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 X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2CDE5FA372C for ; Fri, 8 Nov 2019 12:34:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 00678222C9 for ; Fri, 8 Nov 2019 12:34:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573216462; bh=Tp/mJy2ordfJXjH1/nl11N6dP2U17R3lP2KncOqlLPo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=2kttmZO8z1LtQpy7r1tkaj4OzHiAFr9/KJHyTIUZqBzldNP9IwnICOQzjxszPPo8R cNqx+p2sXzald/H4qiCXkmNaSZtJkDEgorzXfdUClZkXz2J7mhoL6CLMTFgO3hGiM9 GqVBwF8ZukjaKgiN52lmJDzhRC1locgZ9my9j9Bo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726294AbfKHMeV (ORCPT ); Fri, 8 Nov 2019 07:34:21 -0500 Received: from mail.kernel.org ([198.145.29.99]:42622 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725883AbfKHMeV (ORCPT ); Fri, 8 Nov 2019 07:34:21 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 87788222C6; Fri, 8 Nov 2019 12:34:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573216459; bh=Tp/mJy2ordfJXjH1/nl11N6dP2U17R3lP2KncOqlLPo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=QS7A4MHMADPPwdCjCQFnF8fFONxKv97OJOn0wTV8ACdb+uNUtyjKOlsHcfi86ISMP yIyYFFbzsqE3Kaf70NDdBj6RZit0Cw8APFlApq4X8fgjTRveyoacuQFmxAw+kl1vU6 oreciYK+/wFP4uC73oZmBr9e6utaWeRDH+WH4oMw= Date: Fri, 8 Nov 2019 13:34:16 +0100 From: Greg KH To: Julian Wiedmann Cc: Sasha Levin , linux-kernel@vger.kernel.org, stable@vger.kernel.org, "David S . Miller" , linux-s390@vger.kernel.org Subject: Re: [PATCH AUTOSEL 4.19 204/205] s390/qeth: limit csum offload erratum to L3 devices Message-ID: <20191108123416.GA732985@kroah.com> References: <20191108113752.12502-1-sashal@kernel.org> <20191108113752.12502-204-sashal@kernel.org> <2e4553d6-de1f-bb61-33e4-10a5c23f0aa7@linux.ibm.com> <20191108120025.GM4787@sasha-vm> <4d8f1938-af6e-7e0e-4085-2f7c53390b2d@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4d8f1938-af6e-7e0e-4085-2f7c53390b2d@linux.ibm.com> User-Agent: Mutt/1.12.2 (2019-09-21) Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Fri, Nov 08, 2019 at 01:16:26PM +0100, Julian Wiedmann wrote: > On 08.11.19 13:00, Sasha Levin wrote: > > On Fri, Nov 08, 2019 at 12:50:24PM +0100, Julian Wiedmann wrote: > >> On 08.11.19 12:37, Sasha Levin wrote: > >>> From: Julian Wiedmann > >>> > >>> [ Upstream commit f231dc9dbd789b0f98a15941e3cebedb4ad72ad5 ] > >>> > >>> Combined L3+L4 csum offload is only required for some L3 HW. So for > >>> L2 devices, don't offload the IP header csum calculation. > >>> > >> > >> NACK, this has no relevance for stable. > > > > Sure, I'll drop it. > > > > Do you have an idea why the centos and ubuntu folks might have > > backported this commit into their kernels? > > > > No clue, I trust they have their own reasons. > I cant see centos backporting anything unless they were asked to do so. And this really looks like a "bugfix" to me, why isn't this relevant for any older kernel versions? thanks, greg k-h