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[130.117.225.111]) by mx.google.com with ESMTPS id ffacd0b85a97d-488605ea5b8si559277f8f.109.2026.09.21.07.51.50 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Sep 2026 07:51:50 -0700 (PDT) Received-SPF: pass (google.com: domain of vladimir.riabchun@virtuozzo.com designates 130.117.225.111 as permitted sender) client-ip=130.117.225.111; Authentication-Results: mx.google.com; dkim=pass header.i=@virtuozzo.com header.s=relay header.b=qNLnJfCa; spf=pass (google.com: domain of vladimir.riabchun@virtuozzo.com designates 130.117.225.111 as permitted sender) smtp.mailfrom=vladimir.riabchun@virtuozzo.com; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=virtuozzo.com DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=virtuozzo.com; s=relay; h=Message-Id:Date:From:Subject:Content-Type: MIME-Version; bh=ffT1EU/Im/myzpa3OaGijsDEskAVtU7/cLWZ+IDw/WA=; b=qNLnJfCa+SFU aBey9U5tULa0TcLhoMrg9F0mRBwE2bcqJKPsk1uopvZZbuT47eVFch+jxgsUO2znNAYmeeByplWM+ h3K3bpIA+xcJFrm21WzIIaRxFamm2Pnm7z5kf4Nf/Xv30TXQ0UScxcDBsSi7fuiaL97qrNox+Bf8o dzQOQPjseZxHJTbWYqOrN9sAtVxPdkohLHJZI0v3MIX0V4DWDmKWIDN8s70BrpNeBG2NARlevT2nY eBjkKzYg/VxyALJjyR1QS0RRtQStpc4c1U+xxcLTUm4qQh/Uk+RNyOsdOJAKREKM8KHNzxu7uER5p nOTsJpqeNDOu5lPIeFQ0GQ==; Received: from [130.117.225.5] (helo=dev012.aci.vzint.dev) by relay.virtuozzo.com with esmtps (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1x8fK8-0032It-0M; Mon, 21 Sep 2026 16:51:41 +0200 MIME-Version: 1.0 From: Vladimir Riabchun To: Eva Kurchatova In-Reply-To: <20260831224850.1642265-4-eva.kurchatova@virtuozzo.com> References: <20260831224850.1642265-1-eva.kurchatova@virtuozzo.com> <20260831224850.1642265-4-eva.kurchatova@virtuozzo.com> Date: Mon, 21 Sep 2026 14:51:47 +0000 Message-Id: <179000230736.645403.14575711999525636303.b4-review@b4> X-Mailer: b4 0.16.0 X-OZ-Fwd: true Cc: devel@openvz.org Subject: Re: [Devel] [PATCH vz10 4/7] selftests: net: make the veth GRO checks independent of host tunnels X-BeenThere: devel@openvz.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: OpenVZ development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: devel-bounces@openvz.org Errors-To: devel-bounces@openvz.org On Tue, 01 Sep 2026 01:48:22 +0300, Eva Kurchatova wrote: > Three aggregation checks report 10 packets where they want 1 on a host > that has a vxlan, and pass on a host that does not. The kernel is doing > what it is written to do. > > udp4_gro_receive() looks up the receiving socket only when > udp_encap_needed_key is on, and that key is global: any UDP > encapsulation socket on the machine, in any namespace, turns it on. > udp_gro_receive() then aggregates for a packet that has no socket, or > for a socket that asked for UDP GRO, and consults NETIF_F_GRO_UDP_FWD > only in the first case. So with a vxlan somewhere on the box the lookup > finds the test's own receiver, and rx-udp-gro-forwarding never gets a > say. > > [...] Reviewed-by: Vladimir Riabchun -- Vladimir Riabchun _______________________________________________ Devel mailing list Devel@openvz.org https://lists.openvz.org/mailman/listinfo/devel