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 577CAC433EF for ; Fri, 3 Jun 2022 05:31:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240614AbiFCFbd (ORCPT ); Fri, 3 Jun 2022 01:31:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42058 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240572AbiFCFbc (ORCPT ); Fri, 3 Jun 2022 01:31:32 -0400 Received: from mail.sberdevices.ru (mail.sberdevices.ru [45.89.227.171]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 12F3638DB4; Thu, 2 Jun 2022 22:31:30 -0700 (PDT) Received: from s-lin-edge02.sberdevices.ru (localhost [127.0.0.1]) by mail.sberdevices.ru (Postfix) with ESMTP id D5EF95FD02; Fri, 3 Jun 2022 08:31:27 +0300 (MSK) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sberdevices.ru; s=mail; t=1654234287; bh=+4MNda9ZVaWsO3OSMFy39GadvoLLcTiXQPmvOw9yBqY=; h=From:To:Subject:Date:Message-ID:Content-Type:MIME-Version; b=OtnvFT2hWMHelc/RdeLxaqAPMtB3GTqXTl54pXjcE8WK+2p0/AEHMPYtdC30Kf00w gB/OlMdlWbfjoS3JVBo/vziQ9X2nO0FrAYyNKuUqVL5r5dgf8leEiH/JMNs9gv7D7O hQ1TPYoc7bxMATsx4JZeFjwf4zSdgMMQPgKEMPf3E5Mu1DQdi13oAdL9uLimobl501 69+5wWuEHSAC5CYMjOCNONZi/9eNqGbcOUWgP0H3iCNiWlo3KN/s176QsqypWe9flZ jVzl9NR6B66hlTsa1ctOIXhyFC3cOJTbTyzDFRj5VxMONltJuLJnuo7UOL2k6AGnIJ ER0D3ASDKzpag== Received: from S-MS-EXCH01.sberdevices.ru (S-MS-EXCH01.sberdevices.ru [172.16.1.4]) by mail.sberdevices.ru (Postfix) with ESMTP; Fri, 3 Jun 2022 08:31:27 +0300 (MSK) From: Arseniy Krasnov To: Stefano Garzarella , Stefan Hajnoczi , "Michael S. Tsirkin" , "David S. Miller" , Jason Wang , "Jakub Kicinski" , Paolo Abeni CC: "linux-kernel@vger.kernel.org" , "kvm@vger.kernel.org" , "virtualization@lists.linux-foundation.org" , "netdev@vger.kernel.org" , kernel , Krasnov Arseniy Subject: [RFC PATCH v2 1/8] virtio/vsock: rework packet allocation logic Thread-Topic: [RFC PATCH v2 1/8] virtio/vsock: rework packet allocation logic Thread-Index: AQHYdwsc/NV43wr3F0ycDhhxOYPufQ== Date: Fri, 3 Jun 2022 05:31:00 +0000 Message-ID: <78157286-3663-202f-da94-1a17e4ffe819@sberdevices.ru> In-Reply-To: Accept-Language: en-US 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: 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: 2022/06/03 01:19:00 #19656765 X-KSMG-AntiVirus-Status: Clean, skipped Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org VG8gc3VwcG9ydCB6ZXJvY29weSByZWNlaXZlLCBwYWNrZXQncyBidWZmZXIgYWxsb2NhdGlvbg0K aXMgY2hhbmdlZDogZm9yIGJ1ZmZlcnMgd2hpY2ggY291bGQgYmUgbWFwcGVkIHRvIHVzZXIncw0K dm1hIHdlIGNhbid0IHVzZSAna21hbGxvYygpJyhhcyBrZXJuZWwgcmVzdHJpY3RzIHRvIG1hcA0K c2xhYiBwYWdlcyB0byB1c2VyJ3Mgdm1hKSBhbmQgcmF3IGJ1ZGR5IGFsbG9jYXRvciBub3cNCmNh bGxlZC4gQnV0LCBmb3IgdHggcGFja2V0cyhzdWNoIHBhY2tldHMgd29uJ3QgYmUgbWFwcGVkDQp0 byB1c2VyKSwgcHJldmlvdXMgJ2ttYWxsb2MoKScgd2F5IGlzIHVzZWQsIGJ1dCB3aXRoIHNwZWNp YWwNCmZsYWcgaW4gcGFja2V0J3Mgc3RydWN0dXJlIHdoaWNoIGFsbG93cyB0byBkaXN0aW5ndWlz aA0KYmV0d2VlbiAna21hbGxvYygpJyBhbmQgcmF3IHBhZ2VzIGJ1ZmZlcnMuDQoNClNpZ25lZC1v ZmYtYnk6IEFyc2VuaXkgS3Jhc25vdiA8QVZLcmFzbm92QHNiZXJkZXZpY2VzLnJ1Pg0KLS0tDQog aW5jbHVkZS9saW51eC92aXJ0aW9fdnNvY2suaCAgICAgICAgICAgIHwgMSArDQogbmV0L3Ztd192 c29jay92aXJ0aW9fdHJhbnNwb3J0LmMgICAgICAgIHwgOCArKysrKystLQ0KIG5ldC92bXdfdnNv Y2svdmlydGlvX3RyYW5zcG9ydF9jb21tb24uYyB8IDkgKysrKysrKystDQogMyBmaWxlcyBjaGFu Z2VkLCAxNSBpbnNlcnRpb25zKCspLCAzIGRlbGV0aW9ucygtKQ0KDQpkaWZmIC0tZ2l0IGEvaW5j bHVkZS9saW51eC92aXJ0aW9fdnNvY2suaCBiL2luY2x1ZGUvbGludXgvdmlydGlvX3Zzb2NrLmgN CmluZGV4IDM1ZDdlZWRiNWU4ZS4uZDAyY2I3YWE5MjJmIDEwMDY0NA0KLS0tIGEvaW5jbHVkZS9s aW51eC92aXJ0aW9fdnNvY2suaA0KKysrIGIvaW5jbHVkZS9saW51eC92aXJ0aW9fdnNvY2suaA0K QEAgLTUwLDYgKzUwLDcgQEAgc3RydWN0IHZpcnRpb192c29ja19wa3Qgew0KIAl1MzIgb2ZmOw0K IAlib29sIHJlcGx5Ow0KIAlib29sIHRhcF9kZWxpdmVyZWQ7DQorCWJvb2wgc2xhYl9idWY7DQog fTsNCiANCiBzdHJ1Y3QgdmlydGlvX3Zzb2NrX3BrdF9pbmZvIHsNCmRpZmYgLS1naXQgYS9uZXQv dm13X3Zzb2NrL3ZpcnRpb190cmFuc3BvcnQuYyBiL25ldC92bXdfdnNvY2svdmlydGlvX3RyYW5z cG9ydC5jDQppbmRleCBhZDY0ZjQwMzUzNmEuLjE5OTA5YzFlOWJhMyAxMDA2NDQNCi0tLSBhL25l dC92bXdfdnNvY2svdmlydGlvX3RyYW5zcG9ydC5jDQorKysgYi9uZXQvdm13X3Zzb2NrL3ZpcnRp b190cmFuc3BvcnQuYw0KQEAgLTI1NSwxNiArMjU1LDIwIEBAIHN0YXRpYyB2b2lkIHZpcnRpb192 c29ja19yeF9maWxsKHN0cnVjdCB2aXJ0aW9fdnNvY2sgKnZzb2NrKQ0KIAl2cSA9IHZzb2NrLT52 cXNbVlNPQ0tfVlFfUlhdOw0KIA0KIAlkbyB7DQorCQlzdHJ1Y3QgcGFnZSAqYnVmX3BhZ2U7DQor DQogCQlwa3QgPSBremFsbG9jKHNpemVvZigqcGt0KSwgR0ZQX0tFUk5FTCk7DQogCQlpZiAoIXBr dCkNCiAJCQlicmVhazsNCiANCi0JCXBrdC0+YnVmID0ga21hbGxvYyhidWZfbGVuLCBHRlBfS0VS TkVMKTsNCi0JCWlmICghcGt0LT5idWYpIHsNCisJCWJ1Zl9wYWdlID0gYWxsb2NfcGFnZShHRlBf S0VSTkVMKTsNCisNCisJCWlmICghYnVmX3BhZ2UpIHsNCiAJCQl2aXJ0aW9fdHJhbnNwb3J0X2Zy ZWVfcGt0KHBrdCk7DQogCQkJYnJlYWs7DQogCQl9DQogDQorCQlwa3QtPmJ1ZiA9IHBhZ2VfdG9f dmlydChidWZfcGFnZSk7DQogCQlwa3QtPmJ1Zl9sZW4gPSBidWZfbGVuOw0KIAkJcGt0LT5sZW4g PSBidWZfbGVuOw0KIA0KZGlmZiAtLWdpdCBhL25ldC92bXdfdnNvY2svdmlydGlvX3RyYW5zcG9y dF9jb21tb24uYyBiL25ldC92bXdfdnNvY2svdmlydGlvX3RyYW5zcG9ydF9jb21tb24uYw0KaW5k ZXggZWMyYzJhZmJmMGQwLi4yNzg1NjdmNzQ4ZjIgMTAwNjQ0DQotLS0gYS9uZXQvdm13X3Zzb2Nr L3ZpcnRpb190cmFuc3BvcnRfY29tbW9uLmMNCisrKyBiL25ldC92bXdfdnNvY2svdmlydGlvX3Ry YW5zcG9ydF9jb21tb24uYw0KQEAgLTY5LDYgKzY5LDcgQEAgdmlydGlvX3RyYW5zcG9ydF9hbGxv Y19wa3Qoc3RydWN0IHZpcnRpb192c29ja19wa3RfaW5mbyAqaW5mbywNCiAJCWlmICghcGt0LT5i dWYpDQogCQkJZ290byBvdXRfcGt0Ow0KIA0KKwkJcGt0LT5zbGFiX2J1ZiA9IHRydWU7DQogCQlw a3QtPmJ1Zl9sZW4gPSBsZW47DQogDQogCQllcnIgPSBtZW1jcHlfZnJvbV9tc2cocGt0LT5idWYs IGluZm8tPm1zZywgbGVuKTsNCkBAIC0xMzQyLDcgKzEzNDMsMTMgQEAgRVhQT1JUX1NZTUJPTF9H UEwodmlydGlvX3RyYW5zcG9ydF9yZWN2X3BrdCk7DQogDQogdm9pZCB2aXJ0aW9fdHJhbnNwb3J0 X2ZyZWVfcGt0KHN0cnVjdCB2aXJ0aW9fdnNvY2tfcGt0ICpwa3QpDQogew0KLQlrZnJlZShwa3Qt PmJ1Zik7DQorCWlmIChwa3QtPmJ1Zl9sZW4pIHsNCisJCWlmIChwa3QtPnNsYWJfYnVmKQ0KKwkJ CWtmcmVlKHBrdC0+YnVmKTsNCisJCWVsc2UNCisJCQlmcmVlX3BhZ2VzKGJ1ZiwgZ2V0X29yZGVy KHBrdC0+YnVmX2xlbikpOw0KKwl9DQorDQogCWtmcmVlKHBrdCk7DQogfQ0KIEVYUE9SVF9TWU1C T0xfR1BMKHZpcnRpb190cmFuc3BvcnRfZnJlZV9wa3QpOw0KLS0gDQoyLjI1LjENCg==