From nobody Fri Dec 19 18:53:58 2025 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 8F2E2C38145 for ; Wed, 7 Sep 2022 12:51:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229974AbiIGMv5 (ORCPT ); Wed, 7 Sep 2022 08:51:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56540 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229960AbiIGMvd (ORCPT ); Wed, 7 Sep 2022 08:51:33 -0400 Received: from mail-wr1-x42b.google.com (mail-wr1-x42b.google.com [IPv6:2a00:1450:4864:20::42b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 21CA780F4A for ; Wed, 7 Sep 2022 05:51:28 -0700 (PDT) Received: by mail-wr1-x42b.google.com with SMTP id bj14so6972033wrb.12 for ; Wed, 07 Sep 2022 05:51:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=daynix-com.20210112.gappssmtp.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date; bh=7KvsrxzdRu/1ZCcF3FvQUHupf11TCZFlO9FQE3i8fVg=; b=byTk1PERy1xg8uduZ/vlGwafyPhLGvoY7pXynSWyML06wLvc6XPLmaRqEC2aMIwacV tUoup1Y1MKEfke2ZQCnVfXA7ynGh9tD6fmFJ2NeosScvDVyofRNGWL1q9VsTZpKi3MZM G0rbog7IRrNI2AYyjOephBJ52e1JOLDh+X2Uw7hRy8ac1WLy7tCU0d4TsHTg4GNkSTRE e9yTAgfQzSAllIDau9CnUscSa9dC0nCASyLiFgKN8CFAVW2l5NjyXTK6x47MJJDU5nKt +POxsjxxGx9AL/Jl81pq1OyBQD7x4jYpWTvIlhJ9wvr/iv7LMLfbVlVMpy4KjJFiFJiA MS0A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date; bh=7KvsrxzdRu/1ZCcF3FvQUHupf11TCZFlO9FQE3i8fVg=; b=kyTqQR0hsDPGooorK0Ra7ItWXktIsnC+hu4Ff2hcp8UDasLxUnZQgbK7zciJM+6fp3 ID9wY6h3nsH6ySm1WyOn3wA5xVTyXbqjiB+Cdwtn/6NBLQKrGEbsC6ke9aeB54z1SbNe HPPuQp47GAv8SyoFAkPUbAqc4Vb/mobmjFe4K+D5c57UToRYSqXkWvGyGZ/v3nUy9m6e ZQqurtS7+V8VUEhIzF7N5ahk6izdT2pga839w2wLcN4eM/dTKevYCKEwagGiCVBDBQIb 2+/JbMy1tl8vr/iE8pLs8UeTy0LRw9At8ZvcigCEgO2eWUUuuSOGq9hx9LIU2yxwzkIh ymgA== X-Gm-Message-State: ACgBeo3Vz52ib+jx5MdrziINBjdxR6hGdr8woiG+r/i1gmIgHRq+ebUq cCYUxET50ghiHde5e9yWOi/X1A== X-Google-Smtp-Source: AA6agR59YwUbyyqlrFljRm41GE4qM9ZwcVQYqqOyOqKMX0/S32LliZKD5iDf+UMvGzsxfRdrxJHjKg== X-Received: by 2002:a5d:47ce:0:b0:228:5769:489e with SMTP id o14-20020a5d47ce000000b002285769489emr1946894wrc.188.1662555086828; Wed, 07 Sep 2022 05:51:26 -0700 (PDT) Received: from navi.cosmonova.net.ua ([95.67.24.131]) by smtp.gmail.com with ESMTPSA id e27-20020adf9bdb000000b0021f0ff1bc6csm11480001wrc.41.2022.09.07.05.51.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Sep 2022 05:51:26 -0700 (PDT) From: Andrew Melnychenko To: edumazet@google.com, netdev@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org, davem@davemloft.net, kuba@kernel.org, jasowang@redhat.com, mst@redhat.com, pabeni@redhat.com, yoshfuji@linux-ipv6.org, dsahern@kernel.org Cc: yan@daynix.com, yuri.benditovich@daynix.com Subject: [PATCH v3 2/6] uapi/linux/if_tun.h: Added new offload types for USO4/6. Date: Wed, 7 Sep 2022 15:50:44 +0300 Message-Id: <20220907125048.396126-3-andrew@daynix.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220907125048.396126-1-andrew@daynix.com> References: <20220907125048.396126-1-andrew@daynix.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Added 2 additional offlloads for USO(IPv4 & IPv6). Separate offloads are required for Windows VM guests, g.e. Windows may set USO rx only for IPv4. Signed-off-by: Andrew Melnychenko --- include/uapi/linux/if_tun.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/uapi/linux/if_tun.h b/include/uapi/linux/if_tun.h index 2ec07de1d73b..65b58fbec335 100644 --- a/include/uapi/linux/if_tun.h +++ b/include/uapi/linux/if_tun.h @@ -88,6 +88,8 @@ #define TUN_F_TSO6 0x04 /* I can handle TSO for IPv6 packets */ #define TUN_F_TSO_ECN 0x08 /* I can handle TSO with ECN bits. */ #define TUN_F_UFO 0x10 /* I can handle UFO packets */ +#define TUN_F_USO4 0x20 /* I can handle USO for IPv4 packets */ +#define TUN_F_USO6 0x40 /* I can handle USO for IPv6 packets */ =20 /* Protocol info prepended to the packets (when IFF_NO_PI is not set) */ #define TUN_PKT_STRIP 0x0001 --=20 2.37.2