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 733F626E16C for ; Fri, 12 Sep 2025 09:04:03 +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=1757667843; cv=none; b=NDMNN+eXRu+l29VNH1wDCTJHQ7YYm/BVQnN9JXpbSmd5i6a+P2Ynmnp1dCjlsk2GtcYK9aixqF2QK+U247kBOTp6kysnr3JS1JH7zUlvtCx4o5nKhQurG+y9LSTOH6rrF/9VNMn6CBLijnTEmykBldakFY4rLZoPs3g4XPIfUK4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757667843; c=relaxed/simple; bh=6P97i865U08jWJQoiTmLd/zDtEt1kPmipD6fJxtrMLY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=hfhidgI7G8IDkkpG+fjBvyjhxhjUzaKcdbTWCO3VjNLWRUSlUAA2K4XlrbaerRtG/iINcw9vIRNrpumRXdTfBXhc7ZMibxOzMlGZBBLN/03TYMSVlMugI9kInl7ZRvQ7Pz6F/2n62ifuu+apamgyvYaBToT2PWezLyuiTiV1FsE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=fH2i35iK; 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="fH2i35iK" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BDABCC4CEFE; Fri, 12 Sep 2025 09:04:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757667843; bh=6P97i865U08jWJQoiTmLd/zDtEt1kPmipD6fJxtrMLY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=fH2i35iK+XMUhPaRiq+syIGF0Q1YriCNDDGl6t4jbGBMTCcC4TYK23Oq0H3YX2tow X1+tSVSsNWpYbnBPsPEOoKUU59IzjUrbTfoynhW3QYlSCQP+2kUSeLRf5h44HZbvJ8 3V9KuCldVCU4XUHJF3C0KPI4ZQmkHz3gLgVezpVMFChVHf9XfIlb+8Ad0czyKvpvOY OcrdiWOy6xdnqfemQ9dHfqHOlen9ArNJtw1/k1G2Y9MaRe6c0/Dggvl5SYcm9PCDtc 3Tb+Q70bjPy0pWwuGBFbpWCPKUlorTbIIi6jQiYyyrLtZXgqw+cibvCHFYP9JKTvHj Ri25W3NEX0rzg== Date: Fri, 12 Sep 2025 10:03:59 +0100 From: Simon Horman To: Aleksandr Loktionov Cc: intel-wired-lan@lists.osuosl.org, anthony.l.nguyen@intel.com, netdev@vger.kernel.org, mschmidt@redhat.com, Jedrzej Jagielski Subject: Re: [PATCH iwl-next v4 5/5] iavf: add RSS support for GTP protocol via ethtool Message-ID: <20250912090359.GY30363@horms.kernel.org> References: <20250829101809.1022945-1-aleksandr.loktionov@intel.com> <20250829101809.1022945-6-aleksandr.loktionov@intel.com> 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-Disposition: inline In-Reply-To: <20250829101809.1022945-6-aleksandr.loktionov@intel.com> On Fri, Aug 29, 2025 at 10:18:08AM +0000, Aleksandr Loktionov wrote: > Extend the iavf driver to support Receive Side Scaling (RSS) > configuration for GTP (GPRS Tunneling Protocol) flows using ethtool. > > The implementation introduces new RSS flow segment headers and hash field > definitions for various GTP encapsulations, including: > > - GTPC > - GTPU (IP, Extension Header, Uplink, Downlink) > - TEID-based hashing > > The ethtool interface is updated to parse and apply these new flow types > and hash fields, enabling fine-grained traffic distribution for GTP-based > mobile workloads. > > This enhancement improves performance and scalability for virtualized > network functions (VNFs) and user plane functions (UPFs) in 5G and LTE > deployments. > > Signed-off-by: Aleksandr Loktionov > Reviewed-by: Jedrzej Jagielski Reviewed-by: Simon Horman