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=-11.0 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 30A0FC4363D for ; Fri, 2 Oct 2020 10:38:52 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BA3E0206CD for ; Fri, 2 Oct 2020 10:38:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="orm8su3s" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BA3E0206CD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linux-kernel-mentees-bounces@lists.linuxfoundation.org Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id 5CEB927422; Fri, 2 Oct 2020 10:38:51 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id DMz30xYQHN1G; Fri, 2 Oct 2020 10:38:49 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by silver.osuosl.org (Postfix) with ESMTP id D76EC273E1; Fri, 2 Oct 2020 10:38:49 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id C5709C016F; Fri, 2 Oct 2020 10:38:49 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by lists.linuxfoundation.org (Postfix) with ESMTP id C0241C0051 for ; Fri, 2 Oct 2020 10:38:48 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id BCF278729E for ; Fri, 2 Oct 2020 10:38:48 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id DWKIr6GYNXSD for ; Fri, 2 Oct 2020 10:38:48 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mail-pj1-f65.google.com (mail-pj1-f65.google.com [209.85.216.65]) by hemlock.osuosl.org (Postfix) with ESMTPS id 1C2C98729F for ; Fri, 2 Oct 2020 10:38:48 +0000 (UTC) Received: by mail-pj1-f65.google.com with SMTP id kk9so562992pjb.2 for ; Fri, 02 Oct 2020 03:38:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=to:cc:from:subject:message-id:date:user-agent:mime-version :content-language:content-transfer-encoding; bh=l/P8bXlpdS7hKkb+vBkGufM4cQSzKzU38G16UO2xhSM=; b=orm8su3s2u9sClQIQftJoxflv6FMllcwwDtqjo+7m78bDkHx3/Yi6WkZxwy/dpEcF3 LgRL+STZxj7+gPKed0tvMNjfol9b2tUaDEArZkDNyqjSq1qUaVAQVziyxiFVKz9slBTJ +R2+JtYyDnhydem+lITPhzHQVvtfmCpmHOCcNY15Pq2u1fEjBbz15J7DXP/h88ecpptx 87OT8FvyeA2a+nBWsEyoXpQtRYnBkPUdpe07oejW8mLbEpYXg1J4VpDbpCxJc4Ljz5yg VDqgXiUo00nHM25BCdpzgHNKgQg552RJL6LcmjsrJdfnhMFf1GJt+p3XsPVqiFvFlA0B T+MA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:to:cc:from:subject:message-id:date:user-agent :mime-version:content-language:content-transfer-encoding; bh=l/P8bXlpdS7hKkb+vBkGufM4cQSzKzU38G16UO2xhSM=; b=A4KS9a2xv8mJh/y/FD/2ZrcHkW3lgAcJGIkqvqyAqfUu03io/19egx6D8Eou0vkGLb jsfiN3mRYFtOqGanGaGWQWMjBQB6+AwBYbn6YPEhRvQncwzPpSwdwz69EJvxzXZbhL4S kl8KzeDuSk5zNWY4CD7hV8BJixLKfOW0//QKmp6r9S6fHF8tukPrxQjypdFos2R1TWPK /lzzHknmHa1j7P2sYAph6OmEM9/0SySaRmt/SDh+ciQPGIOK6QWPoy7bqhs6nRXrJH29 UPB0Tgwn6GK9hNCrSgW92V6tmVLDrNc3uaaTWyvJSxZ+pBvqlV203wcvg7kHfPdpRyhc /Elw== X-Gm-Message-State: AOAM532qakxYLEbnszVwlFln8we9whxdSDLD6azLZg3jGMFFjCcHcjOF 9EsomH6536GpdvBv+BjF3TEfswVrDUkAIA== X-Google-Smtp-Source: ABdhPJwXO0F0Um5f/kGw3zYAC3y+DiCKG+1bfdJKHj6ZiaPEnJZFFaVujM5H4DQOo4B8aJ5xhNAPrQ== X-Received: by 2002:a17:90a:a613:: with SMTP id c19mr2118337pjq.119.1601635127246; Fri, 02 Oct 2020 03:38:47 -0700 (PDT) Received: from localhost.localdomain ([2405:201:a404:280a:90bd:7a49:dcda:1fb1]) by smtp.gmail.com with ESMTPSA id z25sm1263092pgl.6.2020.10.02.03.38.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 02 Oct 2020 03:38:46 -0700 (PDT) To: Lukas Bulwahn From: Ujjwal Kumar Message-ID: <9b756cd3-a0f9-4c64-33ce-c9a576ae551e@gmail.com> Date: Fri, 2 Oct 2020 16:08:43 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 Content-Language: en-US Cc: linux-kernel-mentees@lists.linuxfoundation.org Subject: [Linux-kernel-mentees] [PATCH RFC 2/2] kbuild: use interpreters to invoke scripts X-BeenThere: linux-kernel-mentees@lists.linuxfoundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-kernel-mentees-bounces@lists.linuxfoundation.org Sender: "Linux-kernel-mentees" We cannot rely on execute bits to be set on files in the repository. The build script should use the explicit interpreter when invoking any script from the repository. Link: https://lore.kernel.org/lkml/20200830174409.c24c3f67addcce0cea9a9d4c@linux-foundation.org/ Link: https://lore.kernel.org/lkml/202008271102.FEB906C88@keescook/ Suggested-by: Andrew Morton Suggested-by: Kees Cook Suggested-by: Lukas Bulwahn Signed-off-by: Ujjwal Kumar --- Makefile | 4 ++-- arch/arm64/kernel/vdso/Makefile | 2 +- arch/arm64/kernel/vdso32/Makefile | 2 +- arch/ia64/Makefile | 4 ++-- arch/nds32/kernel/vdso/Makefile | 2 +- scripts/Makefile.build | 2 +- scripts/Makefile.package | 4 ++-- 7 files changed, 10 insertions(+), 10 deletions(-) diff --git a/Makefile b/Makefile index f93dbae71248..5f1399a576d4 100644 --- a/Makefile +++ b/Makefile @@ -1258,7 +1258,7 @@ include/generated/utsrelease.h: include/config/kernel.release FORCE PHONY += headerdep headerdep: $(Q)find $(srctree)/include/ -name '*.h' | xargs --max-args 1 \ - $(srctree)/scripts/headerdep.pl -I$(srctree)/include + $(PERL) $(srctree)/scripts/headerdep.pl -I$(srctree)/include # --------------------------------------------------------------------------- # Kernel headers @@ -1314,7 +1314,7 @@ PHONY += kselftest-merge kselftest-merge: $(if $(wildcard $(objtree)/.config),, $(error No .config exists, config your kernel first!)) $(Q)find $(srctree)/tools/testing/selftests -name config | \ - xargs $(srctree)/scripts/kconfig/merge_config.sh -m $(objtree)/.config + xargs $(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m $(objtree)/.config $(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig # --------------------------------------------------------------------------- diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile index de981f7b4546..30fe93bb5488 100644 --- a/arch/arm64/kernel/vdso/Makefile +++ b/arch/arm64/kernel/vdso/Makefile @@ -65,7 +65,7 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE # Generate VDSO offsets using helper script gen-vdsosym := $(srctree)/$(src)/gen_vdso_offsets.sh quiet_cmd_vdsosym = VDSOSYM $@ - cmd_vdsosym = $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@ + cmd_vdsosym = $(NM) $< | $(CONFIG_SHELL) $(gen-vdsosym) | LC_ALL=C sort > $@ include/generated/vdso-offsets.h: $(obj)/vdso.so.dbg FORCE $(call if_changed,vdsosym) diff --git a/arch/arm64/kernel/vdso32/Makefile b/arch/arm64/kernel/vdso32/Makefile index 572475b7b7ed..4f8fe34bc75a 100644 --- a/arch/arm64/kernel/vdso32/Makefile +++ b/arch/arm64/kernel/vdso32/Makefile @@ -205,7 +205,7 @@ quiet_cmd_vdsomunge = MUNGE $@ gen-vdsosym := $(srctree)/$(src)/../vdso/gen_vdso_offsets.sh quiet_cmd_vdsosym = VDSOSYM $@ # The AArch64 nm should be able to read an AArch32 binary - cmd_vdsosym = $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@ + cmd_vdsosym = $(NM) $< | $(CONFIG_SHELL) $(gen-vdsosym) | LC_ALL=C sort > $@ # Install commands for the unstripped file quiet_cmd_vdso_install = INSTALL32 $@ diff --git a/arch/ia64/Makefile b/arch/ia64/Makefile index 2876a7df1b0a..5f6cc3c3da50 100644 --- a/arch/ia64/Makefile +++ b/arch/ia64/Makefile @@ -28,8 +28,8 @@ cflags-y := -pipe $(EXTRA) -ffixed-r13 -mfixed-range=f12-f15,f32-f127 \ -falign-functions=32 -frename-registers -fno-optimize-sibling-calls KBUILD_CFLAGS_KERNEL := -mconstant-gp -GAS_STATUS = $(shell $(srctree)/arch/ia64/scripts/check-gas "$(CC)" "$(OBJDUMP)") -KBUILD_CPPFLAGS += $(shell $(srctree)/arch/ia64/scripts/toolchain-flags "$(CC)" "$(OBJDUMP)" "$(READELF)") +GAS_STATUS = $($(CONFIG_SHELL) $(srctree)/arch/ia64/scripts/check-gas "$(CC)" "$(OBJDUMP)") +KBUILD_CPPFLAGS += $($(CONFIG_SHELL) $(srctree)/arch/ia64/scripts/toolchain-flags "$(CC)" "$(OBJDUMP)" "$(READELF)") ifeq ($(GAS_STATUS),buggy) $(error Sorry, you need a newer version of the assember, one that is built from \ diff --git a/arch/nds32/kernel/vdso/Makefile b/arch/nds32/kernel/vdso/Makefile index 55df25ef0057..e77d4bcfa7c1 100644 --- a/arch/nds32/kernel/vdso/Makefile +++ b/arch/nds32/kernel/vdso/Makefile @@ -39,7 +39,7 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE # Generate VDSO offsets using helper script gen-vdsosym := $(srctree)/$(src)/gen_vdso_offsets.sh quiet_cmd_vdsosym = VDSOSYM $@ - cmd_vdsosym = $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@ + cmd_vdsosym = $(NM) $< | $(CONFIG_SHELL) $(gen-vdsosym) | LC_ALL=C sort > $@ include/generated/vdso-offsets.h: $(obj)/vdso.so.dbg FORCE $(call if_changed,vdsosym) diff --git a/scripts/Makefile.build b/scripts/Makefile.build index a467b9323442..893217ee4a17 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -104,7 +104,7 @@ else ifeq ($(KBUILD_CHECKSRC),2) endif ifneq ($(KBUILD_EXTRA_WARN),) - cmd_checkdoc = $(srctree)/scripts/kernel-doc -none $< + cmd_checkdoc = $(PERL) $(srctree)/scripts/kernel-doc -none $< endif # Compile C sources (.c) diff --git a/scripts/Makefile.package b/scripts/Makefile.package index f952fb64789d..4fc16c4776cc 100644 --- a/scripts/Makefile.package +++ b/scripts/Makefile.package @@ -44,7 +44,7 @@ if test "$(objtree)" != "$(srctree)"; then \ echo >&2; \ false; \ fi ; \ -$(srctree)/scripts/setlocalversion --save-scmversion; \ +$(CONFIG_SHELL) $(srctree)/scripts/setlocalversion --save-scmversion; \ tar -I $(KGZIP) -c $(RCS_TAR_IGNORE) -f $(2).tar.gz \ --transform 's:^:$(2)/:S' $(TAR_CONTENT) $(3); \ rm -f $(objtree)/.scmversion @@ -123,7 +123,7 @@ git --git-dir=$(srctree)/.git archive --prefix=$(perf-tar)/ \ mkdir -p $(perf-tar); \ git --git-dir=$(srctree)/.git rev-parse HEAD > $(perf-tar)/HEAD; \ (cd $(srctree)/tools/perf; \ -util/PERF-VERSION-GEN $(CURDIR)/$(perf-tar)/); \ +$(CONFIG_SHELL) util/PERF-VERSION-GEN $(CURDIR)/$(perf-tar)/); \ tar rf $(perf-tar).tar $(perf-tar)/HEAD $(perf-tar)/PERF-VERSION-FILE; \ rm -r $(perf-tar); \ $(if $(findstring tar-src,$@),, \ -- 2.26.2 _______________________________________________ Linux-kernel-mentees mailing list Linux-kernel-mentees@lists.linuxfoundation.org https://lists.linuxfoundation.org/mailman/listinfo/linux-kernel-mentees