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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 D871CECDE5F for ; Sat, 21 Jul 2018 23:45:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8686420863 for ; Sat, 21 Jul 2018 23:45:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8686420863 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=fromorbit.com 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 S1728322AbeGVAk0 (ORCPT ); Sat, 21 Jul 2018 20:40:26 -0400 Received: from ipmail03.adl6.internode.on.net ([150.101.137.143]:10561 "EHLO ipmail03.adl6.internode.on.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728189AbeGVAk0 (ORCPT ); Sat, 21 Jul 2018 20:40:26 -0400 Received: from ppp59-167-129-252.static.internode.on.net (HELO dastard) ([59.167.129.252]) by ipmail03.adl6.internode.on.net with ESMTP; 22 Jul 2018 09:15:51 +0930 Received: from dave by dastard with local (Exim 4.80) (envelope-from ) id 1fh1ZO-0000T8-6V; Sun, 22 Jul 2018 09:45:50 +1000 Date: Sun, 22 Jul 2018 09:45:50 +1000 From: Dave Chinner To: Matthew Wilcox Cc: Ross Zwisler , kbuild test robot , kbuild-all@01.org, Andrew Morton , linux-kernel@vger.kernel.org, Christoph Hellwig , Dan Williams , Jan Kara , linux-nvdimm@lists.01.org Subject: Re: [PATCH 1/5] radix tree test suite: fix mapshift build target Message-ID: <20180721234550.GB1691@dastard> References: <20180503192430.7582-1-ross.zwisler@linux.intel.com> <20180503192430.7582-2-ross.zwisler@linux.intel.com> <20180715230052.GA6486@bombadil.infradead.org> <20180716160710.GA2287@linux.intel.com> <20180716195249.GA14380@bombadil.infradead.org> <20180716210820.GA17164@linux.intel.com> <20180717024132.GC7934@bombadil.infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180717024132.GC7934@bombadil.infradead.org> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jul 16, 2018 at 07:41:32PM -0700, Matthew Wilcox wrote: > On Mon, Jul 16, 2018 at 03:08:20PM -0600, Ross Zwisler wrote: > > On Mon, Jul 16, 2018 at 12:52:49PM -0700, Matthew Wilcox wrote: > > > On Mon, Jul 16, 2018 at 10:07:10AM -0600, Ross Zwisler wrote: > > <> > > > OK ... what version of make are you using? Because this works fine for me: > > > > > > $ git clone linux clean > > > $ cd clean > > > $ git checkout v4.17 > > > $ cd tools/testing/radix-tree/ > > > $ git revert 8d9fa88edd5e360b71765feeadb915d4066c9684 > > > $ make > > > > > > $ make --version > > > GNU Make 4.1 > > > Built for x86_64-pc-linux-gnu > > > > > > It's Debian's Version: 4.1-9.1 > > > > $ make --version > > GNU Make 4.2.1 > > Built for x86_64-redhat-linux-gnu > > > > The one from Fedora 27. > > Huh. I just tried 4.2.1-1.1 from Debian unstable and that doesn't > produce the problem either. I'm not sure how to proceed at this point. > I'm really not a makefile expert. This smells like a problem we just hit with make 4.2.1 in fedora 28 in fstests - the regex expanstion has been screwed up such that things like [a-z] will match [A-Z] and other things as well. Debian is unaffected, apparently fedora has a backport of stuff from the as-yet-unreleased next version of make/glibc. See this thread: https://www.spinics.net/lists/fstests/msg10200.html Try setting LANG=C and seeing if the problem goes away.... Cheers, Dave. -- Dave Chinner david@fromorbit.com