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spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388211AbeGWVwW (ORCPT ); Mon, 23 Jul 2018 17:52:22 -0400 Received: from mail-yb0-f194.google.com ([209.85.213.194]:46460 "EHLO mail-yb0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388087AbeGWVwV (ORCPT ); Mon, 23 Jul 2018 17:52:21 -0400 Received: by mail-yb0-f194.google.com with SMTP id c3-v6so795172ybi.13 for ; Mon, 23 Jul 2018 13:49:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=8DQFocKz4SR8FjraV+BupwE2i3Ig3NR1IYWMHfDbG4U=; b=W4ke/G/8WJ3ZqTQZPqLCTdO1SZwfnJMZwJvA1dBjgaLKVIY3C4uLsJEKMR4zgnQMli sELHEF/uUwb+6Qi62JhwMmGKvCXgxYVWsR0yD7dn+iBbrNdi0fWZFd71eCuQXx9r3ebZ RUt4oRcMo1Yiklb6DcKKuKIia9cSCc3It3rJs= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=8DQFocKz4SR8FjraV+BupwE2i3Ig3NR1IYWMHfDbG4U=; b=ETmdGHAiLfoL1E8XrPM+As/aRaH3NKuYHkrUF49FyXu+hbdhHH7vgd0VRUsqam3jCT x2odieOFPcZpnNqPplTN0LCXNr64OrZ1omP7Gcq7W3IEPX2SrR0yObD2/+1e/1umI02b bjbQserQ2gGZkUJCyh4VoAfnMupR51+1WJGuMrhP8xUhxbxBoF39rzuyRk9MyVNtamTm vsy0ULHnNekVyTtHA0/AdiunEA+9jIwLD/+xNiFp1jK8+A1azsb5VUESbLFKqrrD/pio MeknaA3LDpkMwMQe/CfxyTsFX+TxdR+yghQlYuAwainK64dXZxXKvWvW9RYjKtj4B2Xd ZNEg== X-Gm-Message-State: AOUpUlFT4TWxELQEnRbik/xqSC/jngI+AS0kmcDVdijbXMIb83HB3dnX qKXOkNx8H2wIrsJCbn8k0uZeIE6Gqwl06JbxBkSm8g== X-Google-Smtp-Source: AAOMgpeJm8Ca/M84WaGxpg4dfjnzmemHGefeH61Ab1xCUodt1p6Ug1EDKCC+lODh2Hn3o7NQdIEGR4pcWkQbTKGCOPA= X-Received: by 2002:a25:3cc7:: with SMTP id j190-v6mr8059261yba.220.1532378963685; Mon, 23 Jul 2018 13:49:23 -0700 (PDT) MIME-Version: 1.0 References: <20180413090351.25662-1-anders.roxell@linaro.org> <20180607110911.12252-1-anders.roxell@linaro.org> In-Reply-To: <20180607110911.12252-1-anders.roxell@linaro.org> From: Anders Roxell Date: Mon, 23 Jul 2018 22:49:12 +0200 Message-ID: Subject: Re: [PATCH v4] selftests: add headers_install to lib.mk To: Masahiro Yamada , Michal Marek , Shuah Khan , Bamvor Zhang , brgl@bgdev.pl, Paolo Bonzini , Andrew Morton , Mike Rapoport , aarcange@redhat.com Cc: linux-kbuild@vger.kernel.org, Linux Kernel Mailing List , "open list:KERNEL SELFTEST FRAMEWORK" , Networking Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 7 Jun 2018 at 13:09, Anders Roxell wrote: > > If the kernel headers aren't installed we can't build all the tests. > Add a new make target rule 'khdr' in the file lib.mk to generate the > kernel headers and that gets include for every test-dir Makefile that > includes lib.mk If the testdir in turn have its own sub-dirs the > top_srcdir needs to be set to the linux-rootdir to be able to generate > the kernel headers. > > Signed-off-by: Anders Roxell > Reviewed-by: Fathi Boudra > --- > Makefile | 14 +------------- > scripts/subarch.include | 13 +++++++++++++ > tools/testing/selftests/android/Makefile | 2 +- > tools/testing/selftests/android/ion/Makefile | 2 ++ > tools/testing/selftests/futex/functional/Makefile | 1 + > tools/testing/selftests/gpio/Makefile | 7 ++----- > tools/testing/selftests/kvm/Makefile | 7 ++----- > tools/testing/selftests/lib.mk | 12 ++++++++++++ > tools/testing/selftests/net/Makefile | 1 + > .../selftests/networking/timestamping/Makefile | 1 + > tools/testing/selftests/vm/Makefile | 4 ---- > 11 files changed, 36 insertions(+), 28 deletions(-) > create mode 100644 scripts/subarch.include > > diff --git a/Makefile b/Makefile > index 6b9aea95ae3a..8050072300fa 100644 > --- a/Makefile > +++ b/Makefile > @@ -286,19 +286,7 @@ KERNELRELEASE = $(shell cat include/config/kernel.release 2> /dev/null) > KERNELVERSION = $(VERSION)$(if $(PATCHLEVEL),.$(PATCHLEVEL)$(if $(SUBLEVEL),.$(SUBLEVEL)))$(EXTRAVERSION) > export VERSION PATCHLEVEL SUBLEVEL KERNELRELEASE KERNELVERSION > > -# SUBARCH tells the usermode build what the underlying arch is. That is set > -# first, and if a usermode build is happening, the "ARCH=um" on the command > -# line overrides the setting of ARCH below. If a native build is happening, > -# then ARCH is assigned, getting whatever value it gets normally, and > -# SUBARCH is subsequently ignored. > - > -SUBARCH := $(shell uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ \ > - -e s/sun4u/sparc64/ \ > - -e s/arm.*/arm/ -e s/sa110/arm/ \ > - -e s/s390x/s390/ -e s/parisc64/parisc/ \ > - -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \ > - -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ \ > - -e s/riscv.*/riscv/) > +include scripts/subarch.include > > # Cross compiling and selecting different set of gcc/bin-utils > # --------------------------------------------------------------------------- > diff --git a/scripts/subarch.include b/scripts/subarch.include > new file mode 100644 > index 000000000000..650682821126 > --- /dev/null > +++ b/scripts/subarch.include > @@ -0,0 +1,13 @@ > +# SUBARCH tells the usermode build what the underlying arch is. That is set > +# first, and if a usermode build is happening, the "ARCH=um" on the command > +# line overrides the setting of ARCH below. If a native build is happening, > +# then ARCH is assigned, getting whatever value it gets normally, and > +# SUBARCH is subsequently ignored. > + > +SUBARCH := $(shell uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ \ > + -e s/sun4u/sparc64/ \ > + -e s/arm.*/arm/ -e s/sa110/arm/ \ > + -e s/s390x/s390/ -e s/parisc64/parisc/ \ > + -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \ > + -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ \ > + -e s/riscv.*/riscv/) > diff --git a/tools/testing/selftests/android/Makefile b/tools/testing/selftests/android/Makefile > index 72c25a3cb658..d9a725478375 100644 > --- a/tools/testing/selftests/android/Makefile > +++ b/tools/testing/selftests/android/Makefile > @@ -6,7 +6,7 @@ TEST_PROGS := run.sh > > include ../lib.mk > > -all: > +all: khdr > @for DIR in $(SUBDIRS); do \ > BUILD_TARGET=$(OUTPUT)/$$DIR; \ > mkdir $$BUILD_TARGET -p; \ > diff --git a/tools/testing/selftests/android/ion/Makefile b/tools/testing/selftests/android/ion/Makefile > index e03695287f76..88cfe88e466f 100644 > --- a/tools/testing/selftests/android/ion/Makefile > +++ b/tools/testing/selftests/android/ion/Makefile > @@ -10,6 +10,8 @@ $(TEST_GEN_FILES): ipcsocket.c ionutils.c > > TEST_PROGS := ion_test.sh > > +KSFT_KHDR_INSTALL := 1 > +top_srcdir = ../../../../.. > include ../../lib.mk > > $(OUTPUT)/ionapp_export: ionapp_export.c ipcsocket.c ionutils.c > diff --git a/tools/testing/selftests/futex/functional/Makefile b/tools/testing/selftests/futex/functional/Makefile > index ff8feca49746..ad1eeb14fda7 100644 > --- a/tools/testing/selftests/futex/functional/Makefile > +++ b/tools/testing/selftests/futex/functional/Makefile > @@ -18,6 +18,7 @@ TEST_GEN_FILES := \ > > TEST_PROGS := run.sh > > +top_srcdir = ../../../../.. > include ../../lib.mk > > $(TEST_GEN_FILES): $(HEADERS) > diff --git a/tools/testing/selftests/gpio/Makefile b/tools/testing/selftests/gpio/Makefile > index 1bbb47565c55..4665cdbf1a8d 100644 > --- a/tools/testing/selftests/gpio/Makefile > +++ b/tools/testing/selftests/gpio/Makefile > @@ -21,11 +21,8 @@ endef > CFLAGS += -O2 -g -std=gnu99 -Wall -I../../../../usr/include/ > LDLIBS += -lmount -I/usr/include/libmount > > -$(BINARIES): ../../../gpio/gpio-utils.o ../../../../usr/include/linux/gpio.h > +$(BINARIES):| khdr > +$(BINARIES): ../../../gpio/gpio-utils.o > > ../../../gpio/gpio-utils.o: > make ARCH=$(ARCH) CROSS_COMPILE=$(CROSS_COMPILE) -C ../../../gpio > - > -../../../../usr/include/linux/gpio.h: > - make -C ../../../.. headers_install INSTALL_HDR_PATH=$(shell pwd)/../../../../usr/ > - > diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile > index d9d00319b07c..bcb69380bbab 100644 > --- a/tools/testing/selftests/kvm/Makefile > +++ b/tools/testing/selftests/kvm/Makefile > @@ -32,9 +32,6 @@ $(LIBKVM_OBJ): $(OUTPUT)/%.o: %.c > $(OUTPUT)/libkvm.a: $(LIBKVM_OBJ) > $(AR) crs $@ $^ > > -$(LINUX_HDR_PATH): > - make -C $(top_srcdir) headers_install > - > -all: $(STATIC_LIBS) $(LINUX_HDR_PATH) > +all: $(STATIC_LIBS) > $(TEST_GEN_PROGS): $(STATIC_LIBS) > -$(TEST_GEN_PROGS) $(LIBKVM_OBJ): | $(LINUX_HDR_PATH) > +$(STATIC_LIBS):| khdr > diff --git a/tools/testing/selftests/lib.mk b/tools/testing/selftests/lib.mk > index 17ab36605a8e..0a8e75886224 100644 > --- a/tools/testing/selftests/lib.mk > +++ b/tools/testing/selftests/lib.mk > @@ -16,8 +16,20 @@ TEST_GEN_PROGS := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_PROGS)) > TEST_GEN_PROGS_EXTENDED := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_PROGS_EXTENDED)) > TEST_GEN_FILES := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_FILES)) > > +top_srcdir ?= ../../../.. > +include $(top_srcdir)/scripts/subarch.include > +ARCH ?= $(SUBARCH) > + > all: $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) > > +.PHONY: khdr > +khdr: > + make ARCH=$(ARCH) -C $(top_srcdir) headers_install > + > +ifdef KSFT_KHDR_INSTALL > +$(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES):| khdr > +endif > + > .ONESHELL: > define RUN_TEST_PRINT_RESULT > TEST_HDR_MSG="selftests: "`basename $$PWD`:" $$BASENAME_TEST"; \ > diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile > index 663e11e85727..d515dabc6b0d 100644 > --- a/tools/testing/selftests/net/Makefile > +++ b/tools/testing/selftests/net/Makefile > @@ -15,6 +15,7 @@ TEST_GEN_FILES += udpgso udpgso_bench_tx udpgso_bench_rx > TEST_GEN_PROGS = reuseport_bpf reuseport_bpf_cpu reuseport_bpf_numa > TEST_GEN_PROGS += reuseport_dualstack reuseaddr_conflict > > +KSFT_KHDR_INSTALL := 1 > include ../lib.mk > > $(OUTPUT)/reuseport_bpf_numa: LDFLAGS += -lnuma > diff --git a/tools/testing/selftests/networking/timestamping/Makefile b/tools/testing/selftests/networking/timestamping/Makefile > index a728040edbe1..14cfcf006936 100644 > --- a/tools/testing/selftests/networking/timestamping/Makefile > +++ b/tools/testing/selftests/networking/timestamping/Makefile > @@ -5,6 +5,7 @@ TEST_PROGS := hwtstamp_config rxtimestamp timestamping txtimestamp > > all: $(TEST_PROGS) > > +top_srcdir = ../../../../.. > include ../../lib.mk > > clean: > diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile > index fdefa2295ddc..58759454b1d0 100644 > --- a/tools/testing/selftests/vm/Makefile > +++ b/tools/testing/selftests/vm/Makefile > @@ -25,10 +25,6 @@ TEST_PROGS := run_vmtests > > include ../lib.mk > > -$(OUTPUT)/userfaultfd: ../../../../usr/include/linux/kernel.h > $(OUTPUT)/userfaultfd: LDLIBS += -lpthread > > $(OUTPUT)/mlock-random-test: LDLIBS += -lcap > - > -../../../../usr/include/linux/kernel.h: > - make -C ../../../.. headers_install > -- > 2.17.1 > Ping.