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=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 D8CD3C04AAF for ; Thu, 16 May 2019 23:55:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9F2D42082E for ; Thu, 16 May 2019 23:55:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1558050956; bh=LOb1V0NSN/qXeAr6wEFc4k7XLWaIPEVK/TlvCmkOeBE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=XFZ6rvNovWXepsSiWImuQW6pNek9yYNQFFi8wwwo0e/xC5SWRSrvka5vpMDHukaY+ I4xvHpvyZre4pnWI/tqNdizuhoxeoAZEXJPa5EoPhbs8miRTNfOaVsuiYA3EVttilz 7AiIOVa6RoojNHa/h5RqoR3eLJMqONEHxuv78xec= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726804AbfEPXz4 (ORCPT ); Thu, 16 May 2019 19:55:56 -0400 Received: from mail.kernel.org ([198.145.29.99]:41136 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726523AbfEPXzz (ORCPT ); Thu, 16 May 2019 19:55:55 -0400 Received: from localhost (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (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 0BEE32064B; Thu, 16 May 2019 23:55:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1558050955; bh=LOb1V0NSN/qXeAr6wEFc4k7XLWaIPEVK/TlvCmkOeBE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=jlPOU62QPBew1clHT6zxvIiuE0v5or7LJZBpeEuPEanTA65rtUEYz5Z+Y6PctANaU lxeKiA5yOXiWA9Xkultl4t4dU6vtAsOKJ3d/YjUTKt0KCZ7d4NvNf2qUXOJdn6i6E7 SYx9lqzi+4MhJxEoB95Sgw/2ZwEthaqn0aoXIKYo= Date: Thu, 16 May 2019 19:55:53 -0400 From: Sasha Levin To: Linus Torvalds Cc: Greg KH , Ingo Molnar , stable , Linux List Kernel Mailing , Peter Zijlstra , Thomas Gleixner , Andrew Morton Subject: Re: [GIT PULL] locking fix Message-ID: <20190516235553.GU11972@sasha-vm> References: <20190516160135.GA45760@gmail.com> <20190516183945.GA6659@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Thu, May 16, 2019 at 11:42:58AM -0700, Linus Torvalds wrote: >On Thu, May 16, 2019 at 11:39 AM Greg KH wrote: >> >> Thanks, I'll work on that later tonight... > >Note that it probably is almost entirely impossible to trigger the >problem in practice, so it's not like this is a particularly important >stable back-port. > >I just happened to look at it and go "hmm, it's not _marked_ for stable". I've addressed a missing a8654596f03 ("locking/rwsem: Enable lock event counting") and queued up a backport for 5.1-4.9. -- Thanks, Sasha