Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762722Ab3ECQr7 (ORCPT ); Fri, 3 May 2013 12:47:59 -0400 Received: from terminus.zytor.com ([198.137.202.10]:46091 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751721Ab3ECQr6 (ORCPT ); Fri, 3 May 2013 12:47:58 -0400 Message-ID: <5183EA30.2000005@zytor.com> Date: Fri, 03 May 2013 09:47:44 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130311 Thunderbird/17.0.4 MIME-Version: 1.0 To: Matthias Schniedermeyer CC: Linux Kernel Mailing List , Linus Torvalds , linux-kbuild Subject: Re: Build-failure with old files in build-directory (Was: Linux 3.9 released) References: <20130429083649.GA23540@citd.de> In-Reply-To: <20130429083649.GA23540@citd.de> X-Enigmail-Version: 1.5.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1204 Lines: 28 On 04/29/2013 01:36 AM, Matthias Schniedermeyer wrote: > On 28.04.2013 17:56, Linus Torvalds wrote: > > I'm not sure if it is supported, but building with a O= -directory that > was previously used to build a 3.8.9-kernel that was "clean"ed (but not > "mrproper"ed) before building 3.9 results in a build-failure: > make[2]: *** No rule to make target `/xssd/usr_src/ko/leeloo/include/config/hz.h', needed by `kernel/hz.bc'. Stop. > > After deleting everything in the KBUILD_OUTPUT-directory, except the > .config-file, the kernel-build worked again. > > At least in the past a "clean" seamed to be enough. I had a file with a > 2.6.39-name inside, so it seams i have build my kernels this way for the > last few releases. > This seems to be the fundamental problem here... include/config is used to track dependencies on configuration, but it looks like there are events that seem to delete include/config without them being regenerated? -hpa -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/