From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D7DEE81750 for ; Fri, 22 Mar 2024 22:55:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711148151; cv=none; b=Pqu33MqbakU1hMRDB6rfElM+ypOqoYe45xAIMqYxZbLjWzJYdt8+gESnrUcihW5TudGfxBQooLiAKHVKVVRdu8zUpDrchaiLpS61bgL+71dlZgraSNUAH+zyrfRgyIdK3oRvYmu6dx1juqaQ5BwcfAyhknOFLPDWn/7XwzC78zw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711148151; c=relaxed/simple; bh=XZZfzTHi7snr1nsrLxfaDOVvbSdaxsIvIbn0m6uGTtE=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=BzCXsJNikdlDxUr42HjGLRGEEOFbxHjlOqiPZYbMKGIfqGHERRJLbb2heHJg+8YYtpjYWonfboowJOUyhDpGFJMNd/YjqBDPz7dYXh/72/yUkTLu7cuilzXUwxqeomVTJJKjYC6gZCxF8J+RWb1gH9mwZB+YS1DpVibq7tdv3Bs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=e4+rPui+; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="e4+rPui+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 18B0EC433F1; Fri, 22 Mar 2024 22:55:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711148151; bh=XZZfzTHi7snr1nsrLxfaDOVvbSdaxsIvIbn0m6uGTtE=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=e4+rPui+jbjF3elpbrRaPpbEhyStmhhCAnbt4CanYumkePfOnKGoVGiPPDcjANLwz 2xIHIvuSRbkV2o57hSD3TUtmr7NXMAQ5NGeRly8EsOZFaMI1KWqc27nhyir+Myrmrf iyZDWEwNFnxaPib6ze73vIqL+eC968zsoqT5PsbfxhvD6wFyuBTpNonRElUw6wIvq8 W3UnGBekczhjppx2X+x3pQIcF1vUJPmEx7sPJGAc+I+GpqzVrDo1l2UOPO1G/nG1Hz TiI9lqUIQaofSKxr7us6+mTSkJft69iP3pbXzBkVV0Q5zOmVCldBuycWUOSsKWdqO3 DZcerpOJTYuYw== Date: Fri, 22 Mar 2024 15:55:50 -0700 From: Jakub Kicinski To: Antoine Tenart Cc: davem@davemloft.net, pabeni@redhat.com, edumazet@google.com, steffen.klassert@secunet.com, willemdebruijn.kernel@gmail.com, netdev@vger.kernel.org Subject: Re: [PATCH net v3 0/4] gro: various fixes related to UDP tunnels Message-ID: <20240322155550.3779c85a@kernel.org> In-Reply-To: <20240322114624.160306-1-atenart@kernel.org> References: <20240322114624.160306-1-atenart@kernel.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Fri, 22 Mar 2024 12:46:19 +0100 Antoine Tenart wrote: > We found issues when a UDP tunnel endpoint is in a different netns than > where UDP GRO happens. This kind of setup is actually quite diverse, > from having one leg of the tunnel on a remove host, to having a tunnel > between netns (eg. being bridged in another one or on the host). In our > case that UDP tunnel was geneve. I think this series makes net/udpgro_fwd.sh selftest fail.