From patchwork Tue Jul 3 01:22:00 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Masahiro Yamada X-Patchwork-Id: 140861 Delivered-To: patch@linaro.org Received: by 2002:a2e:9754:0:0:0:0:0 with SMTP id f20-v6csp581153ljj; Mon, 2 Jul 2018 18:24:53 -0700 (PDT) X-Google-Smtp-Source: AAOMgpftrzWGNMqilkov82BEudaGpSjOoxKPFeIwJ+ubgw/1Sn3ytdmL1FXDJPAoo1kkqTAgpC+6 X-Received: by 2002:aa7:8591:: with SMTP id w17-v6mr10362413pfn.77.1530581093804; Mon, 02 Jul 2018 18:24:53 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1530581093; cv=none; d=google.com; s=arc-20160816; b=eElpTrB3wor3FbyREIHwiIckTXB9I9vesi6mJtLyWK85SPcOZE602wC3tg8F1XausL jbmlLkxigvgUNe2KfeF81PiGT11ZJW7PpRJ9gG9JDucuJqsc1PXywilUwDOFjXxW2YOJ z7oHTCVhW/ZaDhmSQoeuYlXi5rty1HdM0PHIq3JO7N1LoxgKeWh8/GWHtQaP0J06RwPS gMI93um/wyztP9Q5QIebbeeQnE/AT/ntsrztPOimqmqJgMYtlLGDk4fVEFR7ceak9cs8 HVGwUD5p5pUUPvZO6DkW6fd23Ea1agymEA3f2n76YFxwewCiLDuhZ4IjDprK9LrIaA1M +KwQ== 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=i6hsHB97N2f1b/yfSArAmxRGkQft5dXH4u1KshjXY7Q=; b=V8sHDuwR4nNpB9pF6SBlSsVVBydsnNgtJkIFGNgvCDMX0DE+0bQvog7o0sjFiYEmxd /ZHiChl2hDpq/Keu0icAChM92Fw44JfgSOrlmoH80n4U9f1S7/czFOnSthEzv5MBrA4w PtcvxghLiLHs79DSGbuPQTzrE2faS9YKjKX0+8lwfEDBX9Il6h77VCy0EqGXU0t1KNno lr4iQl6TS/iJ7lu0q0Ew4xEwJgZp6VbZEPPaLVDJ6KsNS5PgZKMBC9gqvp/TYFScs6qU YfJhz04Zk392eC7qgXDyK4r1s77NxC+Vd0OfHenEz+6B10DVfolcWN7gZH942PBR+rDz bNGA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@nifty.com header.s=dec2015msa header.b=q3+6FY44; 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 bd3-v6si16426093plb.171.2018.07.02.18.24.53; Mon, 02 Jul 2018 18:24:53 -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=q3+6FY44; 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 S932234AbeGCBYv (ORCPT + 31 others); Mon, 2 Jul 2018 21:24:51 -0400 Received: from conuserg-11.nifty.com ([210.131.2.78]:46643 "EHLO conuserg-11.nifty.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753643AbeGCBYk (ORCPT ); Mon, 2 Jul 2018 21:24:40 -0400 Received: from pug.e01.socionext.com (p14092-ipngnfx01kyoto.kyoto.ocn.ne.jp [153.142.97.92]) (authenticated) by conuserg-11.nifty.com with ESMTP id w631MU1p030863; Tue, 3 Jul 2018 10:22:33 +0900 DKIM-Filter: OpenDKIM Filter v2.10.3 conuserg-11.nifty.com w631MU1p030863 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nifty.com; s=dec2015msa; t=1530580953; bh=i6hsHB97N2f1b/yfSArAmxRGkQft5dXH4u1KshjXY7Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=q3+6FY44XdwqpWZheIdtLgvAk8jpKGmpfoYjAyd5JM2BQbxpaiJpGrpf4OfsbaIny diReV7RZzrg3knOHP95YgPelsHd66P/qfzW6+h0nByVksSvTU6oECqdkWXKmQSrLUI iLZnrammspqlgsYFXEju16/EDhTWKJV4ODgOqLhJlKh3a1RYJhKH1U5i1CCIyQuwZZ 20BjC8tz+0v8kdl1w5eInFqngv5Dhe8iR4T983vv7JVs0ljhnGVpFczMlwVUxm8irh kuPZq81j82mGlFMlWT5xzP3KlKZT4StXZ61lv9uYLrWkUFHpXPVzaoUZlpj04rG+J2 zuBWQRFTD3kgA== X-Nifty-SrcIP: [153.142.97.92] From: Masahiro Yamada To: Michal Simek , Russell King , Catalin Marinas , Will Deacon , linux-arm-kernel@lists.infradead.org, linux-arch Cc: Sam Ravnborg , Nicholas Piggin , Masahiro Yamada , linux-kernel@vger.kernel.org Subject: [PATCH 2/3] arm64: add endianness option to LDFLAGS instead of LD Date: Tue, 3 Jul 2018 10:22:00 +0900 Message-Id: <1530580921-23340-3-git-send-email-yamada.masahiro@socionext.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1530580921-23340-1-git-send-email-yamada.masahiro@socionext.com> References: <1530580921-23340-1-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 recent syntax extension, Kconfig is now able to evaluate the compiler / toolchain capability. However, accumulating flags to 'LD' is not compatible with the way it works; 'LD' must be passed to Kconfig to call $(ld-option,...) from Kconfig files. If you tweak 'LD' in arch Makefile depending on CONFIG_CPU_BIG_ENDIAN, this would end up with circular dependency between Makefile and Kconfig. Signed-off-by: Masahiro Yamada --- arch/arm64/Makefile | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) -- 2.7.4 Acked-by: Will Deacon diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile index 4527226..8f73da3 100644 --- a/arch/arm64/Makefile +++ b/arch/arm64/Makefile @@ -60,15 +60,13 @@ ifeq ($(CONFIG_CPU_BIG_ENDIAN), y) KBUILD_CPPFLAGS += -mbig-endian CHECKFLAGS += -D__AARCH64EB__ AS += -EB -LD += -EB -LDFLAGS += -maarch64linuxb +LDFLAGS += -EB -maarch64linuxb UTS_MACHINE := aarch64_be else KBUILD_CPPFLAGS += -mlittle-endian CHECKFLAGS += -D__AARCH64EL__ AS += -EL -LD += -EL -LDFLAGS += -maarch64linux +LDFLAGS += -EL -maarch64linux UTS_MACHINE := aarch64 endif