From patchwork Thu Apr 30 18:50:28 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steven Rostedt X-Patchwork-Id: 21224 Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id n3UIqNjI023933 for ; Thu, 30 Apr 2009 18:52:29 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764602AbZD3Sw2 (ORCPT ); Thu, 30 Apr 2009 14:52:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1764418AbZD3Sw2 (ORCPT ); Thu, 30 Apr 2009 14:52:28 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.125]:37545 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1764560AbZD3SwZ (ORCPT ); Thu, 30 Apr 2009 14:52:25 -0400 Received: from gandalf.stny.rr.com ([74.67.89.75]) by hrndva-omta03.mail.rr.com with ESMTP id <20090430185224119.WSQU12322@hrndva-omta03.mail.rr.com>; Thu, 30 Apr 2009 18:52:25 +0000 Received: from rostedt by gandalf.stny.rr.com with local (Exim 4.69) (envelope-from ) id 1LzbMt-0000iD-Gv; Thu, 30 Apr 2009 14:52:23 -0400 Message-Id: <20090430185222.696995168@goodmis.org> References: <20090430185022.122124349@goodmis.org> User-Agent: quilt/0.46-1 Date: Thu, 30 Apr 2009 14:50:28 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org Cc: Ingo Molnar , Andrew Morton , Linus Torvalds , Peter Zijlstra , Thomas Gleixner , Theodore Tso , Arnaldo Carvalho de Melo , zippel@linux-m68k.org, linux-kbuild@vger.kernel.org, Sam Ravnborg Subject: [PATCH 6/7] kconfig: keep config.gz around even if CONFIG_IKCONFIG_PROC is not set Content-Disposition: inline; filename=0006-kconfig-keep-config.gz-around-even-if-CONFIG_IKCONF.patch Sender: linux-kbuild-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kbuild@vger.kernel.org From: Steven Rostedt If CONFIG_IKCONFIG is set but CONFIG_IKCONFIG_PROC is not, then gcc will optibize the config.gz out, because nobody uses it. This patch adds "__used" to the config.gz data to keep it around so that code like extract-ikconfig can still find it. [ Impact: allow extract-ikconfig to find config.gz ] Signed-off-by: Steven Rostedt --- kernel/Makefile | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/kernel/Makefile b/kernel/Makefile index 4242366..f10c7c7 100644 --- a/kernel/Makefile +++ b/kernel/Makefile @@ -114,7 +114,7 @@ $(obj)/config_data.gz: .config FORCE $(call if_changed,gzip) quiet_cmd_ikconfiggz = IKCFG $@ - cmd_ikconfiggz = (echo "static const char kernel_config_data[] = MAGIC_START"; cat $< | scripts/bin2c; echo "MAGIC_END;") > $@ + cmd_ikconfiggz = (echo "static const char kernel_config_data[] __used = MAGIC_START"; cat $< | scripts/bin2c; echo "MAGIC_END;") > $@ targets += config_data.h $(obj)/config_data.h: $(obj)/config_data.gz FORCE $(call if_changed,ikconfiggz)