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=-4.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_MUTT autolearn=ham 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 9790FC04EB8 for ; Tue, 4 Dec 2018 07:28:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 585192146D for ; Tue, 4 Dec 2018 07:28:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="RsDniAuN" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 585192146D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linuxfoundation.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726042AbeLDH2h (ORCPT ); Tue, 4 Dec 2018 02:28:37 -0500 Received: from mail.kernel.org ([198.145.29.99]:43028 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725983AbeLDH2g (ORCPT ); Tue, 4 Dec 2018 02:28:36 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.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 85E6220834; Tue, 4 Dec 2018 07:28:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1543908516; bh=INJvMSa6sHkJKdw0qQZqN4OYGLvQiuQwF1fNpe7xD1c=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=RsDniAuNZA0LHbHDNHLS9OPvN8bxgV6iyCjm+mYKH9oodS/sUbkAj/1Z2Tf3vFFYz IWt3gOxS06aPaMCCQUyz+62H5T1aBYa4sMHCLRTM7ZMqxySG/UPWLp6cw1bWLm8QVt k+lrHsRJ+sQ5wi44978UR82uyltf8mik/SusItNE= Date: Tue, 4 Dec 2018 08:28:33 +0100 From: Greg KH To: Thomas Backlund Cc: Sasha Levin , Dave Chinner , stable@vger.kernel.org, linux-kernel@vger.kernel.org, Dave Chinner , "Darrick J . Wong" , linux-fsdevel@vger.kernel.org Subject: Re: [PATCH AUTOSEL 4.14 25/35] iomap: sub-block dio needs to zeroout beyond EOF Message-ID: <20181204072833.GB25998@kroah.com> References: <20181129121458.GK19305@dastard> <20181129124756.GA25945@kroah.com> <20181129224019.GM19305@dastard> <20181130082203.GA26830@kroah.com> <20181130101441.GA213156@sasha-vm> <20181130215005.GP19305@dastard> <20181201074909.GC213156@sasha-vm> <20181202232302.GT19305@dastard> <20181203092241.GC235790@sasha-vm> <2de96c1b-c375-8eed-f934-df5cbcdcd5cc@mageia.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2de96c1b-c375-8eed-f934-df5cbcdcd5cc@mageia.org> User-Agent: Mutt/1.11.0 (2018-11-25) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Dec 03, 2018 at 11:22:46PM +0159, Thomas Backlund wrote: > Den 2018-12-03 kl. 11:22, skrev Sasha Levin: > > > > > This is a case where theory collides with the real world. Yes, our QA is > > lacking, but we don't have the option of not doing the current process. > > If we stop backporting until a future data where our QA problem is > > solved we'll end up with what we had before: users stuck on ancient > > kernels without a way to upgrade. > > > > Sorry, but you seem to be living in a different "real world"... > > People stay on "ancient kernels" that "just works" instead of updating > to a newer one that "hopefully/maybe/... works" That's not good as those "ancient kernels" really just are "kernels with lots of known security bugs". It's your systems, I can't tell you what to do, but I will tell you that running older, unfixed kernels, is a known liability. Good luck! greg k-h