From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E993EC636D3 for ; Mon, 6 Feb 2023 06:56:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229804AbjBFG4t (ORCPT ); Mon, 6 Feb 2023 01:56:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51384 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229750AbjBFG4r (ORCPT ); Mon, 6 Feb 2023 01:56:47 -0500 Received: from mx.sberdevices.ru (mx.sberdevices.ru [45.89.227.171]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AB7F01BAFE; Sun, 5 Feb 2023 22:56:17 -0800 (PST) Received: from s-lin-edge02.sberdevices.ru (localhost [127.0.0.1]) by mx.sberdevices.ru (Postfix) with ESMTP id 0A8535FD0A; Mon, 6 Feb 2023 09:55:47 +0300 (MSK) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sberdevices.ru; s=mail; t=1675666547; bh=jKp9H6Gl8+dpKJMrNsPP4bgIPg00ur5gUBmdQBd30+A=; h=From:To:Subject:Date:Message-ID:Content-Type:MIME-Version; b=myKw0kJTJWPZcUUzr+ic9NSsNN78CsbnOLPu9EvN6QY+EwKU30KYqP3PP3UQnydSy 2AtycgAaILRUybm61fyYNyv22cgvUKRD0Pgj+4LVIv4QllAEu8YnC/QxAiw6Q7AOne K7MR6Ha/2gzXYIizt54FPfllLYLM1mtXEo4a6w0Fv5d+2QmzcOYA1AkRtOfwvCVdvl Tia/7spzmxrC4p9vYDQ71nha5tRl84aPNaVpQGxNOfzLfl3IZQ/UPvl5YWMSWsWl/K ITraHe4ZRnWomtJCGXATOP9LcBTEUMIbUWQEyXeDOGUzzkX7RC+j4hHaIhHjflUdbp LlhPhj0eaufxw== Received: from S-MS-EXCH02.sberdevices.ru (S-MS-EXCH02.sberdevices.ru [172.16.1.5]) by mx.sberdevices.ru (Postfix) with ESMTP; Mon, 6 Feb 2023 09:55:47 +0300 (MSK) From: Arseniy Krasnov To: Stefan Hajnoczi , Stefano Garzarella , "Michael S. Tsirkin" , Jason Wang , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Arseniy Krasnov , "Krasnov Arseniy" CC: "linux-kernel@vger.kernel.org" , "kvm@vger.kernel.org" , "virtualization@lists.linux-foundation.org" , "netdev@vger.kernel.org" , kernel Subject: [RFC PATCH v1 03/12] vsock: check for MSG_ZEROCOPY support Thread-Topic: [RFC PATCH v1 03/12] vsock: check for MSG_ZEROCOPY support Thread-Index: AQHZOfgJ1YmcF1NMGkqzPZVVHI90wA== Date: Mon, 6 Feb 2023 06:55:46 +0000 Message-ID: In-Reply-To: <0e7c6fc4-b4a6-a27b-36e9-359597bba2b5@sberdevices.ru> Accept-Language: en-US, ru-RU Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [172.16.1.12] Content-Type: text/plain; charset="utf-8" Content-ID: <6875DB21EF0B2A4184A9CDEF0D4F4475@sberdevices.ru> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-KSMG-Rule-ID: 4 X-KSMG-Message-Action: clean X-KSMG-AntiSpam-Status: not scanned, disabled by settings X-KSMG-AntiSpam-Interceptor-Info: not scanned X-KSMG-AntiPhishing: not scanned, disabled by settings X-KSMG-AntiVirus: Kaspersky Secure Mail Gateway, version 1.1.2.30, bases: 2023/02/06 01:18:00 #20834045 X-KSMG-AntiVirus-Status: Clean, skipped Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org VGhpcyBmZWF0dXJlIHRvdGFsbHkgZGVwZW5kcyBvbiB0cmFuc3BvcnQsIHNvIGlmIHRyYW5zcG9y dCBkb2Vzbid0DQpzdXBwb3J0IGl0LCByZXR1cm4gZXJyb3IuDQoNClNpZ25lZC1vZmYtYnk6IEFy c2VuaXkgS3Jhc25vdiA8QVZLcmFzbm92QHNiZXJkZXZpY2VzLnJ1Pg0KLS0tDQogaW5jbHVkZS9u ZXQvYWZfdnNvY2suaCAgIHwgMiArKw0KIG5ldC92bXdfdnNvY2svYWZfdnNvY2suYyB8IDcgKysr KysrKw0KIDIgZmlsZXMgY2hhbmdlZCwgOSBpbnNlcnRpb25zKCspDQoNCmRpZmYgLS1naXQgYS9p bmNsdWRlL25ldC9hZl92c29jay5oIGIvaW5jbHVkZS9uZXQvYWZfdnNvY2suaA0KaW5kZXggNTY4 YTg3YzVlMGQwLi45NmQ4MjkwMDRjODEgMTAwNjQ0DQotLS0gYS9pbmNsdWRlL25ldC9hZl92c29j ay5oDQorKysgYi9pbmNsdWRlL25ldC9hZl92c29jay5oDQpAQCAtMTczLDYgKzE3Myw4IEBAIHN0 cnVjdCB2c29ja190cmFuc3BvcnQgew0KIA0KIAkvKiBBZGRyZXNzaW5nLiAqLw0KIAl1MzIgKCpn ZXRfbG9jYWxfY2lkKSh2b2lkKTsNCisNCisJYm9vbCAoKm1zZ3plcm9jb3B5X2FsbG93KSh2b2lk KTsNCiB9Ow0KIA0KIC8qKioqIENPUkUgKioqKi8NCmRpZmYgLS1naXQgYS9uZXQvdm13X3Zzb2Nr L2FmX3Zzb2NrLmMgYi9uZXQvdm13X3Zzb2NrL2FmX3Zzb2NrLmMNCmluZGV4IGY3NTJiMzBiNzFk Ni4uZmIwZmNiMzkwMTEzIDEwMDY0NA0KLS0tIGEvbmV0L3Ztd192c29jay9hZl92c29jay5jDQor KysgYi9uZXQvdm13X3Zzb2NrL2FmX3Zzb2NrLmMNCkBAIC0xNzg4LDYgKzE3ODgsMTMgQEAgc3Rh dGljIGludCB2c29ja19jb25uZWN0aWJsZV9zZW5kbXNnKHN0cnVjdCBzb2NrZXQgKnNvY2ssIHN0 cnVjdCBtc2doZHIgKm1zZywNCiAJCWdvdG8gb3V0Ow0KIAl9DQogDQorCWlmIChtc2ctPm1zZ19m bGFncyAmIE1TR19aRVJPQ09QWSAmJg0KKwkgICAgKCF0cmFuc3BvcnQtPm1zZ3plcm9jb3B5X2Fs bG93IHx8DQorCSAgICAgIXRyYW5zcG9ydC0+bXNnemVyb2NvcHlfYWxsb3coKSkpIHsNCisJCWVy ciA9IC1FT1BOT1RTVVBQOw0KKwkJZ290byBvdXQ7DQorCX0NCisNCiAJLyogV2FpdCBmb3Igcm9v bSBpbiB0aGUgcHJvZHVjZSBxdWV1ZSB0byBlbnF1ZXVlIG91ciB1c2VyJ3MgZGF0YS4gKi8NCiAJ dGltZW91dCA9IHNvY2tfc25kdGltZW8oc2ssIG1zZy0+bXNnX2ZsYWdzICYgTVNHX0RPTlRXQUlU KTsNCiANCi0tIA0KMi4yNS4xDQo=