From patchwork Mon Mar 19 11:26:12 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Masahiro Yamada X-Patchwork-Id: 132033 Delivered-To: patch@linaro.org Received: by 10.46.84.17 with SMTP id i17csp2606956ljb; Mon, 19 Mar 2018 04:27:39 -0700 (PDT) X-Google-Smtp-Source: AG47ELuzMNgPl4pmdN3Vpw6Tzqy/EK+Z2ySoC1NvcNg0vElMkZdvLiN6AdYHwFYns9kwPi9HLllT X-Received: by 2002:a17:902:788b:: with SMTP id q11-v6mr11987754pll.234.1521458859736; Mon, 19 Mar 2018 04:27:39 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1521458859; cv=none; d=google.com; s=arc-20160816; b=ujIKksy2WsgTON1XZPXzMbpBphVo1n2dVc1lKPmzJqv8ctsCSN0g//3mN0P3N5stE2 BaMXfQQDd9qvMqRdF0ZQ/UIpFPl/4Q13YLfbortHWsytoVRf33wZanqg7vXivZ9IYmih ikEwcJQhVUFgwLfShktr7RcI2B5ueiRwQZn9eQV0TWcJLH4VwbZyB7NYL/kOP6qE6fMw C3T+8WW6dfE+UUJXEbLwt1+ZQ2cBG0j7uVt9f/juWdXCyLZQCA/wkWFUdPfBAM++Ug+j xJIGoyxyfzTQyaD/KKzmBeJQCh8OvyNb0eF4c71Cz9kteoXuV8YAfbpWnU6zAJ2LF6uQ jb8A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:dkim-signature:dkim-filter :arc-authentication-results; bh=Qx2wACSyaqiiLhWWdRhmP/YsGsLVXhLVRLm9AJngc7E=; b=Ii9nrlRwpxv0lkdbUtsjBmNtx1KQFlIiqmV8bHD8AhYh0GqVq4LESxZRsQoBEPLbdx YHHjDgg12astEIPp3gqXaVv7IAx72UYEP4JDAvjPRVJYcbG1e8IRtJH3/oZyBZQZALsv Fg7HG+f0QynzXFBquLdWPGY/2LTX6YRS0Ulbp6TdmSBHBQLu041j0zODdhdWnkiQkDO8 ysuoCjGOG5NgjCell1wQHpRQ2xtY7MnP03/YICUdD/V003RcuvBad1xEM3ozy6tlZjbd GUd2yxr+nrr8rlnpolkBiKx5//E1Nk8rX6bIdpUpbRhKYRUEZbLOmqWd/EvGZv6BrcJ5 Kt9Q== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@nifty.com header.s=dec2015msa header.b=1yTf3knl; 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 s14si7252494pgf.780.2018.03.19.04.27.39; Mon, 19 Mar 2018 04:27:39 -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=1yTf3knl; 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 S933334AbeCSL1g (ORCPT + 28 others); Mon, 19 Mar 2018 07:27:36 -0400 Received: from conuserg-12.nifty.com ([210.131.2.79]:30317 "EHLO conuserg-12.nifty.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932945AbeCSL1V (ORCPT ); Mon, 19 Mar 2018 07:27:21 -0400 Received: from pug.e01.socionext.com (p14092-ipngnfx01kyoto.kyoto.ocn.ne.jp [153.142.97.92]) (authenticated) by conuserg-12.nifty.com with ESMTP id w2JBQHQu023258; Mon, 19 Mar 2018 20:26:23 +0900 DKIM-Filter: OpenDKIM Filter v2.10.3 conuserg-12.nifty.com w2JBQHQu023258 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nifty.com; s=dec2015msa; t=1521458783; bh=Qx2wACSyaqiiLhWWdRhmP/YsGsLVXhLVRLm9AJngc7E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1yTf3knlFSidkBNnd1rLxdXjLbfqcrMGF7vY/uQoUV+a5vph83pMkBzDKc9kAgVPm 4aS0nGtrPkfvH3wtWjy9KG+paA+YBf4wWY5RSrJdiNN2Ru6psWw9GVnF4Secu0Kf8j SLGG5ne7OHbXHZ0wuLWWVeV5qbJQzzlUC+Bemj/joSbUOb2eKcbnENvtf2meHbPkHb fNy3G5F52DhcIAeyf3VI9yDahcbR2gnaAeuJOr8vwqsXKOi4/aWmfOABVhSLD6Xyjt 05Hu82JzZh7EMqCfK92fjtyoRqVIl3M7n12kgtDCJE5T7xm/UllntdP9opwzTgYHW/ Abo4MNe+Gh4NA== X-Nifty-SrcIP: [153.142.97.92] From: Masahiro Yamada To: linux-kbuild@vger.kernel.org Cc: Sam Ravnborg , Michal Marek , linux-kernel@vger.kernel.org, Nicholas Piggin , Masahiro Yamada Subject: [PATCH 6/7] kbuild: clean up built-in.a archive rule Date: Mon, 19 Mar 2018 20:26:12 +0900 Message-Id: <1521458773-14224-6-git-send-email-yamada.masahiro@socionext.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1521458773-14224-1-git-send-email-yamada.masahiro@socionext.com> References: <1521458773-14224-1-git-send-email-yamada.masahiro@socionext.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org With the incremental linking entirely dropped, we can simplify the Makefile. While I am here, I renamed cmd_link_o_target to cmd_ar_builtin. Signed-off-by: Masahiro Yamada --- scripts/Makefile.build | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-) -- 2.7.4 diff --git a/scripts/Makefile.build b/scripts/Makefile.build index 66461e9..e5c1aa3 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -450,17 +450,12 @@ ifdef builtin-target # makes them small and fast, but unable to be used by the linker. # scripts/link-vmlinux.sh builds an aggregate built-in.a with a symbol # table and index. -cmd_make_builtin = rm -f $@; $(AR) rcSTP$(KBUILD_ARFLAGS) -cmd_make_empty_builtin = rm -f $@; $(AR) rcSTP$(KBUILD_ARFLAGS) -quiet_cmd_link_o_target = AR $@ - -# If the list of objects to link is empty, just create an empty built-in.a -cmd_link_o_target = $(if $(strip $(real-obj-y)),\ - $(cmd_make_builtin) $@ $(filter $(real-obj-y), $^), \ - $(cmd_make_empty_builtin) $@) +quiet_cmd_ar_builtin = AR $@ + cmd_ar_builtin = rm -f $@; \ + $(AR) rcSTP$(KBUILD_ARFLAGS) $@ $(filter $(real-obj-y), $^) $(builtin-target): $(real-obj-y) FORCE - $(call if_changed,link_o_target) + $(call if_changed,ar_builtin) targets += $(builtin-target) endif # builtin-target