXQgaXMgbm90IHBhcnQgb2YgbXkgaW5pdGlhbCBwYXRjaHNl dC4NCg0KTG9yZW56byBhbmQgSSBib3RoIGhhZCB2ZXJzaW9ucyBvZiBhIHBhdGNoIHRvIHByb3Bh Z2F0ZSByeCBjc3VtDQp2YWxpZGF0aW9uIHRvIHRoZSBWTSBvbiB4ZHAgcmVkaXJlY3QuIEkgZG8g bm90IHJlY2FsbCBhIHZlcnNpb24gYWZ0ZXINCnRoaXMgb25lOg0KDQpodHRwczovL2xvcmUua2Vy bmVsLm9yZy9uZXRkZXYvY292ZXIuMTYyMjIyMjM2Ny5naXQubG9yZW56b0BrZXJuZWwub3JnLw0K DQphbmQgSSBsb3N0IG9mIHRyYWNrIG9mIHdoYXQgY2hhbmdlIGlzIG5lZWRlZCBmb3IgaXQgdG8g Z28gaW4uDQoNCj4gDQo+IFhEUC1yZWRpcmVjdCB3aXRoIEdSTyBhbmQgU2NhdHRlci1HYXRoZXIg ZnJhbWVzIGFyZSBwYXJ0IG9mIHRoZQ0KPiBtdWx0aS1idWZmIGVmZm9ydCAoQ2MgTG9yZW56byks IGJ1dCBjdXJyZW50bHkgWERQX1JFRElSRUNUIHdpdGgNCj4gbXVsdGktYnVmZiBpcyBkaXNhYmxl ZCAoZXhjZXB0IGZvciBjcHVtYXApLCBiZWNhdXNlIHRoZSBsYWNrIG9mDQo+IFhEUC1mZWF0dXJl IGJpdHMsIG1lYW5pbmcgd2UgY2Fubm90IGRldGVybWluZSAoaW4ga2VybmVsKSBpZiByZWNlaXZp bmcNCj4gbmV0X2RldmljZSBzdXBwb3J0cyBtdWx0aS1idWZmIChDYyBLdW1hcikuDQo+IA0KPj4g Q3VycmVudGx5LCB0aGVzZSBvZmZsb2FkcyAoZXNwZWNpYWxseSBUU08vR1NPKSBhcmUgaW5jb21w YXRpYmxlIHdpdGgNCj4+IFhEUF9SRURJUkVDVCBhbmQgcmVzdWx0IGluIHBhY2tldHMgYmVpbmcg ZHJvcHBlZC4gQmVjYXVzZSBkaXNhYmxpbmcNCj4+IHRoZXNlIG9mZmxvYWRzIGluIGFsbCBvdXIg Y3VzdG9tZXIgVk1zIGlzIG5vdCBhIGdvb2Qgb3B0aW9uLCB3ZSdyZQ0KPj4gc2VhcmNoaW5nIGZv ciB3YXlzIHRvIHN1cHBvcnQgdGhlc2Ugb2ZmbG9hZHMgd2l0aCBYRFAuDQo+Pg0KPiANCj4gVG8g RGF2aWQgQWhlcm4sIGRpZG4ndCB0aGUga2VybmVsIHJlY2VudGx5IGxvb3NlbiB1cCBvbiBoYXZp bmcgdG8NCj4gZGlzYWJsZSB0aGVzZSBvZmZsb2FkcyBmb3IgS1ZNIHZpcnRpb19uZXQ/DQoNCm5v dCB0aGF0IEkgYW0gYXdhcmUuIFN0aWxsIG5lZWQgdHggb2ZmbG9hZHMgZGlzYWJsZWQuDQoNCg0K VGhpcyBzdW1tYXJpemVzIHdoYXQgSSB3YXMgbG9va2luZyBpbnRvIGJhY2sgaW4gMjAyMCwgYWxv bmcgd2l0aCB0aGUNCmN1cnJlbnQgc3RhdGUgb2YgWERQIGZvciBWTSB1c2UgY2FzZToNCg0KaHR0 cHM6Ly9sZWdhY3kubmV0ZGV2Y29uZi5pbmZvLzB4MTQvcHViL3NsaWRlcy8yNC9uZXRkZXYtMHgx NC1YRFAtYW5kLXRoZS1jbG91ZC5wZGYNCg0Kc291cmNlIGNvZGUgaXMgc3RpbGwgb24gZ2l0aHVi IHRvby4NCg==