From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 890D7C742A7 for ; Fri, 12 Jul 2019 03:19:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6219721019 for ; Fri, 12 Jul 2019 03:19:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729363AbfGLDTd (ORCPT ); Thu, 11 Jul 2019 23:19:33 -0400 Received: from mga04.intel.com ([192.55.52.120]:45926 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728899AbfGLDTc (ORCPT ); Thu, 11 Jul 2019 23:19:32 -0400 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 11 Jul 2019 20:19:32 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,480,1557212400"; d="scan'208";a="341578693" Received: from gonegri-mobl.ger.corp.intel.com (HELO localhost) ([10.252.48.192]) by orsmga005.jf.intel.com with ESMTP; 11 Jul 2019 20:19:27 -0700 Date: Fri, 12 Jul 2019 06:19:25 +0300 From: Jarkko Sakkinen To: Cedric Xing Cc: linux-kernel@vger.kernel.org, linux-sgx@vger.kernel.org, akpm@linux-foundation.org, dave.hansen@intel.com, sean.j.christopherson@intel.com, serge.ayoun@intel.com, shay.katz-zamir@intel.com, haitao.huang@intel.com, kai.svahn@intel.com, kai.huang@intel.com Subject: Re: [RFC PATCH v2 1/3] selftests/x86: Fixed Makefile for SGX selftest Message-ID: <20190712031925.32dqi3v3jetojaju@linux.intel.com> References: <20190424062623.4345-2-cedric.xing@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190424062623.4345-2-cedric.xing@intel.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 23, 2019 at 11:26:21PM -0700, Cedric Xing wrote: > The original x86/sgx/Makefile doesn't work when 'x86/sgx' is specified as the > test target. This patch fixes that problem, along with minor changes to the > dependencies between 'x86' and 'x86/sgx' in selftests/x86/Makefile. > > Signed-off-by: Cedric Xing > --- > tools/testing/selftests/x86/Makefile | 12 +++---- > tools/testing/selftests/x86/sgx/Makefile | 45 +++++++++--------------- > 2 files changed, 22 insertions(+), 35 deletions(-) > > diff --git a/tools/testing/selftests/x86/Makefile b/tools/testing/selftests/x86/Makefile > index 4fc9a42f56ea..1294c5f5b6ca 100644 > --- a/tools/testing/selftests/x86/Makefile > +++ b/tools/testing/selftests/x86/Makefile > @@ -70,11 +70,11 @@ all_32: $(BINARIES_32) > > all_64: $(BINARIES_64) > > -all_64: $(SUBDIRS_64) > - @for DIR in $(SUBDIRS_64); do \ > - BUILD_TARGET=$(OUTPUT)/$$DIR; \ > - mkdir $$BUILD_TARGET -p; \ > - make OUTPUT=$$BUILD_TARGET -C $$DIR $@; \ > +all_64: | $(SUBDIRS_64) > + @for DIR in $|; do \ > + BUILD_TARGET=$(OUTPUT)/$$DIR; \ > + mkdir $$BUILD_TARGET -p; \ > + $(MAKE) OUTPUT=$$BUILD_TARGET -C $$DIR $@; \ This is not fix for anything. It is change in semantics. This diff should be isolated to its own commit as you are changing something outside of SGX scope. > done > > EXTRA_CLEAN := $(BINARIES_32) $(BINARIES_64) > @@ -90,7 +90,7 @@ ifeq ($(CAN_BUILD_I386)$(CAN_BUILD_X86_64),01) > all: warn_32bit_failure > > warn_32bit_failure: > - @echo "Warning: you seem to have a broken 32-bit build" 2>&1; \ > + @echo "Warning: you seem to have a broken 32-bit build" 2>&1; \ Please clean this up. > echo "environment. This will reduce test coverage of 64-bit" 2>&1; \ > echo "kernels. If you are using a Debian-like distribution," 2>&1; \ > echo "try:"; 2>&1; \ > diff --git a/tools/testing/selftests/x86/sgx/Makefile b/tools/testing/selftests/x86/sgx/Makefile > index 1fd6f2708e81..3af15d7c8644 100644 > --- a/tools/testing/selftests/x86/sgx/Makefile > +++ b/tools/testing/selftests/x86/sgx/Makefile > @@ -2,47 +2,34 @@ top_srcdir = ../../../../.. > > include ../../lib.mk > > -HOST_CFLAGS := -Wall -Werror -g $(INCLUDES) -fPIC > -ENCL_CFLAGS := -Wall -Werror -static -nostdlib -nostartfiles -fPIC \ > +ifeq ($(shell $(CC) -dumpmachine | cut --delimiter=- -f1),x86_64) > +all: all_64 > +endif > + > +HOST_CFLAGS := -Wall -Werror -g $(INCLUDES) > +ENCL_CFLAGS := -Wall -Werror -static -nostdlib -nostartfiles -fPIE \ > -fno-stack-protector -mrdrnd $(INCLUDES) > > TEST_CUSTOM_PROGS := $(OUTPUT)/test_sgx > all_64: $(TEST_CUSTOM_PROGS) > > -$(TEST_CUSTOM_PROGS): $(OUTPUT)/main.o $(OUTPUT)/sgx_call.o \ > - $(OUTPUT)/encl_piggy.o > +$(TEST_CUSTOM_PROGS): main.c sgx_call.S $(OUTPUT)/encl_piggy.o > $(CC) $(HOST_CFLAGS) -o $@ $^ > > -$(OUTPUT)/main.o: main.c > - $(CC) $(HOST_CFLAGS) -c $< -o $@ > - > -$(OUTPUT)/sgx_call.o: sgx_call.S > - $(CC) $(HOST_CFLAGS) -c $< -o $@ > - > -$(OUTPUT)/encl_piggy.o: $(OUTPUT)/encl.bin $(OUTPUT)/encl.ss > - $(CC) $(HOST_CFLAGS) -c encl_piggy.S -o $@ > +$(OUTPUT)/encl_piggy.o: encl_piggy.S $(OUTPUT)/encl.bin $(OUTPUT)/encl.ss > + $(CC) $(HOST_CFLAGS) -I$(OUTPUT) -c $< -o $@ > > -$(OUTPUT)/encl.bin: $(OUTPUT)/encl.elf $(OUTPUT)/sgxsign > +$(OUTPUT)/encl.bin: $(OUTPUT)/encl.elf > objcopy --remove-section=.got.plt -O binary $< $@ > > -$(OUTPUT)/encl.elf: $(OUTPUT)/encl.o $(OUTPUT)/encl_bootstrap.o > - $(CC) $(ENCL_CFLAGS) -T encl.lds -o $@ $^ > +$(OUTPUT)/encl.elf: encl.lds encl.c encl_bootstrap.S > + $(CC) $(ENCL_CFLAGS) -T $^ -o $@ > > -$(OUTPUT)/encl.o: encl.c > - $(CC) $(ENCL_CFLAGS) -c $< -o $@ > - > -$(OUTPUT)/encl_bootstrap.o: encl_bootstrap.S > - $(CC) $(ENCL_CFLAGS) -c $< -o $@ > - > -$(OUTPUT)/encl.ss: $(OUTPUT)/encl.bin $(OUTPUT)/sgxsign > - $(OUTPUT)/sgxsign signing_key.pem $(OUTPUT)/encl.bin $(OUTPUT)/encl.ss > +$(OUTPUT)/encl.ss: $(OUTPUT)/sgxsign signing_key.pem $(OUTPUT)/encl.bin > + $^ $@ > > $(OUTPUT)/sgxsign: sgxsign.c > $(CC) -o $@ $< -lcrypto > > -EXTRA_CLEAN := $(OUTPUT)/sgx-selftest $(OUTPUT)/sgx-selftest.o \ > - $(OUTPUT)/sgx_call.o $(OUTPUT)/encl.bin $(OUTPUT)/encl.ss \ > - $(OUTPUT)/encl.elf $(OUTPUT)/encl.o $(OUTPUT)/encl_bootstrap.o \ > - $(OUTPUT)/sgxsign > - > -.PHONY: clean > +EXTRA_CLEAN := $(TEST_CUSTOM_PROGS) $(addprefix $(OUTPUT)/, \ > + encl.elf encl.bin encl.ss encl_piggy.o sgxsign) > -- > 2.17.1 > What are all these changes to the makefile? I don't see mention of them in the commit message. /Jarkko