From patchwork Sat Jul 6 03:07:11 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Masahiro Yamada X-Patchwork-Id: 168590 Delivered-To: patch@linaro.org Received: by 2002:a92:4782:0:0:0:0:0 with SMTP id e2csp4292254ilk; Fri, 5 Jul 2019 20:08:11 -0700 (PDT) X-Google-Smtp-Source: APXvYqxIhvkirXRhNkXyNVPLaUYzzPy4CejmOq+G3zxmo32cKdFVYTptiux4qNoi6zsYUOeyKvUg X-Received: by 2002:a17:90a:26ea:: with SMTP id m97mr9313150pje.59.1562382490900; Fri, 05 Jul 2019 20:08:10 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1562382490; cv=none; d=google.com; s=arc-20160816; b=qAsHTw1LPMNB1QnrmLIBfgjVhPTDyQtyCf73xOFb0nwAo/nTl2xXuQNelHJoCt1XCh Xx1XT3AO1vKFL2t0LZ0mR3mmiD10/dArhOuMQBxe32z21iX0bSZRcEJVrWh8Q5yvMYLM pRaN3FKWebEAX3ZaGEl6y/kLANAsjWPlK5++yqfYcIrk9KDSj7zxKSwoTBEvgbNhyQ50 RhhEG6fVg4JOLlm9L6oCkazKatZRYboENcD3DPEUsL/72UwT8sgPfzQSpGxMTktwjYNm nwuNtcuBsxTa5Yzgx7ZYBBXS11afIqFLN0doSZTglZbySQmDFlBztDo/wvQS4pFlzJNh uaEw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:subject:cc:to:from :dkim-signature:dkim-filter; bh=NVx1Ga77bNYYYlQkkNzV5nPWpsmBD+I7gojwThxsH2o=; b=NjbdSEh6VRVo09tCzjNgZ/pn0lIHk1kFhtmVu7mtV64Gmj+bWzbA2breK7kkl4F3zE /HRy3M7uRxBrvAQp/Ui24+g/aHFJNaGt4DirJaH89z0hZ+1RPtv63XinPKgq+OK8H6Ue T2DtyScCIuH32zhyuloD7lxd7F8AODX8YVvGcboTnw/+l9jx/q56sTqqCXbHlVdkkfvQ KmWTRw1DR0U5S7EoG3AJJpBbWlkNBgLfSNhsW50MmxxOt+T5dCd4Q+Okd/i2klhQ2evv ZN8jBZMr0jMaKDbVTVqYL+nU7J3FN/oDZClx9rBiiclshF3aCzZ6+deUlkmB5AmzTY+2 hJaw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@nifty.com header.s=dec2015msa header.b=Xupetkh3; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id s12si9833770plp.63.2019.07.05.20.08.10; Fri, 05 Jul 2019 20:08:10 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@nifty.com header.s=dec2015msa header.b=Xupetkh3; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726833AbfGFDIF (ORCPT + 30 others); Fri, 5 Jul 2019 23:08:05 -0400 Received: from conuserg-09.nifty.com ([210.131.2.76]:48638 "EHLO conuserg-09.nifty.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725887AbfGFDIF (ORCPT ); Fri, 5 Jul 2019 23:08:05 -0400 Received: from grover.flets-west.jp (softbank126026094249.bbtec.net [126.26.94.249]) (authenticated) by conuserg-09.nifty.com with ESMTP id x6637E3M030660; Sat, 6 Jul 2019 12:07:15 +0900 DKIM-Filter: OpenDKIM Filter v2.10.3 conuserg-09.nifty.com x6637E3M030660 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nifty.com; s=dec2015msa; t=1562382435; bh=NVx1Ga77bNYYYlQkkNzV5nPWpsmBD+I7gojwThxsH2o=; h=From:To:Cc:Subject:Date:From; b=Xupetkh3p7qOZRG+fNWqqwNgT5BxHZxn+A6FsJIQgTBZgseca0NY4fomzPQrExsxv TS31swD0wzKw3tmzyQIG8DQNKbOq5x3cVv0C1zDA7Vul4XJukIQuP8c2Wh576tJzV+ 6Q3ULwK/o5XIE1rSZgnU70peMJrlfTKbYHpMSNXUFotPMlfObDO/I2t1HI3y59jH0k lKfEY5AF+PsgXh1YnFSJ5yeAuXmnm6cscyjPUq75f6Fy/OoWPdqXF0xPIDblhKH7v4 P4WMITUr5HzEBd9VAXTZTDskdaYiKDTFvw5+OfGt5CE37024inINZzYOe7GoFF51jB pzJ86LfoJybpg== X-Nifty-SrcIP: [126.26.94.249] From: Masahiro Yamada To: linux-kbuild@vger.kernel.org Cc: Sam Ravnborg , Pawan Gupta , Masahiro Yamada , Michal Marek , linux-kernel@vger.kernel.org Subject: [PATCH 1/3] kbuild: remove obj and src from the top Makefile Date: Sat, 6 Jul 2019 12:07:11 +0900 Message-Id: <20190706030713.6221-1-yamada.masahiro@socionext.com> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org $(obj) is not used in the top Makefile at all. $(src) is used in 3 sites, but they can be replaced with $(srctree). Signed-off-by: Masahiro Yamada --- Makefile | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) -- 2.17.1 diff --git a/Makefile b/Makefile index 014390e32b0e..a5615edf2196 100644 --- a/Makefile +++ b/Makefile @@ -248,9 +248,6 @@ endif export KBUILD_CHECKSRC KBUILD_EXTMOD KBUILD_SRC objtree := . -src := $(srctree) -obj := $(objtree) - VPATH := $(srctree) export srctree objtree VPATH @@ -1705,7 +1702,7 @@ CHECKSTACK_ARCH := $(ARCH) endif checkstack: $(OBJDUMP) -d vmlinux $$(find . -name '*.ko') | \ - $(PERL) $(src)/scripts/checkstack.pl $(CHECKSTACK_ARCH) + $(PERL) $(srctree)/scripts/checkstack.pl $(CHECKSTACK_ARCH) kernelrelease: @echo "$(KERNELVERSION)$$($(CONFIG_SHELL) $(srctree)/scripts/setlocalversion $(srctree))" @@ -1724,11 +1721,11 @@ endif tools/: FORCE $(Q)mkdir -p $(objtree)/tools - $(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(tools_silent) $(filter --j% -j,$(MAKEFLAGS))" O=$(abspath $(objtree)) subdir=tools -C $(src)/tools/ + $(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(tools_silent) $(filter --j% -j,$(MAKEFLAGS))" O=$(abspath $(objtree)) subdir=tools -C $(srctree)/tools/ tools/%: FORCE $(Q)mkdir -p $(objtree)/tools - $(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(tools_silent) $(filter --j% -j,$(MAKEFLAGS))" O=$(abspath $(objtree)) subdir=tools -C $(src)/tools/ $* + $(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(tools_silent) $(filter --j% -j,$(MAKEFLAGS))" O=$(abspath $(objtree)) subdir=tools -C $(srctree)/tools/ $* # Single targets # ---------------------------------------------------------------------------